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[Xen-changelog] [qemu-xen staging-4.12] Merge tag 'v3.0.1' into staging-4.12



=== This changeset includes merge from high-traffic branch ===
Commits on that branch are not reported individually.

commit 8023a62081ffbe3f734019076ec1a2b4213142bb
Merge: a55e2eca4b45108c9ffa4ab6f6068cd2e8501654 
1dfcf652e6ae5eb6b98d2c55a509e8eb054a2fab
Author:     Anthony PERARD <anthony.perard@xxxxxxxxxx>
AuthorDate: Tue Apr 16 10:52:53 2019 +0100
Commit:     Anthony PERARD <anthony.perard@xxxxxxxxxx>
CommitDate: Tue Apr 16 10:52:53 2019 +0100

    Merge tag 'v3.0.1' into staging-4.12
    
    3.0.1
 VERSION                               |   2 +-
 block.c                               |   2 +
 block/block-backend.c                 |   3 +
 block/mirror.c                        |  18 +++---
 block/nbd-client.c                    |  22 ++++++-
 block/nvme.c                          |  37 ++++--------
 block/qapi.c                          |   3 +-
 block/rbd.c                           |  90 ++++++++++++++++++++++++-----
 configure                             |   7 +--
 exec.c                                |  10 ++--
 hw/acpi/piix4.c                       |   1 +
 hw/arm/virt.c                         |   2 +
 hw/audio/fmopl.h                      |   4 +-
 hw/block/fdc.c                        |   2 +-
 hw/char/virtio-serial-bus.c           |   6 +-
 hw/i2c/bitbang_i2c.h                  |   2 -
 hw/i2c/smbus.c                        |   6 +-
 hw/i386/acpi-build.c                  |  85 +++++++--------------------
 hw/i386/intel_iommu.c                 |  34 +++++++----
 hw/net/ne2000.c                       |   4 +-
 hw/net/pcnet.c                        |   4 +-
 hw/net/rtl8139.c                      |   8 +--
 hw/pci/pcie.c                         |  12 ++++
 hw/ppc/pnv_lpc.c                      |   8 ++-
 hw/ppc/spapr_cpu_core.c               |  62 ++++++++++----------
 hw/rdma/rdma_rm_defs.h                |   4 +-
 hw/scsi/lsi53c895a.c                  |  19 +++++-
 hw/scsi/vhost-scsi.c                  |   2 +-
 hw/tpm/tpm_emulator.c                 |   1 +
 hw/tpm/tpm_tis.c                      |  10 +++-
 hw/usb/dev-mtp.c                      |  19 ++++--
 hw/virtio/vhost-user.c                |  20 +++----
 hw/virtio/vhost.c                     |   4 +-
 hw/virtio/virtio.c                    |  17 +++++-
 include/block/nbd.h                   |   4 +-
 include/hw/i2c/i2c.h                  |   2 +
 include/hw/i2c/ppc4xx_i2c.h           |   3 -
 include/hw/s390x/tod.h                |   2 +-
 job.c                                 |  20 ++-----
 linux-user/syscall.c                  |  44 ++++++++++----
 migration/postcopy-ram.c              |  11 ++--
 monitor.c                             |   2 +
 nbd/server.c                          |   9 ++-
 net/slirp.c                           |   9 +++
 qemu-deprecated.texi                  |  15 +++++
 qemu-img.c                            |  35 ++++++-----
 qemu-seccomp.c                        |  36 +++++++++++-
 qga/qapi-schema.json                  |  25 ++++----
 scripts/make-release                  |   1 +
 slirp/bootp.c                         |  32 ++++++----
 slirp/tcp_subr.c                      |  15 +++--
 target/arm/cpu.c                      |   6 +-
 target/arm/cpu.h                      |   5 +-
 target/arm/cpu64.c                    |  29 ++++++++++
 target/arm/helper.c                   |  55 +++++++++++-------
 target/arm/sve_helper.c               |  23 +++-----
 target/arm/translate-a64.c            | 106 ++++++++++++++++++++++++++++------
 target/arm/translate-sve.c            |  81 +++++++++++++++-----------
 target/i386/cpu.c                     |   6 ++
 target/ppc/translate/vmx-ops.inc.c    |   2 +-
 target/s390x/diag.c                   |   2 +-
 target/xtensa/translate.c             |   8 +--
 tests/acpi-test-data/pc/DSDT          | Bin 5144 -> 5131 bytes
 tests/acpi-test-data/pc/DSDT.bridge   | Bin 7003 -> 6990 bytes
 tests/acpi-test-data/pc/DSDT.cphp     | Bin 5607 -> 5594 bytes
 tests/acpi-test-data/pc/DSDT.dimmpxm  | Bin 6803 -> 6790 bytes
 tests/acpi-test-data/pc/DSDT.ipmikcs  | Bin 5216 -> 5203 bytes
 tests/acpi-test-data/pc/DSDT.memhp    | Bin 6509 -> 6496 bytes
 tests/acpi-test-data/pc/DSDT.numamem  | Bin 5150 -> 5137 bytes
 tests/acpi-test-data/pc/SRAT.dimmpxm  | Bin 472 -> 392 bytes
 tests/acpi-test-data/pc/SRAT.memhp    | Bin 264 -> 264 bytes
 tests/acpi-test-data/q35/DSDT         | Bin 7828 -> 7815 bytes
 tests/acpi-test-data/q35/DSDT.bridge  | Bin 7845 -> 7832 bytes
 tests/acpi-test-data/q35/DSDT.cphp    | Bin 8291 -> 8278 bytes
 tests/acpi-test-data/q35/DSDT.dimmpxm | Bin 9487 -> 9474 bytes
 tests/acpi-test-data/q35/DSDT.ipmibt  | Bin 7903 -> 7890 bytes
 tests/acpi-test-data/q35/DSDT.memhp   | Bin 9193 -> 9180 bytes
 tests/acpi-test-data/q35/DSDT.numamem | Bin 7834 -> 7821 bytes
 tests/acpi-test-data/q35/SRAT.dimmpxm | Bin 472 -> 392 bytes
 tests/acpi-test-data/q35/SRAT.memhp   | Bin 264 -> 264 bytes
 tests/qemu-iotests/041                |   6 ++
 tests/qemu-iotests/041.out            |   4 +-
 tests/qemu-iotests/067.out            |   1 +
 tests/qemu-iotests/229                |  95 ++++++++++++++++++++++++++++++
 tests/qemu-iotests/229.out            |  23 ++++++++
 tests/qemu-iotests/231                |  62 ++++++++++++++++++++
 tests/qemu-iotests/231.out            |   9 +++
 tests/qemu-iotests/235                |  78 +++++++++++++++++++++++++
 tests/qemu-iotests/235.out            |   3 +
 tests/qemu-iotests/group              |   3 +
 ui/vnc-jobs.c                         |   3 +-
 util/aio-posix.c                      |   7 ++-
 util/aio-win32.c                      |   3 +-
 util/hbitmap.c                        |   3 +
 util/vfio-helpers.c                   |   2 +-
 vl.c                                  |   1 +
 96 files changed, 1026 insertions(+), 395 deletions(-)

diff --git a/VERSION b/VERSION
index 4a36342fca..cb2b00e4f7 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-3.0.0
+3.0.1
diff --git a/block.c b/block.c
index 39f373e035..50b9bd695d 100644
--- a/block.c
+++ b/block.c
@@ -2787,6 +2787,7 @@ static BlockDriverState *bdrv_open_inherit(const char 
*filename,
     bdrv_parent_cb_change_media(bs, true);
 
     qobject_unref(options);
+    options = NULL;
 
     /* For snapshot=on, create a temporary qcow2 overlay. bs points to the
      * temporary snapshot afterwards. */
@@ -4394,6 +4395,7 @@ static void coroutine_fn 
bdrv_co_invalidate_cache(BlockDriverState *bs,
         if (parent->role->activate) {
             parent->role->activate(parent, &local_err);
             if (local_err) {
+                bs->open_flags |= BDRV_O_INACTIVE;
                 error_propagate(errp, local_err);
                 return;
             }
diff --git a/block/block-backend.c b/block/block-backend.c
index f2f75a977d..1b27a68ae7 100644
--- a/block/block-backend.c
+++ b/block/block-backend.c
@@ -324,6 +324,9 @@ BlockBackend *blk_new(uint64_t perm, uint64_t shared_perm)
     blk->shared_perm = shared_perm;
     blk_set_enable_write_cache(blk, true);
 
+    blk->on_read_error = BLOCKDEV_ON_ERROR_REPORT;
+    blk->on_write_error = BLOCKDEV_ON_ERROR_ENOSPC;
+
     block_acct_init(&blk->stats);
 
     notifier_list_init(&blk->remove_bs_notifiers);
diff --git a/block/mirror.c b/block/mirror.c
index b48c3f8cf5..b097853983 100644
--- a/block/mirror.c
+++ b/block/mirror.c
@@ -198,7 +198,6 @@ static void coroutine_fn mirror_write_complete(MirrorOp 
*op, int ret)
 {
     MirrorBlockJob *s = op->s;
 
-    aio_context_acquire(blk_get_aio_context(s->common.blk));
     if (ret < 0) {
         BlockErrorAction action;
 
@@ -208,15 +207,14 @@ static void coroutine_fn mirror_write_complete(MirrorOp 
*op, int ret)
             s->ret = ret;
         }
     }
+
     mirror_iteration_done(op, ret);
-    aio_context_release(blk_get_aio_context(s->common.blk));
 }
 
 static void coroutine_fn mirror_read_complete(MirrorOp *op, int ret)
 {
     MirrorBlockJob *s = op->s;
 
-    aio_context_acquire(blk_get_aio_context(s->common.blk));
     if (ret < 0) {
         BlockErrorAction action;
 
@@ -227,12 +225,11 @@ static void coroutine_fn mirror_read_complete(MirrorOp 
*op, int ret)
         }
 
         mirror_iteration_done(op, ret);
-    } else {
-        ret = blk_co_pwritev(s->target, op->offset,
-                             op->qiov.size, &op->qiov, 0);
-        mirror_write_complete(op, ret);
+        return;
     }
-    aio_context_release(blk_get_aio_context(s->common.blk));
+
+    ret = blk_co_pwritev(s->target, op->offset, op->qiov.size, &op->qiov, 0);
+    mirror_write_complete(op, ret);
 }
 
 /* Clip bytes relative to offset to not exceed end-of-file */
@@ -1499,6 +1496,11 @@ static void mirror_start_job(const char *job_id, 
BlockDriverState *bs,
         buf_size = DEFAULT_MIRROR_BUF_SIZE;
     }
 
+    if (bs == target) {
+        error_setg(errp, "Can't mirror node into itself");
+        return;
+    }
+
     /* In the case of active commit, add dummy driver to provide consistent
      * reads on the top, while disabling it in the intermediate nodes, and make
      * the backing chain writable. */
diff --git a/block/nbd-client.c b/block/nbd-client.c
index 9686ecbd5e..1b7b5b0a88 100644
--- a/block/nbd-client.c
+++ b/block/nbd-client.c
@@ -992,11 +992,18 @@ int nbd_client_init(BlockDriverState *bs,
         logout("Failed to negotiate with the NBD server\n");
         return ret;
     }
+    if (x_dirty_bitmap && !client->info.base_allocation) {
+        error_setg(errp, "requested x-dirty-bitmap %s not found",
+                   x_dirty_bitmap);
+        ret = -EINVAL;
+        goto fail;
+    }
     if (client->info.flags & NBD_FLAG_READ_ONLY &&
         !bdrv_is_read_only(bs)) {
         error_setg(errp,
                    "request for write access conflicts with read-only export");
-        return -EACCES;
+        ret = -EACCES;
+        goto fail;
     }
     if (client->info.flags & NBD_FLAG_SEND_FUA) {
         bs->supported_write_flags = BDRV_REQ_FUA;
@@ -1024,4 +1031,17 @@ int nbd_client_init(BlockDriverState *bs,
 
     logout("Established connection with NBD server\n");
     return 0;
+
+ fail:
+    /*
+     * We have connected, but must fail for other reasons. The
+     * connection is still blocking; send NBD_CMD_DISC as a courtesy
+     * to the server.
+     */
+    {
+        NBDRequest request = { .type = NBD_CMD_DISC };
+
+        nbd_send_request(client->ioc ?: QIO_CHANNEL(sioc), &request);
+        return ret;
+    }
 }
diff --git a/block/nvme.c b/block/nvme.c
index 6f71122bf5..37805e8890 100644
--- a/block/nvme.c
+++ b/block/nvme.c
@@ -569,13 +569,13 @@ static int nvme_init(BlockDriverState *bs, const char 
*device, int namespace,
     s->vfio = qemu_vfio_open_pci(device, errp);
     if (!s->vfio) {
         ret = -EINVAL;
-        goto fail;
+        goto out;
     }
 
     s->regs = qemu_vfio_pci_map_bar(s->vfio, 0, 0, NVME_BAR_SIZE, errp);
     if (!s->regs) {
         ret = -EINVAL;
-        goto fail;
+        goto out;
     }
 
     /* Perform initialize sequence as described in NVMe spec "7.6.1
@@ -585,7 +585,7 @@ static int nvme_init(BlockDriverState *bs, const char 
*device, int namespace,
     if (!(cap & (1ULL << 37))) {
         error_setg(errp, "Device doesn't support NVMe command set");
         ret = -EINVAL;
-        goto fail;
+        goto out;
     }
 
     s->page_size = MAX(4096, 1 << (12 + ((cap >> 48) & 0xF)));
@@ -603,7 +603,7 @@ static int nvme_init(BlockDriverState *bs, const char 
*device, int namespace,
                              PRId64 " ms)",
                        timeout_ms);
             ret = -ETIMEDOUT;
-            goto fail;
+            goto out;
         }
     }
 
@@ -613,7 +613,7 @@ static int nvme_init(BlockDriverState *bs, const char 
*device, int namespace,
     s->queues[0] = nvme_create_queue_pair(bs, 0, NVME_QUEUE_SIZE, errp);
     if (!s->queues[0]) {
         ret = -EINVAL;
-        goto fail;
+        goto out;
     }
     QEMU_BUILD_BUG_ON(NVME_QUEUE_SIZE & 0xF000);
     s->regs->aqa = cpu_to_le32((NVME_QUEUE_SIZE << 16) | NVME_QUEUE_SIZE);
@@ -633,14 +633,14 @@ static int nvme_init(BlockDriverState *bs, const char 
*device, int namespace,
                              PRId64 " ms)",
                        timeout_ms);
             ret = -ETIMEDOUT;
-            goto fail_queue;
+            goto out;
         }
     }
 
     ret = qemu_vfio_pci_init_irq(s->vfio, &s->irq_notifier,
                                  VFIO_PCI_MSIX_IRQ_INDEX, errp);
     if (ret) {
-        goto fail_queue;
+        goto out;
     }
     aio_set_event_notifier(bdrv_get_aio_context(bs), &s->irq_notifier,
                            false, nvme_handle_event, nvme_poll_cb);
@@ -649,30 +649,15 @@ static int nvme_init(BlockDriverState *bs, const char 
*device, int namespace,
     if (local_err) {
         error_propagate(errp, local_err);
         ret = -EIO;
-        goto fail_handler;
+        goto out;
     }
 
     /* Set up command queues. */
     if (!nvme_add_io_queue(bs, errp)) {
         ret = -EIO;
-        goto fail_handler;
     }
-    return 0;
-
-fail_handler:
-    aio_set_event_notifier(bdrv_get_aio_context(bs), &s->irq_notifier,
-                           false, NULL, NULL);
-fail_queue:
-    nvme_free_queue_pair(bs, s->queues[0]);
-fail:
-    g_free(s->queues);
-    if (s->regs) {
-        qemu_vfio_pci_unmap_bar(s->vfio, 0, (void *)s->regs, 0, NVME_BAR_SIZE);
-    }
-    if (s->vfio) {
-        qemu_vfio_close(s->vfio);
-    }
-    event_notifier_cleanup(&s->irq_notifier);
+out:
+    /* Cleaning up is done in nvme_file_open() upon error. */
     return ret;
 }
 
@@ -739,8 +724,10 @@ static void nvme_close(BlockDriverState *bs)
     for (i = 0; i < s->nr_queues; ++i) {
         nvme_free_queue_pair(bs, s->queues[i]);
     }
+    g_free(s->queues);
     aio_set_event_notifier(bdrv_get_aio_context(bs), &s->irq_notifier,
                            false, NULL, NULL);
+    event_notifier_cleanup(&s->irq_notifier);
     qemu_vfio_pci_unmap_bar(s->vfio, 0, (void *)s->regs, 0, NVME_BAR_SIZE);
     qemu_vfio_close(s->vfio);
 }
diff --git a/block/qapi.c b/block/qapi.c
index 339727f0f4..c66f949db8 100644
--- a/block/qapi.c
+++ b/block/qapi.c
@@ -594,7 +594,7 @@ BlockStatsList *qmp_query_blockstats(bool has_query_nodes,
         }
     } else {
         for (blk = blk_all_next(NULL); blk; blk = blk_all_next(blk)) {
-            BlockStatsList *info = g_malloc0(sizeof(*info));
+            BlockStatsList *info;
             AioContext *ctx = blk_get_aio_context(blk);
             BlockStats *s;
             char *qdev;
@@ -619,6 +619,7 @@ BlockStatsList *qmp_query_blockstats(bool has_query_nodes,
             bdrv_query_blk_stats(s->stats, blk);
             aio_context_release(ctx);
 
+            info = g_malloc0(sizeof(*info));
             info->value = s;
             *p_next = info;
             p_next = &info->next;
diff --git a/block/rbd.c b/block/rbd.c
index ca8e5bbace..014c68d629 100644
--- a/block/rbd.c
+++ b/block/rbd.c
@@ -655,12 +655,61 @@ failed_opts:
     return r;
 }
 
+static int qemu_rbd_convert_options(QDict *options, BlockdevOptionsRbd **opts,
+                                    Error **errp)
+{
+    Visitor *v;
+    Error *local_err = NULL;
+
+    /* Convert the remaining options into a QAPI object */
+    v = qobject_input_visitor_new_flat_confused(options, errp);
+    if (!v) {
+        return -EINVAL;
+    }
+
+    visit_type_BlockdevOptionsRbd(v, NULL, opts, &local_err);
+    visit_free(v);
+
+    if (local_err) {
+        error_propagate(errp, local_err);
+        return -EINVAL;
+    }
+
+    return 0;
+}
+
+static int qemu_rbd_attempt_legacy_options(QDict *options,
+                                           BlockdevOptionsRbd **opts,
+                                           char **keypairs)
+{
+    char *filename;
+    int r;
+
+    filename = g_strdup(qdict_get_try_str(options, "filename"));
+    if (!filename) {
+        return -EINVAL;
+    }
+    qdict_del(options, "filename");
+
+    qemu_rbd_parse_filename(filename, options, NULL);
+
+    /* keypairs freed by caller */
+    *keypairs = g_strdup(qdict_get_try_str(options, "=keyvalue-pairs"));
+    if (*keypairs) {
+        qdict_del(options, "=keyvalue-pairs");
+    }
+
+    r = qemu_rbd_convert_options(options, opts, NULL);
+
+    g_free(filename);
+    return r;
+}
+
 static int qemu_rbd_open(BlockDriverState *bs, QDict *options, int flags,
                          Error **errp)
 {
     BDRVRBDState *s = bs->opaque;
     BlockdevOptionsRbd *opts = NULL;
-    Visitor *v;
     const QDictEntry *e;
     Error *local_err = NULL;
     char *keypairs, *secretid;
@@ -676,20 +725,33 @@ static int qemu_rbd_open(BlockDriverState *bs, QDict 
*options, int flags,
         qdict_del(options, "password-secret");
     }
 
-    /* Convert the remaining options into a QAPI object */
-    v = qobject_input_visitor_new_flat_confused(options, errp);
-    if (!v) {
-        r = -EINVAL;
-        goto out;
-    }
-
-    visit_type_BlockdevOptionsRbd(v, NULL, &opts, &local_err);
-    visit_free(v);
-
+    r = qemu_rbd_convert_options(options, &opts, &local_err);
     if (local_err) {
-        error_propagate(errp, local_err);
-        r = -EINVAL;
-        goto out;
+        /* If keypairs are present, that means some options are present in
+         * the modern option format.  Don't attempt to parse legacy option
+         * formats, as we won't support mixed usage. */
+        if (keypairs) {
+            error_propagate(errp, local_err);
+            goto out;
+        }
+
+        /* If the initial attempt to convert and process the options failed,
+         * we may be attempting to open an image file that has the rbd options
+         * specified in the older format consisting of all key/value pairs
+         * encoded in the filename.  Go ahead and attempt to parse the
+         * filename, and see if we can pull out the required options. */
+        r = qemu_rbd_attempt_legacy_options(options, &opts, &keypairs);
+        if (r < 0) {
+            /* Propagate the original error, not the legacy parsing fallback
+             * error, as the latter was just a best-effort attempt. */
+            error_propagate(errp, local_err);
+            goto out;
+        }
+        /* Take care whenever deciding to actually deprecate; once this ability
+         * is removed, we will not be able to open any images with 
legacy-styled
+         * backing image strings. */
+        error_report("RBD options encoded in the filename as keyvalue pairs "
+                     "is deprecated");
     }
 
     /* Remove the processed options from the QDict (the visitor processes
diff --git a/configure b/configure
index a8b707a670..98870f56ec 100755
--- a/configure
+++ b/configure
@@ -2224,13 +2224,10 @@ fi
 ##########################################
 # libseccomp check
 
+libseccomp_minver="2.2.0"
 if test "$seccomp" != "no" ; then
     case "$cpu" in
-    i386|x86_64)
-        libseccomp_minver="2.1.0"
-        ;;
-    mips)
-        libseccomp_minver="2.2.0"
+    i386|x86_64|mips)
         ;;
     arm|aarch64)
         libseccomp_minver="2.2.3"
diff --git a/exec.c b/exec.c
index 4f5df07b6a..9bafcb155a 100644
--- a/exec.c
+++ b/exec.c
@@ -690,7 +690,7 @@ static void tcg_register_iommu_notifier(CPUState *cpu,
     int i;
 
     for (i = 0; i < cpu->iommu_notifiers->len; i++) {
-        notifier = &g_array_index(cpu->iommu_notifiers, TCGIOMMUNotifier, i);
+        notifier = g_array_index(cpu->iommu_notifiers, TCGIOMMUNotifier *, i);
         if (notifier->mr == mr && notifier->iommu_idx == iommu_idx) {
             break;
         }
@@ -698,7 +698,8 @@ static void tcg_register_iommu_notifier(CPUState *cpu,
     if (i == cpu->iommu_notifiers->len) {
         /* Not found, add a new entry at the end of the array */
         cpu->iommu_notifiers = g_array_set_size(cpu->iommu_notifiers, i + 1);
-        notifier = &g_array_index(cpu->iommu_notifiers, TCGIOMMUNotifier, i);
+        notifier = g_new0(TCGIOMMUNotifier, 1);
+        g_array_index(cpu->iommu_notifiers, TCGIOMMUNotifier *, i) = notifier;
 
         notifier->mr = mr;
         notifier->iommu_idx = iommu_idx;
@@ -730,8 +731,9 @@ static void tcg_iommu_free_notifier_list(CPUState *cpu)
     TCGIOMMUNotifier *notifier;
 
     for (i = 0; i < cpu->iommu_notifiers->len; i++) {
-        notifier = &g_array_index(cpu->iommu_notifiers, TCGIOMMUNotifier, i);
+        notifier = g_array_index(cpu->iommu_notifiers, TCGIOMMUNotifier *, i);
         memory_region_unregister_iommu_notifier(notifier->mr, &notifier->n);
+        g_free(notifier);
     }
     g_array_free(cpu->iommu_notifiers, true);
 }
@@ -1000,7 +1002,7 @@ void cpu_exec_realizefn(CPUState *cpu, Error **errp)
         vmstate_register(NULL, cpu->cpu_index, cc->vmsd, cpu);
     }
 
-    cpu->iommu_notifiers = g_array_new(false, true, sizeof(TCGIOMMUNotifier));
+    cpu->iommu_notifiers = g_array_new(false, true, sizeof(TCGIOMMUNotifier 
*));
 #endif
 }
 
diff --git a/hw/acpi/piix4.c b/hw/acpi/piix4.c
index 6404af5f33..7ae6d14b46 100644
--- a/hw/acpi/piix4.c
+++ b/hw/acpi/piix4.c
@@ -173,6 +173,7 @@ static int vmstate_acpi_post_load(void *opaque, int 
version_id)
     PIIX4PMState *s = opaque;
 
     pm_io_space_update(s);
+    smbus_io_space_update(s);
     return 0;
 }
 
diff --git a/hw/arm/virt.c b/hw/arm/virt.c
index 281ddcdf6e..7f234ff6e8 100644
--- a/hw/arm/virt.c
+++ b/hw/arm/virt.c
@@ -1881,6 +1881,8 @@ static void virt_machine_2_10_options(MachineClass *mc)
 {
     virt_machine_2_11_options(mc);
     SET_MACHINE_COMPAT(mc, VIRT_COMPAT_2_10);
+    /* before 2.11 we never faulted accesses to bad addresses */
+    mc->ignore_memory_transaction_failures = true;
 }
 DEFINE_VIRT_MACHINE(2, 10)
 
diff --git a/hw/audio/fmopl.h b/hw/audio/fmopl.h
index e7e578a48e..e008e72d7a 100644
--- a/hw/audio/fmopl.h
+++ b/hw/audio/fmopl.h
@@ -72,8 +72,8 @@ typedef struct fm_opl_f {
        /* Rhythm sention */
        uint8_t rhythm;         /* Rhythm mode , key flag */
        /* time tables */
-       int32_t AR_TABLE[75];   /* atttack rate tables */
-       int32_t DR_TABLE[75];   /* decay rate tables   */
+       int32_t AR_TABLE[76];   /* attack rate tables  */
+       int32_t DR_TABLE[76];   /* decay rate tables   */
        uint32_t FN_TABLE[1024];  /* fnumber -> increment counter */
        /* LFO */
        int32_t *ams_table;
diff --git a/hw/block/fdc.c b/hw/block/fdc.c
index 2e9c1e1e2f..6f19f127a5 100644
--- a/hw/block/fdc.c
+++ b/hw/block/fdc.c
@@ -1617,7 +1617,7 @@ static void fdctrl_stop_transfer(FDCtrl *fdctrl, uint8_t 
status0,
     fdctrl->fifo[5] = cur_drv->sect;
     fdctrl->fifo[6] = FD_SECTOR_SC;
     fdctrl->data_dir = FD_DIR_READ;
-    if (!(fdctrl->msr & FD_MSR_NONDMA)) {
+    if (fdctrl->dma_chann != -1 && !(fdctrl->msr & FD_MSR_NONDMA)) {
         IsaDmaClass *k = ISADMA_GET_CLASS(fdctrl->dma);
         k->release_DREQ(fdctrl->dma, fdctrl->dma_chann);
     }
diff --git a/hw/char/virtio-serial-bus.c b/hw/char/virtio-serial-bus.c
index d2dd8ab502..04e3ebe352 100644
--- a/hw/char/virtio-serial-bus.c
+++ b/hw/char/virtio-serial-bus.c
@@ -667,9 +667,9 @@ static void virtio_serial_save_device(VirtIODevice *vdev, 
QEMUFile *f)
 
     /* The config space (ignored on the far end in current versions) */
     get_config(vdev, (uint8_t *)&config);
-    qemu_put_be16s(f, &config.cols);
-    qemu_put_be16s(f, &config.rows);
-    qemu_put_be32s(f, &config.max_nr_ports);
+    qemu_put_be16(f, config.cols);
+    qemu_put_be16(f, config.rows);
+    qemu_put_be32(f, config.max_nr_ports);
 
     /* The ports map */
     max_nr_ports = s->serial.max_virtserial_ports;
diff --git a/hw/i2c/bitbang_i2c.h b/hw/i2c/bitbang_i2c.h
index 3a7126d5de..9443021710 100644
--- a/hw/i2c/bitbang_i2c.h
+++ b/hw/i2c/bitbang_i2c.h
@@ -3,8 +3,6 @@
 
 #include "hw/i2c/i2c.h"
 
-typedef struct bitbang_i2c_interface bitbang_i2c_interface;
-
 #define BITBANG_I2C_SDA 0
 #define BITBANG_I2C_SCL 1
 
diff --git a/hw/i2c/smbus.c b/hw/i2c/smbus.c
index 587ce1ab7f..639ff90b65 100644
--- a/hw/i2c/smbus.c
+++ b/hw/i2c/smbus.c
@@ -193,7 +193,11 @@ static int smbus_i2c_send(I2CSlave *s, uint8_t data)
     switch (dev->mode) {
     case SMBUS_WRITE_DATA:
         DPRINTF("Write data %02x\n", data);
-        dev->data_buf[dev->data_len++] = data;
+        if (dev->data_len >= sizeof(dev->data_buf)) {
+            BADF("Too many bytes sent\n");
+        } else {
+            dev->data_buf[dev->data_len++] = data;
+        }
         break;
     default:
         BADF("Unexpected write in state %d\n", dev->mode);
diff --git a/hw/i386/acpi-build.c b/hw/i386/acpi-build.c
index e1ee8ae9e0..31ed0e16a2 100644
--- a/hw/i386/acpi-build.c
+++ b/hw/i386/acpi-build.c
@@ -2134,8 +2134,16 @@ build_dsdt(GArray *table_data, BIOSLinker *linker,
             build_append_pci_bus_devices(scope, bus, pm->pcihp_bridge_en);
 
             if (TPM_IS_TIS(tpm_find())) {
-                dev = aml_device("ISA.TPM");
-                aml_append(dev, aml_name_decl("_HID", aml_eisaid("PNP0C31")));
+                if (misc->tpm_version == TPM_VERSION_2_0) {
+                    dev = aml_device("TPM");
+                    aml_append(dev, aml_name_decl("_HID",
+                                                  aml_string("MSFT0101")));
+                } else {
+                    dev = aml_device("ISA.TPM");
+                    aml_append(dev, aml_name_decl("_HID",
+                                                  aml_eisaid("PNP0C31")));
+                }
+
                 aml_append(dev, aml_name_decl("_STA", aml_int(0xF)));
                 crs = aml_resource_template();
                 aml_append(crs, aml_memory32_fixed(TPM_TIS_ADDR_BASE,
@@ -2251,64 +2259,6 @@ build_tpm2(GArray *table_data, BIOSLinker *linker, 
GArray *tcpalog)
 #define HOLE_640K_START  (640 * KiB)
 #define HOLE_640K_END   (1 * MiB)
 
-static void build_srat_hotpluggable_memory(GArray *table_data, uint64_t base,
-                                           uint64_t len, int default_node)
-{
-    MemoryDeviceInfoList *info_list = qmp_memory_device_list();
-    MemoryDeviceInfoList *info;
-    MemoryDeviceInfo *mi;
-    PCDIMMDeviceInfo *di;
-    uint64_t end = base + len, cur, size;
-    bool is_nvdimm;
-    AcpiSratMemoryAffinity *numamem;
-    MemoryAffinityFlags flags;
-
-    for (cur = base, info = info_list;
-         cur < end;
-         cur += size, info = info->next) {
-        numamem = acpi_data_push(table_data, sizeof *numamem);
-
-        if (!info) {
-            /*
-             * Entry is required for Windows to enable memory hotplug in OS
-             * and for Linux to enable SWIOTLB when booted with less than
-             * 4G of RAM. Windows works better if the entry sets proximity
-             * to the highest NUMA node in the machine at the end of the
-             * reserved space.
-             * Memory devices may override proximity set by this entry,
-             * providing _PXM method if necessary.
-             */
-            build_srat_memory(numamem, end - 1, 1, default_node,
-                              MEM_AFFINITY_HOTPLUGGABLE | 
MEM_AFFINITY_ENABLED);
-            break;
-        }
-
-        mi = info->value;
-        is_nvdimm = (mi->type == MEMORY_DEVICE_INFO_KIND_NVDIMM);
-        di = !is_nvdimm ? mi->u.dimm.data : mi->u.nvdimm.data;
-
-        if (cur < di->addr) {
-            build_srat_memory(numamem, cur, di->addr - cur, default_node,
-                              MEM_AFFINITY_HOTPLUGGABLE | 
MEM_AFFINITY_ENABLED);
-            numamem = acpi_data_push(table_data, sizeof *numamem);
-        }
-
-        size = di->size;
-
-        flags = MEM_AFFINITY_ENABLED;
-        if (di->hotpluggable) {
-            flags |= MEM_AFFINITY_HOTPLUGGABLE;
-        }
-        if (is_nvdimm) {
-            flags |= MEM_AFFINITY_NON_VOLATILE;
-        }
-
-        build_srat_memory(numamem, di->addr, size, di->node, flags);
-    }
-
-    qapi_free_MemoryDeviceInfoList(info_list);
-}
-
 static void
 build_srat(GArray *table_data, BIOSLinker *linker, MachineState *machine)
 {
@@ -2414,10 +2364,19 @@ build_srat(GArray *table_data, BIOSLinker *linker, 
MachineState *machine)
         build_srat_memory(numamem, 0, 0, 0, MEM_AFFINITY_NOFLAGS);
     }
 
+    /*
+     * Entry is required for Windows to enable memory hotplug in OS
+     * and for Linux to enable SWIOTLB when booted with less than
+     * 4G of RAM. Windows works better if the entry sets proximity
+     * to the highest NUMA node in the machine.
+     * Memory devices may override proximity set by this entry,
+     * providing _PXM method if necessary.
+     */
     if (hotplugabble_address_space_size) {
-        build_srat_hotpluggable_memory(table_data, 
machine->device_memory->base,
-                                       hotplugabble_address_space_size,
-                                       pcms->numa_nodes - 1);
+        numamem = acpi_data_push(table_data, sizeof *numamem);
+        build_srat_memory(numamem, machine->device_memory->base,
+                          hotplugabble_address_space_size, pcms->numa_nodes - 
1,
+                          MEM_AFFINITY_HOTPLUGGABLE | MEM_AFFINITY_ENABLED);
     }
 
     build_header(linker, table_data,
diff --git a/hw/i386/intel_iommu.c b/hw/i386/intel_iommu.c
index 0a8cd4e9cc..4dfa9d5e2b 100644
--- a/hw/i386/intel_iommu.c
+++ b/hw/i386/intel_iommu.c
@@ -37,6 +37,8 @@
 #include "kvm_i386.h"
 #include "trace.h"
 
+static void vtd_address_space_refresh_all(IntelIOMMUState *s);
+
 static void vtd_define_quad(IntelIOMMUState *s, hwaddr addr, uint64_t val,
                             uint64_t wmask, uint64_t w1cmask)
 {
@@ -227,6 +229,14 @@ static void vtd_reset_iotlb(IntelIOMMUState *s)
     vtd_iommu_unlock(s);
 }
 
+static void vtd_reset_caches(IntelIOMMUState *s)
+{
+    vtd_iommu_lock(s);
+    vtd_reset_iotlb_locked(s);
+    vtd_reset_context_cache_locked(s);
+    vtd_iommu_unlock(s);
+}
+
 static uint64_t vtd_get_iotlb_key(uint64_t gfn, uint16_t source_id,
                                   uint32_t level)
 {
@@ -1418,7 +1428,7 @@ static void vtd_context_global_invalidate(IntelIOMMUState 
*s)
         vtd_reset_context_cache_locked(s);
     }
     vtd_iommu_unlock(s);
-    vtd_switch_address_space_all(s);
+    vtd_address_space_refresh_all(s);
     /*
      * From VT-d spec 6.5.2.1, a global context entry invalidation
      * should be followed by a IOTLB global invalidation, so we should
@@ -1703,6 +1713,8 @@ static void vtd_handle_gcmd_srtp(IntelIOMMUState *s)
     vtd_root_table_setup(s);
     /* Ok - report back to driver */
     vtd_set_clear_mask_long(s, DMAR_GSTS_REG, 0, VTD_GSTS_RTPS);
+    vtd_reset_caches(s);
+    vtd_address_space_refresh_all(s);
 }
 
 /* Set Interrupt Remap Table Pointer */
@@ -1735,7 +1747,8 @@ static void vtd_handle_gcmd_te(IntelIOMMUState *s, bool 
en)
         vtd_set_clear_mask_long(s, DMAR_GSTS_REG, VTD_GSTS_TES, 0);
     }
 
-    vtd_switch_address_space_all(s);
+    vtd_reset_caches(s);
+    vtd_address_space_refresh_all(s);
 }
 
 /* Handle Interrupt Remap Enable/Disable */
@@ -3014,6 +3027,12 @@ static void vtd_address_space_unmap_all(IntelIOMMUState 
*s)
     }
 }
 
+static void vtd_address_space_refresh_all(IntelIOMMUState *s)
+{
+    vtd_address_space_unmap_all(s);
+    vtd_switch_address_space_all(s);
+}
+
 static int vtd_replay_hook(IOMMUTLBEntry *entry, void *private)
 {
     memory_region_notify_one((IOMMUNotifier *)private, entry);
@@ -3123,10 +3142,7 @@ static void vtd_init(IntelIOMMUState *s)
         s->cap |= VTD_CAP_CM;
     }
 
-    vtd_iommu_lock(s);
-    vtd_reset_context_cache_locked(s);
-    vtd_reset_iotlb_locked(s);
-    vtd_iommu_unlock(s);
+    vtd_reset_caches(s);
 
     /* Define registers with default values and bit semantics */
     vtd_define_long(s, DMAR_VER_REG, 0x10UL, 0, 0);
@@ -3189,11 +3205,7 @@ static void vtd_reset(DeviceState *dev)
     IntelIOMMUState *s = INTEL_IOMMU_DEVICE(dev);
 
     vtd_init(s);
-
-    /*
-     * When device reset, throw away all mappings and external caches
-     */
-    vtd_address_space_unmap_all(s);
+    vtd_address_space_refresh_all(s);
 }
 
 static AddressSpace *vtd_host_dma_iommu(PCIBus *bus, void *opaque, int devfn)
diff --git a/hw/net/ne2000.c b/hw/net/ne2000.c
index 07d79e317f..869518ee06 100644
--- a/hw/net/ne2000.c
+++ b/hw/net/ne2000.c
@@ -174,7 +174,7 @@ static int ne2000_buffer_full(NE2000State *s)
 ssize_t ne2000_receive(NetClientState *nc, const uint8_t *buf, size_t size_)
 {
     NE2000State *s = qemu_get_nic_opaque(nc);
-    int size = size_;
+    size_t size = size_;
     uint8_t *p;
     unsigned int total_len, next, avail, len, index, mcast_idx;
     uint8_t buf1[60];
@@ -182,7 +182,7 @@ ssize_t ne2000_receive(NetClientState *nc, const uint8_t 
*buf, size_t size_)
         { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff };
 
 #if defined(DEBUG_NE2000)
-    printf("NE2000: received len=%d\n", size);
+    printf("NE2000: received len=%zu\n", size);
 #endif
 
     if (s->cmd & E8390_STOP || ne2000_buffer_full(s))
diff --git a/hw/net/pcnet.c b/hw/net/pcnet.c
index 0c44554168..d9ba04bdfc 100644
--- a/hw/net/pcnet.c
+++ b/hw/net/pcnet.c
@@ -988,14 +988,14 @@ ssize_t pcnet_receive(NetClientState *nc, const uint8_t 
*buf, size_t size_)
     uint8_t buf1[60];
     int remaining;
     int crc_err = 0;
-    int size = size_;
+    size_t size = size_;
 
     if (CSR_DRX(s) || CSR_STOP(s) || CSR_SPND(s) || !size ||
         (CSR_LOOP(s) && !s->looptest)) {
         return -1;
     }
 #ifdef PCNET_DEBUG
-    printf("pcnet_receive size=%d\n", size);
+    printf("pcnet_receive size=%zu\n", size);
 #endif
 
     /* if too small buffer, then expand it */
diff --git a/hw/net/rtl8139.c b/hw/net/rtl8139.c
index 46daa16202..2342a095e3 100644
--- a/hw/net/rtl8139.c
+++ b/hw/net/rtl8139.c
@@ -817,7 +817,7 @@ static ssize_t rtl8139_do_receive(NetClientState *nc, const 
uint8_t *buf, size_t
     RTL8139State *s = qemu_get_nic_opaque(nc);
     PCIDevice *d = PCI_DEVICE(s);
     /* size is the length of the buffer passed to the driver */
-    int size = size_;
+    size_t size = size_;
     const uint8_t *dot1q_buf = NULL;
 
     uint32_t packet_header = 0;
@@ -826,7 +826,7 @@ static ssize_t rtl8139_do_receive(NetClientState *nc, const 
uint8_t *buf, size_t
     static const uint8_t broadcast_macaddr[6] =
         { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff };
 
-    DPRINTF(">>> received len=%d\n", size);
+    DPRINTF(">>> received len=%zu\n", size);
 
     /* test if board clock is stopped */
     if (!s->clock_enabled)
@@ -1035,7 +1035,7 @@ static ssize_t rtl8139_do_receive(NetClientState *nc, 
const uint8_t *buf, size_t
 
         if (size+4 > rx_space)
         {
-            DPRINTF("C+ Rx mode : descriptor %d size %d received %d + 4\n",
+            DPRINTF("C+ Rx mode : descriptor %d size %d received %zu + 4\n",
                 descriptor, rx_space, size);
 
             s->IntrStatus |= RxOverflow;
@@ -1148,7 +1148,7 @@ static ssize_t rtl8139_do_receive(NetClientState *nc, 
const uint8_t *buf, size_t
         if (avail != 0 && RX_ALIGN(size + 8) >= avail)
         {
             DPRINTF("rx overflow: rx buffer length %d head 0x%04x "
-                "read 0x%04x === available 0x%04x need 0x%04x\n",
+                "read 0x%04x === available 0x%04x need 0x%04zx\n",
                 s->RxBufferSize, s->RxBufAddr, s->RxBufPtr, avail, size + 8);
 
             s->IntrStatus |= RxOverflow;
diff --git a/hw/pci/pcie.c b/hw/pci/pcie.c
index 6c91bd44a0..66b73b87c8 100644
--- a/hw/pci/pcie.c
+++ b/hw/pci/pcie.c
@@ -345,6 +345,10 @@ void pcie_cap_slot_hotplug_cb(HotplugHandler *hotplug_dev, 
DeviceState *dev,
     if (!dev->hotplugged) {
         pci_word_test_and_set_mask(exp_cap + PCI_EXP_SLTSTA,
                                    PCI_EXP_SLTSTA_PDS);
+        if (pci_dev->cap_present & QEMU_PCIE_LNKSTA_DLLLA) {
+            pci_word_test_and_set_mask(exp_cap + PCI_EXP_LNKSTA,
+                                       PCI_EXP_LNKSTA_DLLLA);
+        }
         return;
     }
 
@@ -355,6 +359,10 @@ void pcie_cap_slot_hotplug_cb(HotplugHandler *hotplug_dev, 
DeviceState *dev,
     if (pci_get_function_0(pci_dev)) {
         pci_word_test_and_set_mask(exp_cap + PCI_EXP_SLTSTA,
                                    PCI_EXP_SLTSTA_PDS);
+        if (pci_dev->cap_present & QEMU_PCIE_LNKSTA_DLLLA) {
+            pci_word_test_and_set_mask(exp_cap + PCI_EXP_LNKSTA,
+                                       PCI_EXP_LNKSTA_DLLLA);
+        }
         pcie_cap_slot_event(PCI_DEVICE(hotplug_dev),
                             PCI_EXP_HP_EV_PDC | PCI_EXP_HP_EV_ABP);
     }
@@ -531,6 +539,10 @@ void pcie_cap_slot_write_config(PCIDevice *dev,
 
         pci_word_test_and_clear_mask(exp_cap + PCI_EXP_SLTSTA,
                                      PCI_EXP_SLTSTA_PDS);
+        if (dev->cap_present & QEMU_PCIE_LNKSTA_DLLLA) {
+            pci_word_test_and_clear_mask(exp_cap + PCI_EXP_LNKSTA,
+                                         PCI_EXP_LNKSTA_DLLLA);
+        }
         pci_word_test_and_set_mask(exp_cap + PCI_EXP_SLTSTA,
                                        PCI_EXP_SLTSTA_PDC);
     }
diff --git a/hw/ppc/pnv_lpc.c b/hw/ppc/pnv_lpc.c
index d7721320a2..172a915cfc 100644
--- a/hw/ppc/pnv_lpc.c
+++ b/hw/ppc/pnv_lpc.c
@@ -155,9 +155,15 @@ static void pnv_lpc_do_eccb(PnvLpcController *lpc, 
uint64_t cmd)
     /* XXX Check for magic bits at the top, addr size etc... */
     unsigned int sz = (cmd & ECCB_CTL_SZ_MASK) >> ECCB_CTL_SZ_LSH;
     uint32_t opb_addr = cmd & ECCB_CTL_ADDR_MASK;
-    uint8_t data[4];
+    uint8_t data[8];
     bool success;
 
+    if (sz > sizeof(data)) {
+        qemu_log_mask(LOG_GUEST_ERROR,
+            "ECCB: invalid operation at @0x%08x size %d\n", opb_addr, sz);
+        return;
+    }
+
     if (cmd & ECCB_CTL_READ) {
         success = opb_read(lpc, opb_addr, data, sz);
         if (success) {
diff --git a/hw/ppc/spapr_cpu_core.c b/hw/ppc/spapr_cpu_core.c
index 993759db47..bb88a3ce4e 100644
--- a/hw/ppc/spapr_cpu_core.c
+++ b/hw/ppc/spapr_cpu_core.c
@@ -113,26 +113,6 @@ const char *spapr_get_cpu_core_type(const char *cpu_type)
     return object_class_get_name(oc);
 }
 
-static void spapr_unrealize_vcpu(PowerPCCPU *cpu)
-{
-    qemu_unregister_reset(spapr_cpu_reset, cpu);
-    object_unparent(cpu->intc);
-    cpu_remove_sync(CPU(cpu));
-    object_unparent(OBJECT(cpu));
-}
-
-static void spapr_cpu_core_unrealize(DeviceState *dev, Error **errp)
-{
-    sPAPRCPUCore *sc = SPAPR_CPU_CORE(OBJECT(dev));
-    CPUCore *cc = CPU_CORE(dev);
-    int i;
-
-    for (i = 0; i < cc->nr_threads; i++) {
-        spapr_unrealize_vcpu(sc->threads[i]);
-    }
-    g_free(sc->threads);
-}
-
 static bool slb_shadow_needed(void *opaque)
 {
     sPAPRCPUState *spapr_cpu = opaque;
@@ -207,10 +187,34 @@ static const VMStateDescription vmstate_spapr_cpu_state = 
{
     }
 };
 
+static void spapr_unrealize_vcpu(PowerPCCPU *cpu, sPAPRCPUCore *sc)
+{
+    if (!sc->pre_3_0_migration) {
+        vmstate_unregister(NULL, &vmstate_spapr_cpu_state, cpu->machine_data);
+    }
+    qemu_unregister_reset(spapr_cpu_reset, cpu);
+    object_unparent(cpu->intc);
+    cpu_remove_sync(CPU(cpu));
+    object_unparent(OBJECT(cpu));
+}
+
+static void spapr_cpu_core_unrealize(DeviceState *dev, Error **errp)
+{
+    sPAPRCPUCore *sc = SPAPR_CPU_CORE(OBJECT(dev));
+    CPUCore *cc = CPU_CORE(dev);
+    int i;
+
+    for (i = 0; i < cc->nr_threads; i++) {
+        spapr_unrealize_vcpu(sc->threads[i], sc);
+    }
+    g_free(sc->threads);
+}
+
 static void spapr_realize_vcpu(PowerPCCPU *cpu, sPAPRMachineState *spapr,
-                               Error **errp)
+                               sPAPRCPUCore *sc, Error **errp)
 {
     CPUPPCState *env = &cpu->env;
+    CPUState *cs = CPU(cpu);
     Error *local_err = NULL;
 
     object_property_set_bool(OBJECT(cpu), true, "realized", &local_err);
@@ -233,6 +237,11 @@ static void spapr_realize_vcpu(PowerPCCPU *cpu, 
sPAPRMachineState *spapr,
         goto error_unregister;
     }
 
+    if (!sc->pre_3_0_migration) {
+        vmstate_register(NULL, cs->cpu_index, &vmstate_spapr_cpu_state,
+                         cpu->machine_data);
+    }
+
     return;
 
 error_unregister:
@@ -272,10 +281,6 @@ static PowerPCCPU *spapr_create_vcpu(sPAPRCPUCore *sc, int 
i, Error **errp)
     }
 
     cpu->machine_data = g_new0(sPAPRCPUState, 1);
-    if (!sc->pre_3_0_migration) {
-        vmstate_register(NULL, cs->cpu_index, &vmstate_spapr_cpu_state,
-                         cpu->machine_data);
-    }
 
     object_unref(obj);
     return cpu;
@@ -290,9 +295,6 @@ static void spapr_delete_vcpu(PowerPCCPU *cpu, sPAPRCPUCore 
*sc)
 {
     sPAPRCPUState *spapr_cpu = spapr_cpu_state(cpu);
 
-    if (!sc->pre_3_0_migration) {
-        vmstate_unregister(NULL, &vmstate_spapr_cpu_state, cpu->machine_data);
-    }
     cpu->machine_data = NULL;
     g_free(spapr_cpu);
     object_unparent(OBJECT(cpu));
@@ -325,7 +327,7 @@ static void spapr_cpu_core_realize(DeviceState *dev, Error 
**errp)
     }
 
     for (j = 0; j < cc->nr_threads; j++) {
-        spapr_realize_vcpu(sc->threads[j], spapr, &local_err);
+        spapr_realize_vcpu(sc->threads[j], spapr, sc, &local_err);
         if (local_err) {
             goto err_unrealize;
         }
@@ -334,7 +336,7 @@ static void spapr_cpu_core_realize(DeviceState *dev, Error 
**errp)
 
 err_unrealize:
     while (--j >= 0) {
-        spapr_unrealize_vcpu(sc->threads[j]);
+        spapr_unrealize_vcpu(sc->threads[j], sc);
     }
 err:
     while (--i >= 0) {
diff --git a/hw/rdma/rdma_rm_defs.h b/hw/rdma/rdma_rm_defs.h
index 226011176d..f098d91813 100644
--- a/hw/rdma/rdma_rm_defs.h
+++ b/hw/rdma/rdma_rm_defs.h
@@ -89,7 +89,7 @@ typedef struct RdmaRmPort {
     enum ibv_port_state state;
 } RdmaRmPort;
 
-typedef struct RdmaDeviceResources {
+struct RdmaDeviceResources {
     RdmaRmPort ports[MAX_PORTS];
     RdmaRmResTbl pd_tbl;
     RdmaRmResTbl mr_tbl;
@@ -98,6 +98,6 @@ typedef struct RdmaDeviceResources {
     RdmaRmResTbl cq_tbl;
     RdmaRmResTbl cqe_ctx_tbl;
     GHashTable *qp_hash; /* Keeps mapping between real and emulated */
-} RdmaDeviceResources;
+};
 
 #endif
diff --git a/hw/scsi/lsi53c895a.c b/hw/scsi/lsi53c895a.c
index 160657f4b9..3758635665 100644
--- a/hw/scsi/lsi53c895a.c
+++ b/hw/scsi/lsi53c895a.c
@@ -865,10 +865,11 @@ static void lsi_do_status(LSIState *s)
 
 static void lsi_do_msgin(LSIState *s)
 {
-    int len;
+    uint8_t len;
     DPRINTF("Message in len=%d/%d\n", s->dbc, s->msg_len);
     s->sfbr = s->msg[0];
     len = s->msg_len;
+    assert(len > 0 && len <= LSI_MAX_MSGIN_LEN);
     if (len > s->dbc)
         len = s->dbc;
     pci_dma_write(PCI_DEVICE(s), s->dnad, s->msg, len);
@@ -1703,8 +1704,10 @@ static uint8_t lsi_reg_readb(LSIState *s, int offset)
         break;
     case 0x58: /* SBDL */
         /* Some drivers peek at the data bus during the MSG IN phase.  */
-        if ((s->sstat1 & PHASE_MASK) == PHASE_MI)
+        if ((s->sstat1 & PHASE_MASK) == PHASE_MI) {
+            assert(s->msg_len > 0);
             return s->msg[0];
+        }
         ret = 0;
         break;
     case 0x59: /* SBDL high */
@@ -2096,11 +2099,23 @@ static int lsi_pre_save(void *opaque)
     return 0;
 }
 
+static int lsi_post_load(void *opaque, int version_id)
+{
+    LSIState *s = opaque;
+
+    if (s->msg_len < 0 || s->msg_len > LSI_MAX_MSGIN_LEN) {
+        return -EINVAL;
+    }
+
+    return 0;
+}
+
 static const VMStateDescription vmstate_lsi_scsi = {
     .name = "lsiscsi",
     .version_id = 0,
     .minimum_version_id = 0,
     .pre_save = lsi_pre_save,
+    .post_load = lsi_post_load,
     .fields = (VMStateField[]) {
         VMSTATE_PCI_DEVICE(parent_obj, LSIState),
 
diff --git a/hw/scsi/vhost-scsi.c b/hw/scsi/vhost-scsi.c
index 9c1bea8ff3..a5eb2800a2 100644
--- a/hw/scsi/vhost-scsi.c
+++ b/hw/scsi/vhost-scsi.c
@@ -183,7 +183,7 @@ static void vhost_scsi_realize(DeviceState *dev, Error 
**errp)
     }
 
     vsc->dev.nvqs = VHOST_SCSI_VQ_NUM_FIXED + vs->conf.num_queues;
-    vsc->dev.vqs = g_new(struct vhost_virtqueue, vsc->dev.nvqs);
+    vsc->dev.vqs = g_new0(struct vhost_virtqueue, vsc->dev.nvqs);
     vsc->dev.vq_index = 0;
     vsc->dev.backend_features = 0;
 
diff --git a/hw/tpm/tpm_emulator.c b/hw/tpm/tpm_emulator.c
index 10bc20dbec..70f4b10284 100644
--- a/hw/tpm/tpm_emulator.c
+++ b/hw/tpm/tpm_emulator.c
@@ -166,6 +166,7 @@ static int tpm_emulator_set_locality(TPMEmulator *tpm_emu, 
uint8_t locty_number,
 
     trace_tpm_emulator_set_locality(locty_number);
 
+    memset(&loc, 0, sizeof(loc));
     loc.u.req.loc = locty_number;
     if (tpm_emulator_ctrlcmd(tpm_emu, CMD_SET_LOCALITY, &loc,
                              sizeof(loc), sizeof(loc)) < 0) {
diff --git a/hw/tpm/tpm_tis.c b/hw/tpm/tpm_tis.c
index 12f5c9a759..fb08b483bc 100644
--- a/hw/tpm/tpm_tis.c
+++ b/hw/tpm/tpm_tis.c
@@ -263,7 +263,9 @@ static void tpm_tis_prep_abort(TPMState *s, uint8_t locty, 
uint8_t newlocty)
 {
     uint8_t busy_locty;
 
-    s->aborting_locty = locty;
+    assert(TPM_TIS_IS_VALID_LOCTY(newlocty));
+
+    s->aborting_locty = locty; /* may also be TPM_TIS_NO_LOCALITY */
     s->next_locty = newlocty;  /* locality after successful abort */
 
     /*
@@ -293,9 +295,11 @@ static void tpm_tis_request_completed(TPMIf *ti, int ret)
     uint8_t locty = s->cmd.locty;
     uint8_t l;
 
+    assert(TPM_TIS_IS_VALID_LOCTY(locty));
+
     if (s->cmd.selftest_done) {
         for (l = 0; l < TPM_TIS_NUM_LOCALITIES; l++) {
-            s->loc[locty].sts |= TPM_TIS_STS_SELFTEST_DONE;
+            s->loc[l].sts |= TPM_TIS_STS_SELFTEST_DONE;
         }
     }
 
@@ -616,7 +620,7 @@ static void tpm_tis_mmio_write(void *opaque, hwaddr addr,
                 }
 
                 /* cancel any seize by a lower locality */
-                for (l = 0; l < locty - 1; l++) {
+                for (l = 0; l < locty; l++) {
                     s->loc[l].access &= ~TPM_TIS_ACCESS_SEIZE;
                 }
 
diff --git a/hw/usb/dev-mtp.c b/hw/usb/dev-mtp.c
index 1ded7ac9a3..f4223fb9de 100644
--- a/hw/usb/dev-mtp.c
+++ b/hw/usb/dev-mtp.c
@@ -649,13 +649,18 @@ static void usb_mtp_object_readdir(MTPState *s, MTPObject 
*o)
 {
     struct dirent *entry;
     DIR *dir;
+    int fd;
 
     if (o->have_children) {
         return;
     }
     o->have_children = true;
 
-    dir = opendir(o->path);
+    fd = open(o->path, O_DIRECTORY | O_CLOEXEC | O_NOFOLLOW);
+    if (fd < 0) {
+        return;
+    }
+    dir = fdopendir(fd);
     if (!dir) {
         return;
     }
@@ -1003,7 +1008,7 @@ static MTPData *usb_mtp_get_object(MTPState *s, 
MTPControl *c,
 
     trace_usb_mtp_op_get_object(s->dev.addr, o->handle, o->path);
 
-    d->fd = open(o->path, O_RDONLY);
+    d->fd = open(o->path, O_RDONLY | O_CLOEXEC | O_NOFOLLOW);
     if (d->fd == -1) {
         usb_mtp_data_free(d);
         return NULL;
@@ -1027,7 +1032,7 @@ static MTPData *usb_mtp_get_partial_object(MTPState *s, 
MTPControl *c,
                                         c->argv[1], c->argv[2]);
 
     d = usb_mtp_data_alloc(c);
-    d->fd = open(o->path, O_RDONLY);
+    d->fd = open(o->path, O_RDONLY | O_CLOEXEC | O_NOFOLLOW);
     if (d->fd == -1) {
         usb_mtp_data_free(d);
         return NULL;
@@ -1608,7 +1613,7 @@ static void usb_mtp_write_data(MTPState *s)
                                  0, 0, 0, 0);
             goto done;
         }
-        d->fd = open(path, O_CREAT | O_WRONLY, mask);
+        d->fd = open(path, O_CREAT | O_WRONLY | O_CLOEXEC | O_NOFOLLOW, mask);
         if (d->fd == -1) {
             usb_mtp_queue_result(s, RES_STORE_FULL, d->trans,
                                  0, 0, 0, 0);
@@ -1667,6 +1672,12 @@ static void usb_mtp_write_metadata(MTPState *s)
 
     utf16_to_str(dataset->length, dataset->filename, filename);
 
+    if (strchr(filename, '/')) {
+        usb_mtp_queue_result(s, RES_PARAMETER_NOT_SUPPORTED, d->trans,
+                             0, 0, 0, 0);
+        return;
+    }
+
     o = usb_mtp_object_lookup_name(p, filename, dataset->length);
     if (o != NULL) {
         next_handle = o->handle;
diff --git a/hw/virtio/vhost-user.c b/hw/virtio/vhost-user.c
index b041343632..e09bed0e4a 100644
--- a/hw/virtio/vhost-user.c
+++ b/hw/virtio/vhost-user.c
@@ -374,8 +374,6 @@ static int vhost_user_set_mem_table_postcopy(struct 
vhost_dev *dev,
     int fds[VHOST_MEMORY_MAX_NREGIONS];
     int i, fd;
     size_t fd_num = 0;
-    bool reply_supported = virtio_has_feature(dev->protocol_features,
-                                              VHOST_USER_PROTOCOL_F_REPLY_ACK);
     VhostUserMsg msg_reply;
     int region_i, msg_i;
 
@@ -384,10 +382,6 @@ static int vhost_user_set_mem_table_postcopy(struct 
vhost_dev *dev,
         .hdr.flags = VHOST_USER_VERSION,
     };
 
-    if (reply_supported) {
-        msg.hdr.flags |= VHOST_USER_NEED_REPLY_MASK;
-    }
-
     if (u->region_rb_len < dev->mem->nregions) {
         u->region_rb = g_renew(RAMBlock*, u->region_rb, dev->mem->nregions);
         u->region_rb_offset = g_renew(ram_addr_t, u->region_rb_offset,
@@ -503,10 +497,6 @@ static int vhost_user_set_mem_table_postcopy(struct 
vhost_dev *dev,
         return -1;
     }
 
-    if (reply_supported) {
-        return process_message_reply(dev, &msg);
-    }
-
     return 0;
 }
 
@@ -519,8 +509,7 @@ static int vhost_user_set_mem_table(struct vhost_dev *dev,
     size_t fd_num = 0;
     bool do_postcopy = u->postcopy_listen && u->postcopy_fd.handler;
     bool reply_supported = virtio_has_feature(dev->protocol_features,
-                                          VHOST_USER_PROTOCOL_F_REPLY_ACK) &&
-                                          !do_postcopy;
+                                              VHOST_USER_PROTOCOL_F_REPLY_ACK);
 
     if (do_postcopy) {
         /* Postcopy has enough differences that it's best done in it's own
@@ -1291,6 +1280,7 @@ static int vhost_user_postcopy_end(struct vhost_dev *dev, 
Error **errp)
         return ret;
     }
     postcopy_unregister_shared_ufd(&u->postcopy_fd);
+    close(u->postcopy_fd.fd);
     u->postcopy_fd.handler = NULL;
 
     trace_vhost_user_postcopy_end_exit();
@@ -1430,6 +1420,12 @@ static int vhost_user_backend_cleanup(struct vhost_dev 
*dev)
         postcopy_remove_notifier(&u->postcopy_notifier);
         u->postcopy_notifier.notify = NULL;
     }
+    u->postcopy_listen = false;
+    if (u->postcopy_fd.handler) {
+        postcopy_unregister_shared_ufd(&u->postcopy_fd);
+        close(u->postcopy_fd.fd);
+        u->postcopy_fd.handler = NULL;
+    }
     if (u->slave_fd >= 0) {
         qemu_set_fd_handler(u->slave_fd, NULL, NULL, NULL);
         close(u->slave_fd);
diff --git a/hw/virtio/vhost.c b/hw/virtio/vhost.c
index d4cb5894a8..569c4053ea 100644
--- a/hw/virtio/vhost.c
+++ b/hw/virtio/vhost.c
@@ -1073,10 +1073,8 @@ static void vhost_virtqueue_stop(struct vhost_dev *dev,
         .index = vhost_vq_index,
     };
     int r;
-    int a;
 
-    a = virtio_queue_get_desc_addr(vdev, idx);
-    if (a == 0) {
+    if (virtio_queue_get_desc_addr(vdev, idx) == 0) {
         /* Don't stop the virtqueue which might have not been started */
         return;
     }
diff --git a/hw/virtio/virtio.c b/hw/virtio/virtio.c
index d4e4d98b59..57a603a65b 100644
--- a/hw/virtio/virtio.c
+++ b/hw/virtio/virtio.c
@@ -1604,6 +1604,8 @@ void virtio_del_queue(VirtIODevice *vdev, int n)
 
     vdev->vq[n].vring.num = 0;
     vdev->vq[n].vring.num_default = 0;
+    vdev->vq[n].handle_output = NULL;
+    vdev->vq[n].handle_aio_output = NULL;
 }
 
 static void virtio_set_isr(VirtIODevice *vdev, int value)
@@ -2006,14 +2008,25 @@ static int virtio_set_features_nocheck(VirtIODevice 
*vdev, uint64_t val)
 
 int virtio_set_features(VirtIODevice *vdev, uint64_t val)
 {
-   /*
+    int ret;
+    /*
      * The driver must not attempt to set features after feature negotiation
      * has finished.
      */
     if (vdev->status & VIRTIO_CONFIG_S_FEATURES_OK) {
         return -EINVAL;
     }
-    return virtio_set_features_nocheck(vdev, val);
+    ret = virtio_set_features_nocheck(vdev, val);
+    if (!ret && virtio_vdev_has_feature(vdev, VIRTIO_RING_F_EVENT_IDX)) {
+        /* VIRTIO_RING_F_EVENT_IDX changes the size of the caches.  */
+        int i;
+        for (i = 0; i < VIRTIO_QUEUE_MAX; i++) {
+            if (vdev->vq[i].vring.num != 0) {
+                virtio_init_region_cache(vdev, i);
+            }
+        }
+    }
+    return ret;
 }
 
 int virtio_load(VirtIODevice *vdev, QEMUFile *f, int version_id)
diff --git a/include/block/nbd.h b/include/block/nbd.h
index 4638c839f5..a53b0cfae0 100644
--- a/include/block/nbd.h
+++ b/include/block/nbd.h
@@ -135,7 +135,9 @@ typedef struct NBDExtent {
 #define NBD_FLAG_SEND_TRIM         (1 << 5) /* Send TRIM (discard) */
 #define NBD_FLAG_SEND_WRITE_ZEROES (1 << 6) /* Send WRITE_ZEROES */
 #define NBD_FLAG_SEND_DF           (1 << 7) /* Send DF (Do not Fragment) */
-#define NBD_FLAG_SEND_CACHE        (1 << 8) /* Send CACHE (prefetch) */
+#define NBD_FLAG_CAN_MULTI_CONN    (1 << 8) /* Multi-client cache consistent */
+#define NBD_FLAG_SEND_RESIZE       (1 << 9) /* Send resize */
+#define NBD_FLAG_SEND_CACHE        (1 << 10) /* Send CACHE (prefetch) */
 
 /* New-style handshake (global) flags, sent from server to client, and
    control what will happen during handshake phase. */
diff --git a/include/hw/i2c/i2c.h b/include/hw/i2c/i2c.h
index 5dc166158b..cf4c45a98f 100644
--- a/include/hw/i2c/i2c.h
+++ b/include/hw/i2c/i2c.h
@@ -82,6 +82,8 @@ int i2c_recv(I2CBus *bus);
 
 DeviceState *i2c_create_slave(I2CBus *bus, const char *name, uint8_t addr);
 
+typedef struct bitbang_i2c_interface bitbang_i2c_interface;
+
 /* lm832x.c */
 void lm832x_key_event(DeviceState *dev, int key, int state);
 
diff --git a/include/hw/i2c/ppc4xx_i2c.h b/include/hw/i2c/ppc4xx_i2c.h
index 0891a9c948..b3450bacf7 100644
--- a/include/hw/i2c/ppc4xx_i2c.h
+++ b/include/hw/i2c/ppc4xx_i2c.h
@@ -31,9 +31,6 @@
 #include "hw/sysbus.h"
 #include "hw/i2c/i2c.h"
 
-/* from hw/i2c/bitbang_i2c.h */
-typedef struct bitbang_i2c_interface bitbang_i2c_interface;
-
 #define TYPE_PPC4xx_I2C "ppc4xx-i2c"
 #define PPC4xx_I2C(obj) OBJECT_CHECK(PPC4xxI2CState, (obj), TYPE_PPC4xx_I2C)
 
diff --git a/include/hw/s390x/tod.h b/include/hw/s390x/tod.h
index 413c0d7c02..442f45b2f5 100644
--- a/include/hw/s390x/tod.h
+++ b/include/hw/s390x/tod.h
@@ -50,7 +50,7 @@ typedef struct S390TODClass {
 /* Converts ns to s390's clock format */
 static inline uint64_t time2tod(uint64_t ns)
 {
-    return (ns << 9) / 125 + (((ns & 0xff10000000000000ull) / 125) << 9);
+    return (ns << 9) / 125 + (((ns & 0xff80000000000000ull) / 125) << 9);
 }
 
 /* Converts s390's clock format to ns */
diff --git a/job.c b/job.c
index fa671b431a..a3bec7fb22 100644
--- a/job.c
+++ b/job.c
@@ -136,21 +136,13 @@ static void job_txn_del_job(Job *job)
     }
 }
 
-static int job_txn_apply(JobTxn *txn, int fn(Job *), bool lock)
+static int job_txn_apply(JobTxn *txn, int fn(Job *))
 {
-    AioContext *ctx;
     Job *job, *next;
     int rc = 0;
 
     QLIST_FOREACH_SAFE(job, &txn->jobs, txn_list, next) {
-        if (lock) {
-            ctx = job->aio_context;
-            aio_context_acquire(ctx);
-        }
         rc = fn(job);
-        if (lock) {
-            aio_context_release(ctx);
-        }
         if (rc) {
             break;
         }
@@ -732,10 +724,10 @@ static void job_cancel_async(Job *job, bool force)
 {
     if (job->user_paused) {
         /* Do not call job_enter here, the caller will handle it.  */
-        job->user_paused = false;
         if (job->driver->user_resume) {
             job->driver->user_resume(job);
         }
+        job->user_paused = false;
         assert(job->pause_count > 0);
         job->pause_count--;
     }
@@ -807,11 +799,11 @@ static void job_do_finalize(Job *job)
     assert(job && job->txn);
 
     /* prepare the transaction to complete */
-    rc = job_txn_apply(job->txn, job_prepare, true);
+    rc = job_txn_apply(job->txn, job_prepare);
     if (rc) {
         job_completed_txn_abort(job);
     } else {
-        job_txn_apply(job->txn, job_finalize_single, true);
+        job_txn_apply(job->txn, job_finalize_single);
     }
 }
 
@@ -857,10 +849,10 @@ static void job_completed_txn_success(Job *job)
         assert(other_job->ret == 0);
     }
 
-    job_txn_apply(txn, job_transition_to_pending, false);
+    job_txn_apply(txn, job_transition_to_pending);
 
     /* If no jobs need manual finalization, automatically do so */
-    if (job_txn_apply(txn, job_needs_finalize, false) == 0) {
+    if (job_txn_apply(txn, job_needs_finalize) == 0) {
         job_do_finalize(job);
     }
 }
diff --git a/linux-user/syscall.c b/linux-user/syscall.c
index dfc851cc35..0859739e9d 100644
--- a/linux-user/syscall.c
+++ b/linux-user/syscall.c
@@ -8077,6 +8077,9 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1,
         }
         break;
     case TARGET_NR_write:
+        if (arg2 == 0 && arg3 == 0) {
+            return get_errno(safe_write(arg1, 0, 0));
+        }
         if (!(p = lock_user(VERIFY_READ, arg2, arg3, 1)))
             goto efault;
         if (fd_trans_target_to_host_data(arg1)) {
@@ -10848,15 +10851,22 @@ abi_long do_syscall(void *cpu_env, int num, abi_long 
arg1,
 #endif
 #ifdef TARGET_AARCH64
         case TARGET_PR_SVE_SET_VL:
-            /* We cannot support either PR_SVE_SET_VL_ONEXEC
-               or PR_SVE_VL_INHERIT.  Therefore, anything above
-               ARM_MAX_VQ results in EINVAL.  */
+            /*
+             * We cannot support either PR_SVE_SET_VL_ONEXEC or
+             * PR_SVE_VL_INHERIT.  Note the kernel definition
+             * of sve_vl_valid allows for VQ=512, i.e. VL=8192,
+             * even though the current architectural maximum is VQ=16.
+             */
             ret = -TARGET_EINVAL;
             if (arm_feature(cpu_env, ARM_FEATURE_SVE)
-                && arg2 >= 0 && arg2 <= ARM_MAX_VQ * 16 && !(arg2 & 15)) {
+                && arg2 >= 0 && arg2 <= 512 * 16 && !(arg2 & 15)) {
                 CPUARMState *env = cpu_env;
-                int old_vq = (env->vfp.zcr_el[1] & 0xf) + 1;
-                int vq = MAX(arg2 / 16, 1);
+                ARMCPU *cpu = arm_env_get_cpu(env);
+                uint32_t vq, old_vq;
+
+                old_vq = (env->vfp.zcr_el[1] & 0xf) + 1;
+                vq = MAX(arg2 / 16, 1);
+                vq = MIN(vq, cpu->sve_max_vq);
 
                 if (vq < old_vq) {
                     aarch64_sve_narrow_vq(env, vq);
@@ -10900,8 +10910,15 @@ abi_long do_syscall(void *cpu_env, int num, abi_long 
arg1,
             arg4 = arg5;
             arg5 = arg6;
         }
-        if (!(p = lock_user(VERIFY_WRITE, arg2, arg3, 0)))
-            goto efault;
+        if (arg2 == 0 && arg3 == 0) {
+            /* Special-case NULL buffer and zero length, which should succeed 
*/
+            p = 0;
+        } else {
+            p = lock_user(VERIFY_WRITE, arg2, arg3, 0);
+            if (!p) {
+                goto efault;
+            }
+        }
         ret = get_errno(pread64(arg1, p, arg3, target_offset64(arg4, arg5)));
         unlock_user(p, arg2, ret);
         break;
@@ -10910,8 +10927,15 @@ abi_long do_syscall(void *cpu_env, int num, abi_long 
arg1,
             arg4 = arg5;
             arg5 = arg6;
         }
-        if (!(p = lock_user(VERIFY_READ, arg2, arg3, 1)))
-            goto efault;
+        if (arg2 == 0 && arg3 == 0) {
+            /* Special-case NULL buffer and zero length, which should succeed 
*/
+            p = 0;
+        } else {
+            p = lock_user(VERIFY_READ, arg2, arg3, 1);
+            if (!p) {
+                goto efault;
+            }
+        }
         ret = get_errno(pwrite64(arg1, p, arg3, target_offset64(arg4, arg5)));
         unlock_user(p, arg2, 0);
         break;
diff --git a/migration/postcopy-ram.c b/migration/postcopy-ram.c
index 932f188949..d6cc99fee1 100644
--- a/migration/postcopy-ram.c
+++ b/migration/postcopy-ram.c
@@ -519,6 +519,12 @@ int postcopy_ram_incoming_cleanup(MigrationIncomingState 
*mis)
     if (mis->have_fault_thread) {
         Error *local_err = NULL;
 
+        /* Let the fault thread quit */
+        atomic_set(&mis->fault_thread_quit, 1);
+        postcopy_fault_thread_notify(mis);
+        trace_postcopy_ram_incoming_cleanup_join();
+        qemu_thread_join(&mis->fault_thread);
+
         if (postcopy_notify(POSTCOPY_NOTIFY_INBOUND_END, &local_err)) {
             error_report_err(local_err);
             return -1;
@@ -527,11 +533,6 @@ int postcopy_ram_incoming_cleanup(MigrationIncomingState 
*mis)
         if (qemu_ram_foreach_migratable_block(cleanup_range, mis)) {
             return -1;
         }
-        /* Let the fault thread quit */
-        atomic_set(&mis->fault_thread_quit, 1);
-        postcopy_fault_thread_notify(mis);
-        trace_postcopy_ram_incoming_cleanup_join();
-        qemu_thread_join(&mis->fault_thread);
 
         trace_postcopy_ram_incoming_cleanup_closeuf();
         close(mis->userfault_fd);
diff --git a/monitor.c b/monitor.c
index 77861e96af..a1999e396c 100644
--- a/monitor.c
+++ b/monitor.c
@@ -4277,6 +4277,8 @@ static void handle_qmp_command(JSONMessageParser *parser, 
GQueue *tokens)
         trace_monitor_qmp_cmd_out_of_band(qobject_get_try_str(id)
                                           ?: "");
         monitor_qmp_dispatch(mon, req, id);
+        qobject_unref(req);
+        qobject_unref(id);
         return;
     }
 
diff --git a/nbd/server.c b/nbd/server.c
index ea5fe0eb33..2193e16c68 100644
--- a/nbd/server.c
+++ b/nbd/server.c
@@ -978,6 +978,7 @@ static int nbd_negotiate_meta_queries(NBDClient *client,
     if (client->opt == NBD_OPT_LIST_META_CONTEXT && !nb_queries) {
         /* enable all known contexts */
         meta->base_allocation = true;
+        meta->bitmap = !!meta->exp->export_bitmap;
     } else {
         for (i = 0; i < nb_queries; ++i) {
             ret = nbd_negotiate_meta_query(client, meta, errp);
@@ -1951,6 +1952,8 @@ static unsigned int bitmap_to_extents(BdrvDirtyBitmap 
*bitmap, uint64_t offset,
 
     assert(begin < overall_end && nb_extents);
     while (begin < overall_end && i < nb_extents) {
+        bool next_dirty = !dirty;
+
         if (dirty) {
             end = bdrv_dirty_bitmap_next_zero(bitmap, begin);
         } else {
@@ -1962,6 +1965,7 @@ static unsigned int bitmap_to_extents(BdrvDirtyBitmap 
*bitmap, uint64_t offset,
             end = MIN(bdrv_dirty_bitmap_size(bitmap),
                       begin + UINT32_MAX + 1 -
                       bdrv_dirty_bitmap_granularity(bitmap));
+            next_dirty = dirty;
         }
         if (dont_fragment && end > overall_end) {
             end = overall_end;
@@ -1971,7 +1975,7 @@ static unsigned int bitmap_to_extents(BdrvDirtyBitmap 
*bitmap, uint64_t offset,
         extents[i].flags = cpu_to_be32(dirty ? NBD_STATE_DIRTY : 0);
         i++;
         begin = end;
-        dirty = !dirty;
+        dirty = next_dirty;
     }
 
     bdrv_dirty_iter_free(it);
@@ -2135,7 +2139,8 @@ static coroutine_fn int nbd_do_cmd_read(NBDClient 
*client, NBDRequest *request,
     }
 
     if (client->structured_reply && !(request->flags & NBD_CMD_FLAG_DF) &&
-        request->len) {
+        request->len && request->type != NBD_CMD_CACHE)
+    {
         return nbd_co_send_sparse_read(client, request->handle, request->from,
                                        data, request->len, errp);
     }
diff --git a/net/slirp.c b/net/slirp.c
index 1e14318b4d..fd21dc728c 100644
--- a/net/slirp.c
+++ b/net/slirp.c
@@ -365,6 +365,15 @@ static int net_slirp_init(NetClientState *peer, const char 
*model,
         return -1;
     }
 
+    if (vdomainname && strlen(vdomainname) > 255) {
+        error_setg(errp, "'domainname' parameter cannot exceed 255 bytes");
+        return -1;
+    }
+
+    if (vhostname && strlen(vhostname) > 255) {
+        error_setg(errp, "'vhostname' parameter cannot exceed 255 bytes");
+        return -1;
+    }
 
     nc = qemu_new_net_client(&net_slirp_info, peer, model, name);
 
diff --git a/qemu-deprecated.texi b/qemu-deprecated.texi
index 9920a85adc..cff0e8b309 100644
--- a/qemu-deprecated.texi
+++ b/qemu-deprecated.texi
@@ -227,6 +227,21 @@ from old QEMU versions anymore. A newer machine type 
should be used instead.
 In order to prevent QEMU from automatically opening an image's backing
 chain, use ``"backing": null'' instead.
 
+@subsubsection rbd keyvalue pair encoded filenames: "" (since 3.1.0)
+
+Options for ``rbd'' should be specified according to its runtime options,
+like other block drivers.  Legacy parsing of keyvalue pair encoded
+filenames is useful to open images with the old format for backing files;
+These image files should be updated to use the current format.
+
+Example of legacy encoding:
+
+@code{json:@{"file.driver":"rbd", "file.filename":"rbd:rbd/name"@}}
+
+The above, converted to the current supported format:
+
+@code{json:@{"file.driver":"rbd", "file.pool":"rbd", "file.image":"name"@}}
+
 @subsection vio-spapr-device device options
 
 @subsubsection "irq": "" (since 3.0.0)
diff --git a/qemu-img.c b/qemu-img.c
index 1acddf693c..4799e097dc 100644
--- a/qemu-img.c
+++ b/qemu-img.c
@@ -261,8 +261,9 @@ static int print_block_option_help(const char *filename, 
const char *fmt)
             return 1;
         }
         if (!proto_drv->create_opts) {
-            error_report("Protocal driver '%s' does not support image 
creation",
+            error_report("Protocol driver '%s' does not support image 
creation",
                          proto_drv->format_name);
+            qemu_opts_free(create_opts);
             return 1;
         }
         create_opts = qemu_opts_append(create_opts, proto_drv->create_opts);
@@ -345,21 +346,6 @@ static int img_add_key_secrets(void *opaque,
     return 0;
 }
 
-static BlockBackend *img_open_new_file(const char *filename,
-                                       QemuOpts *create_opts,
-                                       const char *fmt, int flags,
-                                       bool writethrough, bool quiet,
-                                       bool force_share)
-{
-    QDict *options = NULL;
-
-    options = qdict_new();
-    qemu_opt_foreach(create_opts, img_add_key_secrets, options, &error_abort);
-
-    return img_open_file(filename, options, fmt, flags, writethrough, quiet,
-                         force_share);
-}
-
 
 static BlockBackend *img_open(bool image_opts,
                               const char *filename,
@@ -2018,6 +2004,7 @@ static int img_convert(int argc, char **argv)
     BlockDriverState *out_bs;
     QemuOpts *opts = NULL, *sn_opts = NULL;
     QemuOptsList *create_opts = NULL;
+    QDict *open_opts = NULL;
     char *options = NULL;
     Error *local_err = NULL;
     bool writethrough, src_writethrough, quiet = false, image_opts = false,
@@ -2362,6 +2349,16 @@ static int img_convert(int argc, char **argv)
         }
     }
 
+    /*
+     * The later open call will need any decryption secrets, and
+     * bdrv_create() will purge "opts", so extract them now before
+     * they are lost.
+     */
+    if (!skip_create) {
+        open_opts = qdict_new();
+        qemu_opt_foreach(opts, img_add_key_secrets, open_opts, &error_abort);
+    }
+
     if (!skip_create) {
         /* Create the new image */
         ret = bdrv_create(drv, out_filename, opts, &local_err);
@@ -2388,8 +2385,9 @@ static int img_convert(int argc, char **argv)
          * That has to wait for bdrv_create to be improved
          * to allow filenames in option syntax
          */
-        s.target = img_open_new_file(out_filename, opts, out_fmt,
-                                     flags, writethrough, quiet, false);
+        s.target = img_open_file(out_filename, open_opts, out_fmt,
+                                 flags, writethrough, quiet, false);
+        open_opts = NULL; /* blk_new_open will have freed it */
     }
     if (!s.target) {
         ret = -1;
@@ -2464,6 +2462,7 @@ out:
     qemu_opts_del(opts);
     qemu_opts_free(create_opts);
     qemu_opts_del(sn_opts);
+    qobject_unref(open_opts);
     blk_unref(s.target);
     if (s.src) {
         for (bs_i = 0; bs_i < s.src_num; bs_i++) {
diff --git a/qemu-seccomp.c b/qemu-seccomp.c
index 9cd8eb9499..4729eb107f 100644
--- a/qemu-seccomp.c
+++ b/qemu-seccomp.c
@@ -20,6 +20,7 @@
 #include <sys/prctl.h>
 #include <seccomp.h>
 #include "sysemu/seccomp.h"
+#include <linux/seccomp.h>
 
 /* For some architectures (notably ARM) cacheflush is not supported until
  * libseccomp 2.2.3, but configure enforces that we are using a more recent
@@ -107,12 +108,40 @@ static const struct QemuSeccompSyscall blacklist[] = {
     { SCMP_SYS(sched_get_priority_min), QEMU_SECCOMP_SET_RESOURCECTL },
 };
 
+static inline __attribute__((unused)) int
+qemu_seccomp(unsigned int operation, unsigned int flags, void *args)
+{
+#ifdef __NR_seccomp
+    return syscall(__NR_seccomp, operation, flags, args);
+#else
+    errno = ENOSYS;
+    return -1;
+#endif
+}
+
+static uint32_t qemu_seccomp_get_kill_action(void)
+{
+#if defined(SECCOMP_GET_ACTION_AVAIL) && defined(SCMP_ACT_KILL_PROCESS) && \
+    defined(SECCOMP_RET_KILL_PROCESS)
+    {
+        uint32_t action = SECCOMP_RET_KILL_PROCESS;
+
+        if (qemu_seccomp(SECCOMP_GET_ACTION_AVAIL, 0, &action) == 0) {
+            return SCMP_ACT_KILL_PROCESS;
+        }
+    }
+#endif
+
+    return SCMP_ACT_TRAP;
+}
+
 
 static int seccomp_start(uint32_t seccomp_opts)
 {
     int rc = 0;
     unsigned int i = 0;
     scmp_filter_ctx ctx;
+    uint32_t action = qemu_seccomp_get_kill_action();
 
     ctx = seccomp_init(SCMP_ACT_ALLOW);
     if (ctx == NULL) {
@@ -120,12 +149,17 @@ static int seccomp_start(uint32_t seccomp_opts)
         goto seccomp_return;
     }
 
+    rc = seccomp_attr_set(ctx, SCMP_FLTATR_CTL_TSYNC, 1);
+    if (rc != 0) {
+        goto seccomp_return;
+    }
+
     for (i = 0; i < ARRAY_SIZE(blacklist); i++) {
         if (!(seccomp_opts & blacklist[i].set)) {
             continue;
         }
 
-        rc = seccomp_rule_add_array(ctx, SCMP_ACT_KILL, blacklist[i].num,
+        rc = seccomp_rule_add_array(ctx, action, blacklist[i].num,
                                     blacklist[i].narg, blacklist[i].arg_cmp);
         if (rc < 0) {
             goto seccomp_return;
diff --git a/qga/qapi-schema.json b/qga/qapi-schema.json
index dfbc4a5e32..6a472476a2 100644
--- a/qga/qapi-schema.json
+++ b/qga/qapi-schema.json
@@ -532,12 +532,12 @@
 #
 # Suspend guest to disk.
 #
-# This command tries to execute the scripts provided by the pm-utils package.
-# If it's not available, the suspend operation will be performed by manually
-# writing to a sysfs file.
+# This command attempts to suspend the guest using three strategies, in this
+# order:
 #
-# For the best results it's strongly recommended to have the pm-utils
-# package installed in the guest.
+# - systemd hibernate
+# - pm-utils (via pm-hibernate)
+# - manual write into sysfs
 #
 # This command does NOT return a response on success. There is a high chance
 # the command succeeded if the VM exits with a zero exit status or, when
@@ -560,12 +560,12 @@
 #
 # Suspend guest to ram.
 #
-# This command tries to execute the scripts provided by the pm-utils package.
-# If it's not available, the suspend operation will be performed by manually
-# writing to a sysfs file.
+# This command attempts to suspend the guest using three strategies, in this
+# order:
 #
-# For the best results it's strongly recommended to have the pm-utils
-# package installed in the guest.
+# - systemd suspend
+# - pm-utils (via pm-suspend)
+# - manual write into sysfs
 #
 # IMPORTANT: guest-suspend-ram requires QEMU to support the 'system_wakeup'
 # command.  Thus, it's *required* to query QEMU for the presence of the
@@ -592,7 +592,10 @@
 #
 # Save guest state to disk and suspend to ram.
 #
-# This command requires the pm-utils package to be installed in the guest.
+# This command attempts to suspend the guest by executing, in this order:
+#
+# - systemd hybrid-sleep
+# - pm-utils (via pm-suspend-hybrid)
 #
 # IMPORTANT: guest-suspend-hybrid requires QEMU to support the 'system_wakeup'
 # command.  Thus, it's *required* to query QEMU for the presence of the
diff --git a/scripts/make-release b/scripts/make-release
index 04fa9defdc..c14f75b12c 100755
--- a/scripts/make-release
+++ b/scripts/make-release
@@ -19,6 +19,7 @@ pushd ${destination}
 git checkout "v${version}"
 git submodule update --init
 (cd roms/seabios && git describe --tags --long --dirty > .version)
+(cd roms/skiboot && ./make_version.sh > .version)
 # FIXME: The following line is a workaround for avoiding filename collisions
 # when unpacking u-boot sources on case-insensitive filesystems. Once we
 # update to something with u-boot commit 610eec7f0 we can drop this line.
diff --git a/slirp/bootp.c b/slirp/bootp.c
index 9e7b53ba94..1e8185f0ec 100644
--- a/slirp/bootp.c
+++ b/slirp/bootp.c
@@ -159,6 +159,7 @@ static void bootp_reply(Slirp *slirp, const struct bootp_t 
*bp)
     struct in_addr preq_addr;
     int dhcp_msg_type, val;
     uint8_t *q;
+    uint8_t *end;
     uint8_t client_ethaddr[ETH_ALEN];
 
     /* extract exact DHCP msg type */
@@ -240,6 +241,7 @@ static void bootp_reply(Slirp *slirp, const struct bootp_t 
*bp)
     rbp->bp_siaddr = saddr.sin_addr; /* Server IP address */
 
     q = rbp->bp_vend;
+    end = (uint8_t *)&rbp[1];
     memcpy(q, rfc1533_cookie, 4);
     q += 4;
 
@@ -292,24 +294,33 @@ static void bootp_reply(Slirp *slirp, const struct 
bootp_t *bp)
 
         if (*slirp->client_hostname) {
             val = strlen(slirp->client_hostname);
-            *q++ = RFC1533_HOSTNAME;
-            *q++ = val;
-            memcpy(q, slirp->client_hostname, val);
-            q += val;
+            if (q + val + 2 >= end) {
+                g_warning("DHCP packet size exceeded, "
+                    "omitting host name option.");
+            } else {
+                *q++ = RFC1533_HOSTNAME;
+                *q++ = val;
+                memcpy(q, slirp->client_hostname, val);
+                q += val;
+            }
         }
 
         if (slirp->vdomainname) {
             val = strlen(slirp->vdomainname);
-            *q++ = RFC1533_DOMAINNAME;
-            *q++ = val;
-            memcpy(q, slirp->vdomainname, val);
-            q += val;
+            if (q + val + 2 >= end) {
+                g_warning("DHCP packet size exceeded, "
+                    "omitting domain name option.");
+            } else {
+                *q++ = RFC1533_DOMAINNAME;
+                *q++ = val;
+                memcpy(q, slirp->vdomainname, val);
+                q += val;
+            }
         }
 
         if (slirp->vdnssearch) {
-            size_t spaceleft = sizeof(rbp->bp_vend) - (q - rbp->bp_vend);
             val = slirp->vdnssearch_len;
-            if (val + 1 > spaceleft) {
+            if (q + val >= end) {
                 g_warning("DHCP packet size exceeded, "
                     "omitting domain-search option.");
             } else {
@@ -331,6 +342,7 @@ static void bootp_reply(Slirp *slirp, const struct bootp_t 
*bp)
         memcpy(q, nak_msg, sizeof(nak_msg) - 1);
         q += sizeof(nak_msg) - 1;
     }
+    assert(q < end);
     *q = RFC1533_END;
 
     daddr.sin_addr.s_addr = 0xffffffffu;
diff --git a/slirp/tcp_subr.c b/slirp/tcp_subr.c
index 8d0f94b75f..aa88de854a 100644
--- a/slirp/tcp_subr.c
+++ b/slirp/tcp_subr.c
@@ -640,6 +640,11 @@ tcp_emu(struct socket *so, struct mbuf *m)
                        socklen_t addrlen = sizeof(struct sockaddr_in);
                        struct sbuf *so_rcv = &so->so_rcv;
 
+                       if (m->m_len > so_rcv->sb_datalen
+                                       - (so_rcv->sb_wptr - so_rcv->sb_data)) {
+                           return 1;
+                       }
+
                        memcpy(so_rcv->sb_wptr, m->m_data, m->m_len);
                        so_rcv->sb_wptr += m->m_len;
                        so_rcv->sb_rptr += m->m_len;
@@ -662,12 +667,12 @@ tcp_emu(struct socket *so, struct mbuf *m)
                                                        break;
                                                }
                                        }
+                                       so_rcv->sb_cc = 
snprintf(so_rcv->sb_data,
+                                                                
so_rcv->sb_datalen,
+                                                                "%d,%d\r\n", 
n1, n2);
+                                       so_rcv->sb_rptr = so_rcv->sb_data;
+                                       so_rcv->sb_wptr = so_rcv->sb_data + 
so_rcv->sb_cc;
                                }
-                                so_rcv->sb_cc = snprintf(so_rcv->sb_data,
-                                                         so_rcv->sb_datalen,
-                                                         "%d,%d\r\n", n1, n2);
-                               so_rcv->sb_rptr = so_rcv->sb_data;
-                               so_rcv->sb_wptr = so_rcv->sb_data + 
so_rcv->sb_cc;
                        }
                        m_free(m);
                        return 0;
diff --git a/target/arm/cpu.c b/target/arm/cpu.c
index 64a8005a4b..b25898ed4c 100644
--- a/target/arm/cpu.c
+++ b/target/arm/cpu.c
@@ -168,9 +168,9 @@ static void arm_cpu_reset(CPUState *s)
         env->cp15.cpacr_el1 = deposit64(env->cp15.cpacr_el1, 16, 2, 3);
         env->cp15.cptr_el[3] |= CPTR_EZ;
         /* with maximum vector length */
-        env->vfp.zcr_el[1] = ARM_MAX_VQ - 1;
-        env->vfp.zcr_el[2] = ARM_MAX_VQ - 1;
-        env->vfp.zcr_el[3] = ARM_MAX_VQ - 1;
+        env->vfp.zcr_el[1] = cpu->sve_max_vq - 1;
+        env->vfp.zcr_el[2] = env->vfp.zcr_el[1];
+        env->vfp.zcr_el[3] = env->vfp.zcr_el[1];
 #else
         /* Reset into the highest available EL */
         if (arm_feature(env, ARM_FEATURE_EL3)) {
diff --git a/target/arm/cpu.h b/target/arm/cpu.h
index e310ffc29d..0dce472aae 100644
--- a/target/arm/cpu.h
+++ b/target/arm/cpu.h
@@ -857,6 +857,9 @@ struct ARMCPU {
 
     /* Used to synchronize KVM and QEMU in-kernel device levels */
     uint8_t device_irq_level;
+
+    /* Used to set the maximum vector length the cpu will support.  */
+    uint32_t sve_max_vq;
 };
 
 static inline ARMCPU *arm_env_get_cpu(CPUARMState *env)
@@ -1260,7 +1263,7 @@ void vfp_set_fpscr(CPUARMState *env, uint32_t val);
  * we store the underlying state in fpscr and just mask on read/write.
  */
 #define FPSR_MASK 0xf800009f
-#define FPCR_MASK 0x07f79f00
+#define FPCR_MASK 0x07ff9f00
 
 #define FPCR_FZ16   (1 << 19)   /* ARMv8.2+, FP16 flush-to-zero */
 #define FPCR_FZ     (1 << 24)   /* Flush-to-zero enable bit */
diff --git a/target/arm/cpu64.c b/target/arm/cpu64.c
index d0581d59d8..800bff780e 100644
--- a/target/arm/cpu64.c
+++ b/target/arm/cpu64.c
@@ -29,6 +29,7 @@
 #include "sysemu/sysemu.h"
 #include "sysemu/kvm.h"
 #include "kvm_arm.h"
+#include "qapi/visitor.h"
 
 static inline void set_feature(CPUARMState *env, int feature)
 {
@@ -217,6 +218,29 @@ static void aarch64_a53_initfn(Object *obj)
     define_arm_cp_regs(cpu, cortex_a57_a53_cp_reginfo);
 }
 
+static void cpu_max_get_sve_vq(Object *obj, Visitor *v, const char *name,
+                               void *opaque, Error **errp)
+{
+    ARMCPU *cpu = ARM_CPU(obj);
+    visit_type_uint32(v, name, &cpu->sve_max_vq, errp);
+}
+
+static void cpu_max_set_sve_vq(Object *obj, Visitor *v, const char *name,
+                               void *opaque, Error **errp)
+{
+    ARMCPU *cpu = ARM_CPU(obj);
+    Error *err = NULL;
+
+    visit_type_uint32(v, name, &cpu->sve_max_vq, &err);
+
+    if (!err && (cpu->sve_max_vq == 0 || cpu->sve_max_vq > ARM_MAX_VQ)) {
+        error_setg(&err, "unsupported SVE vector length");
+        error_append_hint(&err, "Valid sve-max-vq in range [1-%d]\n",
+                          ARM_MAX_VQ);
+    }
+    error_propagate(errp, err);
+}
+
 /* -cpu max: if KVM is enabled, like -cpu host (best possible with this host);
  * otherwise, a CPU with as many features enabled as our emulation supports.
  * The version of '-cpu max' for qemu-system-arm is defined in cpu.c;
@@ -253,6 +277,10 @@ static void aarch64_max_initfn(Object *obj)
         cpu->ctr = 0x80038003; /* 32 byte I and D cacheline size, VIPT icache 
*/
         cpu->dcz_blocksize = 7; /*  512 bytes */
 #endif
+
+        cpu->sve_max_vq = ARM_MAX_VQ;
+        object_property_add(obj, "sve-max-vq", "uint32", cpu_max_get_sve_vq,
+                            cpu_max_set_sve_vq, NULL, NULL, &error_fatal);
     }
 }
 
@@ -405,6 +433,7 @@ void aarch64_sve_narrow_vq(CPUARMState *env, unsigned vq)
     uint64_t pmask;
 
     assert(vq >= 1 && vq <= ARM_MAX_VQ);
+    assert(vq <= arm_env_get_cpu(env)->sve_max_vq);
 
     /* Zap the high bits of the zregs.  */
     for (i = 0; i < 32; i++) {
diff --git a/target/arm/helper.c b/target/arm/helper.c
index 66afb08ee0..cae2b2649d 100644
--- a/target/arm/helper.c
+++ b/target/arm/helper.c
@@ -6858,7 +6858,7 @@ static void v7m_exception_taken(ARMCPU *cpu, uint32_t lr, 
bool dotailchain,
                  * not already saved.
                  */
                 if (lr & R_V7M_EXCRET_DCRS_MASK &&
-                    !(dotailchain && (lr & R_V7M_EXCRET_ES_MASK))) {
+                    !(dotailchain && !(lr & R_V7M_EXCRET_ES_MASK))) {
                     push_failed = v7m_push_callee_stack(cpu, lr, dotailchain,
                                                         ignore_stackfaults);
                 }
@@ -11283,9 +11283,13 @@ uint32_t HELPER(vfp_get_fpscr)(CPUARMState *env)
     fpscr = (env->vfp.xregs[ARM_VFP_FPSCR] & 0xffc8ffff)
             | (env->vfp.vec_len << 16)
             | (env->vfp.vec_stride << 20);
+
     i = get_float_exception_flags(&env->vfp.fp_status);
     i |= get_float_exception_flags(&env->vfp.standard_fp_status);
-    i |= get_float_exception_flags(&env->vfp.fp_status_f16);
+    /* FZ16 does not generate an input denormal exception.  */
+    i |= (get_float_exception_flags(&env->vfp.fp_status_f16)
+          & ~float_flag_input_denormal);
+
     fpscr |= vfp_exceptbits_from_host(i);
     return fpscr;
 }
@@ -11320,6 +11324,11 @@ void HELPER(vfp_set_fpscr)(CPUARMState *env, uint32_t 
val)
     int i;
     uint32_t changed;
 
+    /* When ARMv8.2-FP16 is not supported, FZ16 is RES0.  */
+    if (!arm_feature(env, ARM_FEATURE_V8_FP16)) {
+        val &= ~FPCR_FZ16;
+    }
+
     changed = env->vfp.xregs[ARM_VFP_FPSCR];
     env->vfp.xregs[ARM_VFP_FPSCR] = (val & 0xffc8ffff);
     env->vfp.vec_len = (val >> 16) & 7;
@@ -12392,33 +12401,39 @@ void cpu_get_tb_cpu_state(CPUARMState *env, 
target_ulong *pc,
     uint32_t flags;
 
     if (is_a64(env)) {
-        int sve_el = sve_exception_el(env);
-        uint32_t zcr_len;
-
         *pc = env->pc;
         flags = ARM_TBFLAG_AARCH64_STATE_MASK;
         /* Get control bits for tagged addresses */
         flags |= (arm_regime_tbi0(env, mmu_idx) << ARM_TBFLAG_TBI0_SHIFT);
         flags |= (arm_regime_tbi1(env, mmu_idx) << ARM_TBFLAG_TBI1_SHIFT);
-        flags |= sve_el << ARM_TBFLAG_SVEEXC_EL_SHIFT;
 
-        /* If SVE is disabled, but FP is enabled,
-           then the effective len is 0.  */
-        if (sve_el != 0 && fp_el == 0) {
-            zcr_len = 0;
-        } else {
-            int current_el = arm_current_el(env);
+        if (arm_feature(env, ARM_FEATURE_SVE)) {
+            int sve_el = sve_exception_el(env);
+            uint32_t zcr_len;
 
-            zcr_len = env->vfp.zcr_el[current_el <= 1 ? 1 : current_el];
-            zcr_len &= 0xf;
-            if (current_el < 2 && arm_feature(env, ARM_FEATURE_EL2)) {
-                zcr_len = MIN(zcr_len, 0xf & (uint32_t)env->vfp.zcr_el[2]);
-            }
-            if (current_el < 3 && arm_feature(env, ARM_FEATURE_EL3)) {
-                zcr_len = MIN(zcr_len, 0xf & (uint32_t)env->vfp.zcr_el[3]);
+            /* If SVE is disabled, but FP is enabled,
+             * then the effective len is 0.
+             */
+            if (sve_el != 0 && fp_el == 0) {
+                zcr_len = 0;
+            } else {
+                int current_el = arm_current_el(env);
+                ARMCPU *cpu = arm_env_get_cpu(env);
+
+                zcr_len = cpu->sve_max_vq - 1;
+                if (current_el <= 1) {
+                    zcr_len = MIN(zcr_len, 0xf & (uint32_t)env->vfp.zcr_el[1]);
+                }
+                if (current_el < 2 && arm_feature(env, ARM_FEATURE_EL2)) {
+                    zcr_len = MIN(zcr_len, 0xf & (uint32_t)env->vfp.zcr_el[2]);
+                }
+                if (current_el < 3 && arm_feature(env, ARM_FEATURE_EL3)) {
+                    zcr_len = MIN(zcr_len, 0xf & (uint32_t)env->vfp.zcr_el[3]);
+                }
             }
+            flags |= sve_el << ARM_TBFLAG_SVEEXC_EL_SHIFT;
+            flags |= zcr_len << ARM_TBFLAG_ZCR_LEN_SHIFT;
         }
-        flags |= zcr_len << ARM_TBFLAG_ZCR_LEN_SHIFT;
     } else {
         *pc = env->regs[15];
         flags = (env->thumb << ARM_TBFLAG_THUMB_SHIFT)
diff --git a/target/arm/sve_helper.c b/target/arm/sve_helper.c
index 54795c9194..0f98097253 100644
--- a/target/arm/sve_helper.c
+++ b/target/arm/sve_helper.c
@@ -1042,7 +1042,7 @@ void HELPER(sve_movz_d)(void *vd, void *vn, void *vg, 
uint32_t desc)
     uint64_t *d = vd, *n = vn;
     uint8_t *pg = vg;
     for (i = 0; i < opr_sz; i += 1) {
-        d[i] = n[1] & -(uint64_t)(pg[H1(i)] & 1);
+        d[i] = n[i] & -(uint64_t)(pg[H1(i)] & 1);
     }
 }
 
@@ -2436,13 +2436,13 @@ uint32_t HELPER(NAME)(void *vd, void *vn, void *vm, 
void *vg, uint32_t desc) \
 #define DO_CMP_PPZW_S(NAME, TYPE, TYPEW, OP) \
     DO_CMP_PPZW(NAME, TYPE, TYPEW, OP, H1_4, 0x1111111111111111ull)
 
-DO_CMP_PPZW_B(sve_cmpeq_ppzw_b, uint8_t,  uint64_t, ==)
-DO_CMP_PPZW_H(sve_cmpeq_ppzw_h, uint16_t, uint64_t, ==)
-DO_CMP_PPZW_S(sve_cmpeq_ppzw_s, uint32_t, uint64_t, ==)
+DO_CMP_PPZW_B(sve_cmpeq_ppzw_b, int8_t,  uint64_t, ==)
+DO_CMP_PPZW_H(sve_cmpeq_ppzw_h, int16_t, uint64_t, ==)
+DO_CMP_PPZW_S(sve_cmpeq_ppzw_s, int32_t, uint64_t, ==)
 
-DO_CMP_PPZW_B(sve_cmpne_ppzw_b, uint8_t,  uint64_t, !=)
-DO_CMP_PPZW_H(sve_cmpne_ppzw_h, uint16_t, uint64_t, !=)
-DO_CMP_PPZW_S(sve_cmpne_ppzw_s, uint32_t, uint64_t, !=)
+DO_CMP_PPZW_B(sve_cmpne_ppzw_b, int8_t,  uint64_t, !=)
+DO_CMP_PPZW_H(sve_cmpne_ppzw_h, int16_t, uint64_t, !=)
+DO_CMP_PPZW_S(sve_cmpne_ppzw_s, int32_t, uint64_t, !=)
 
 DO_CMP_PPZW_B(sve_cmpgt_ppzw_b, int8_t,   int64_t, >)
 DO_CMP_PPZW_H(sve_cmpgt_ppzw_h, int16_t,  int64_t, >)
@@ -2846,11 +2846,6 @@ uint32_t HELPER(sve_while)(void *vd, uint32_t count, 
uint32_t pred_desc)
         return flags;
     }
 
-    /* Scale from predicate element count to bits.  */
-    count <<= esz;
-    /* Bound to the bits in the predicate.  */
-    count = MIN(count, oprsz * 8);
-
     /* Set all of the requested bits.  */
     for (i = 0; i < count / 64; ++i) {
         d->p[i] = esz_mask;
@@ -3363,7 +3358,7 @@ static void do_fmla_zpzzz_h(CPUARMState *env, void *vg, 
uint32_t desc,
                 e1 = *(uint16_t *)(vn + H1_2(i)) ^ neg1;
                 e2 = *(uint16_t *)(vm + H1_2(i));
                 e3 = *(uint16_t *)(va + H1_2(i)) ^ neg3;
-                r = float16_muladd(e1, e2, e3, 0, &env->vfp.fp_status);
+                r = float16_muladd(e1, e2, e3, 0, &env->vfp.fp_status_f16);
                 *(uint16_t *)(vd + H1_2(i)) = r;
             }
         } while (i & 63);
@@ -4050,7 +4045,7 @@ DO_LD1(sve_ld1bdu_r, cpu_ldub_data_ra, uint64_t, uint8_t, 
)
 DO_LD1(sve_ld1bds_r, cpu_ldsb_data_ra, uint64_t, int8_t, )
 
 DO_LD1(sve_ld1hsu_r, cpu_lduw_data_ra, uint32_t, uint16_t, H1_4)
-DO_LD1(sve_ld1hss_r, cpu_ldsw_data_ra, uint32_t, int8_t, H1_4)
+DO_LD1(sve_ld1hss_r, cpu_ldsw_data_ra, uint32_t, int16_t, H1_4)
 DO_LD1(sve_ld1hdu_r, cpu_lduw_data_ra, uint64_t, uint16_t, )
 DO_LD1(sve_ld1hds_r, cpu_ldsw_data_ra, uint64_t, int16_t, )
 
diff --git a/target/arm/translate-a64.c b/target/arm/translate-a64.c
index 45a6c2a3aa..b29dc49c4f 100644
--- a/target/arm/translate-a64.c
+++ b/target/arm/translate-a64.c
@@ -137,14 +137,13 @@ void aarch64_cpu_dump_state(CPUState *cs, FILE *f,
     int el = arm_current_el(env);
     const char *ns_status;
 
-    cpu_fprintf(f, "PC=%016"PRIx64"  SP=%016"PRIx64"\n",
-            env->pc, env->xregs[31]);
-    for (i = 0; i < 31; i++) {
-        cpu_fprintf(f, "X%02d=%016"PRIx64, i, env->xregs[i]);
-        if ((i % 4) == 3) {
-            cpu_fprintf(f, "\n");
+    cpu_fprintf(f, " PC=%016" PRIx64 " ", env->pc);
+    for (i = 0; i < 32; i++) {
+        if (i == 31) {
+            cpu_fprintf(f, " SP=%016" PRIx64 "\n", env->xregs[i]);
         } else {
-            cpu_fprintf(f, " ");
+            cpu_fprintf(f, "X%02d=%016" PRIx64 "%s", i, env->xregs[i],
+                        (i + 2) % 3 ? " " : "\n");
         }
     }
 
@@ -153,8 +152,7 @@ void aarch64_cpu_dump_state(CPUState *cs, FILE *f,
     } else {
         ns_status = "";
     }
-
-    cpu_fprintf(f, "\nPSTATE=%08x %c%c%c%c %sEL%d%c\n",
+    cpu_fprintf(f, "PSTATE=%08x %c%c%c%c %sEL%d%c",
                 psr,
                 psr & PSTATE_N ? 'N' : '-',
                 psr & PSTATE_Z ? 'Z' : '-',
@@ -164,17 +162,89 @@ void aarch64_cpu_dump_state(CPUState *cs, FILE *f,
                 el,
                 psr & PSTATE_SP ? 'h' : 't');
 
-    if (flags & CPU_DUMP_FPU) {
-        int numvfpregs = 32;
-        for (i = 0; i < numvfpregs; i++) {
+    if (!(flags & CPU_DUMP_FPU)) {
+        cpu_fprintf(f, "\n");
+        return;
+    }
+    cpu_fprintf(f, "     FPCR=%08x FPSR=%08x\n",
+                vfp_get_fpcr(env), vfp_get_fpsr(env));
+
+    if (arm_feature(env, ARM_FEATURE_SVE)) {
+        int j, zcr_len = env->vfp.zcr_el[1] & 0xf; /* fix for system mode */
+
+        for (i = 0; i <= FFR_PRED_NUM; i++) {
+            bool eol;
+            if (i == FFR_PRED_NUM) {
+                cpu_fprintf(f, "FFR=");
+                /* It's last, so end the line.  */
+                eol = true;
+            } else {
+                cpu_fprintf(f, "P%02d=", i);
+                switch (zcr_len) {
+                case 0:
+                    eol = i % 8 == 7;
+                    break;
+                case 1:
+                    eol = i % 6 == 5;
+                    break;
+                case 2:
+                case 3:
+                    eol = i % 3 == 2;
+                    break;
+                default:
+                    /* More than one quadword per predicate.  */
+                    eol = true;
+                    break;
+                }
+            }
+            for (j = zcr_len / 4; j >= 0; j--) {
+                int digits;
+                if (j * 4 + 4 <= zcr_len + 1) {
+                    digits = 16;
+                } else {
+                    digits = (zcr_len % 4 + 1) * 4;
+                }
+                cpu_fprintf(f, "%0*" PRIx64 "%s", digits,
+                            env->vfp.pregs[i].p[j],
+                            j ? ":" : eol ? "\n" : " ");
+            }
+        }
+
+        for (i = 0; i < 32; i++) {
+            if (zcr_len == 0) {
+                cpu_fprintf(f, "Z%02d=%016" PRIx64 ":%016" PRIx64 "%s",
+                            i, env->vfp.zregs[i].d[1],
+                            env->vfp.zregs[i].d[0], i & 1 ? "\n" : " ");
+            } else if (zcr_len == 1) {
+                cpu_fprintf(f, "Z%02d=%016" PRIx64 ":%016" PRIx64
+                            ":%016" PRIx64 ":%016" PRIx64 "\n",
+                            i, env->vfp.zregs[i].d[3], env->vfp.zregs[i].d[2],
+                            env->vfp.zregs[i].d[1], env->vfp.zregs[i].d[0]);
+            } else {
+                for (j = zcr_len; j >= 0; j--) {
+                    bool odd = (zcr_len - j) % 2 != 0;
+                    if (j == zcr_len) {
+                        cpu_fprintf(f, "Z%02d[%x-%x]=", i, j, j - 1);
+                    } else if (!odd) {
+                        if (j > 0) {
+                            cpu_fprintf(f, "   [%x-%x]=", j, j - 1);
+                        } else {
+                            cpu_fprintf(f, "     [%x]=", j);
+                        }
+                    }
+                    cpu_fprintf(f, "%016" PRIx64 ":%016" PRIx64 "%s",
+                                env->vfp.zregs[i].d[j * 2 + 1],
+                                env->vfp.zregs[i].d[j * 2],
+                                odd || j == 0 ? "\n" : ":");
+                }
+            }
+        }
+    } else {
+        for (i = 0; i < 32; i++) {
             uint64_t *q = aa64_vfp_qreg(env, i);
-            uint64_t vlo = q[0];
-            uint64_t vhi = q[1];
-            cpu_fprintf(f, "q%02d=%016" PRIx64 ":%016" PRIx64 "%c",
-                        i, vhi, vlo, (i & 1 ? '\n' : ' '));
+            cpu_fprintf(f, "Q%02d=%016" PRIx64 ":%016" PRIx64 "%s",
+                        i, q[1], q[0], (i & 1 ? "\n" : " "));
         }
-        cpu_fprintf(f, "FPCR: %08x  FPSR: %08x\n",
-                    vfp_get_fpcr(env), vfp_get_fpsr(env));
     }
 }
 
diff --git a/target/arm/translate-sve.c b/target/arm/translate-sve.c
index 374051cd20..667879564f 100644
--- a/target/arm/translate-sve.c
+++ b/target/arm/translate-sve.c
@@ -1625,7 +1625,7 @@ static void do_sat_addsub_64(TCGv_i64 reg, TCGv_i64 val, 
bool u, bool d)
             /* Detect signed overflow for subtraction.  */
             tcg_gen_xor_i64(t0, reg, val);
             tcg_gen_sub_i64(t1, reg, val);
-            tcg_gen_xor_i64(reg, reg, t0);
+            tcg_gen_xor_i64(reg, reg, t1);
             tcg_gen_and_i64(t0, t0, reg);
 
             /* Bound the result.  */
@@ -3173,19 +3173,19 @@ static bool trans_CTERM(DisasContext *s, arg_CTERM *a, 
uint32_t insn)
 
 static bool trans_WHILE(DisasContext *s, arg_WHILE *a, uint32_t insn)
 {
-    if (!sve_access_check(s)) {
-        return true;
-    }
-
-    TCGv_i64 op0 = read_cpu_reg(s, a->rn, 1);
-    TCGv_i64 op1 = read_cpu_reg(s, a->rm, 1);
-    TCGv_i64 t0 = tcg_temp_new_i64();
-    TCGv_i64 t1 = tcg_temp_new_i64();
+    TCGv_i64 op0, op1, t0, t1, tmax;
     TCGv_i32 t2, t3;
     TCGv_ptr ptr;
     unsigned desc, vsz = vec_full_reg_size(s);
     TCGCond cond;
 
+    if (!sve_access_check(s)) {
+        return true;
+    }
+
+    op0 = read_cpu_reg(s, a->rn, 1);
+    op1 = read_cpu_reg(s, a->rm, 1);
+
     if (!a->sf) {
         if (a->u) {
             tcg_gen_ext32u_i64(op0, op0);
@@ -3198,32 +3198,47 @@ static bool trans_WHILE(DisasContext *s, arg_WHILE *a, 
uint32_t insn)
 
     /* For the helper, compress the different conditions into a computation
      * of how many iterations for which the condition is true.
-     *
-     * This is slightly complicated by 0 <= UINT64_MAX, which is nominally
-     * 2**64 iterations, overflowing to 0.  Of course, predicate registers
-     * aren't that large, so any value >= predicate size is sufficient.
      */
+    t0 = tcg_temp_new_i64();
+    t1 = tcg_temp_new_i64();
     tcg_gen_sub_i64(t0, op1, op0);
 
-    /* t0 = MIN(op1 - op0, vsz).  */
-    tcg_gen_movi_i64(t1, vsz);
-    tcg_gen_umin_i64(t0, t0, t1);
+    tmax = tcg_const_i64(vsz >> a->esz);
     if (a->eq) {
         /* Equality means one more iteration.  */
         tcg_gen_addi_i64(t0, t0, 1);
+
+        /* If op1 is max (un)signed integer (and the only time the addition
+         * above could overflow), then we produce an all-true predicate by
+         * setting the count to the vector length.  This is because the
+         * pseudocode is described as an increment + compare loop, and the
+         * max integer would always compare true.
+         */
+        tcg_gen_movi_i64(t1, (a->sf
+                              ? (a->u ? UINT64_MAX : INT64_MAX)
+                              : (a->u ? UINT32_MAX : INT32_MAX)));
+        tcg_gen_movcond_i64(TCG_COND_EQ, t0, op1, t1, tmax, t0);
     }
 
-    /* t0 = (condition true ? t0 : 0).  */
+    /* Bound to the maximum.  */
+    tcg_gen_umin_i64(t0, t0, tmax);
+    tcg_temp_free_i64(tmax);
+
+    /* Set the count to zero if the condition is false.  */
     cond = (a->u
             ? (a->eq ? TCG_COND_LEU : TCG_COND_LTU)
             : (a->eq ? TCG_COND_LE : TCG_COND_LT));
     tcg_gen_movi_i64(t1, 0);
     tcg_gen_movcond_i64(cond, t0, op0, op1, t0, t1);
+    tcg_temp_free_i64(t1);
 
+    /* Since we're bounded, pass as a 32-bit type.  */
     t2 = tcg_temp_new_i32();
     tcg_gen_extrl_i64_i32(t2, t0);
     tcg_temp_free_i64(t0);
-    tcg_temp_free_i64(t1);
+
+    /* Scale elements to bits.  */
+    tcg_gen_shli_i32(t2, t2, a->esz);
 
     desc = (vsz / 8) - 2;
     desc = deposit32(desc, SIMD_DATA_SHIFT, 2, a->esz);
@@ -4078,7 +4093,7 @@ static bool do_zpz_ptr(DisasContext *s, int rd, int rn, 
int pg,
 
 static bool trans_FCVT_sh(DisasContext *s, arg_rpr_esz *a, uint32_t insn)
 {
-    return do_zpz_ptr(s, a->rd, a->rn, a->pg, true, gen_helper_sve_fcvt_sh);
+    return do_zpz_ptr(s, a->rd, a->rn, a->pg, false, gen_helper_sve_fcvt_sh);
 }
 
 static bool trans_FCVT_hs(DisasContext *s, arg_rpr_esz *a, uint32_t insn)
@@ -4088,7 +4103,7 @@ static bool trans_FCVT_hs(DisasContext *s, arg_rpr_esz 
*a, uint32_t insn)
 
 static bool trans_FCVT_dh(DisasContext *s, arg_rpr_esz *a, uint32_t insn)
 {
-    return do_zpz_ptr(s, a->rd, a->rn, a->pg, true, gen_helper_sve_fcvt_dh);
+    return do_zpz_ptr(s, a->rd, a->rn, a->pg, false, gen_helper_sve_fcvt_dh);
 }
 
 static bool trans_FCVT_hd(DisasContext *s, arg_rpr_esz *a, uint32_t insn)
@@ -4357,12 +4372,11 @@ static bool trans_UCVTF_dd(DisasContext *s, arg_rpr_esz 
*a, uint32_t insn)
  * The load should begin at the address Rn + IMM.
  */
 
-static void do_ldr(DisasContext *s, uint32_t vofs, uint32_t len,
-                   int rn, int imm)
+static void do_ldr(DisasContext *s, uint32_t vofs, int len, int rn, int imm)
 {
-    uint32_t len_align = QEMU_ALIGN_DOWN(len, 8);
-    uint32_t len_remain = len % 8;
-    uint32_t nparts = len / 8 + ctpop8(len_remain);
+    int len_align = QEMU_ALIGN_DOWN(len, 8);
+    int len_remain = len % 8;
+    int nparts = len / 8 + ctpop8(len_remain);
     int midx = get_mem_index(s);
     TCGv_i64 addr, t0, t1;
 
@@ -4443,12 +4457,11 @@ static void do_ldr(DisasContext *s, uint32_t vofs, 
uint32_t len,
 }
 
 /* Similarly for stores.  */
-static void do_str(DisasContext *s, uint32_t vofs, uint32_t len,
-                   int rn, int imm)
+static void do_str(DisasContext *s, uint32_t vofs, int len, int rn, int imm)
 {
-    uint32_t len_align = QEMU_ALIGN_DOWN(len, 8);
-    uint32_t len_remain = len % 8;
-    uint32_t nparts = len / 8 + ctpop8(len_remain);
+    int len_align = QEMU_ALIGN_DOWN(len, 8);
+    int len_remain = len % 8;
+    int nparts = len / 8 + ctpop8(len_remain);
     int midx = get_mem_index(s);
     TCGv_i64 addr, t0;
 
@@ -4652,8 +4665,7 @@ static bool trans_LD_zprr(DisasContext *s, arg_rprr_load 
*a, uint32_t insn)
     }
     if (sve_access_check(s)) {
         TCGv_i64 addr = new_tmp_a64(s);
-        tcg_gen_muli_i64(addr, cpu_reg(s, a->rm),
-                         (a->nreg + 1) << dtype_msz(a->dtype));
+        tcg_gen_shli_i64(addr, cpu_reg(s, a->rm), dtype_msz(a->dtype));
         tcg_gen_add_i64(addr, addr, cpu_reg_sp(s, a->rn));
         do_ld_zpa(s, a->rd, a->pg, addr, a->dtype, a->nreg);
     }
@@ -4806,6 +4818,7 @@ static bool trans_LD1R_zpri(DisasContext *s, 
arg_rpri_load *a, uint32_t insn)
     unsigned vsz = vec_full_reg_size(s);
     unsigned psz = pred_full_reg_size(s);
     unsigned esz = dtype_esz[a->dtype];
+    unsigned msz = dtype_msz(a->dtype);
     TCGLabel *over = gen_new_label();
     TCGv_i64 temp;
 
@@ -4829,7 +4842,7 @@ static bool trans_LD1R_zpri(DisasContext *s, 
arg_rpri_load *a, uint32_t insn)
 
     /* Load the data.  */
     temp = tcg_temp_new_i64();
-    tcg_gen_addi_i64(temp, cpu_reg_sp(s, a->rn), a->imm << esz);
+    tcg_gen_addi_i64(temp, cpu_reg_sp(s, a->rn), a->imm << msz);
     tcg_gen_qemu_ld_i64(temp, temp, get_mem_index(s),
                         s->be_data | dtype_mop[a->dtype]);
 
@@ -4885,7 +4898,7 @@ static bool trans_ST_zprr(DisasContext *s, arg_rprr_store 
*a, uint32_t insn)
     }
     if (sve_access_check(s)) {
         TCGv_i64 addr = new_tmp_a64(s);
-        tcg_gen_muli_i64(addr, cpu_reg(s, a->rm), (a->nreg + 1) << a->msz);
+        tcg_gen_shli_i64(addr, cpu_reg(s, a->rm), a->msz);
         tcg_gen_add_i64(addr, addr, cpu_reg_sp(s, a->rn));
         do_st_zpa(s, a->rd, a->pg, addr, a->msz, a->esz, a->nreg);
     }
diff --git a/target/i386/cpu.c b/target/i386/cpu.c
index 723e02221e..3ac627978f 100644
--- a/target/i386/cpu.c
+++ b/target/i386/cpu.c
@@ -849,6 +849,12 @@ static FeatureWordInfo feature_word_info[FEATURE_WORDS] = {
         },
         .cpuid_eax = 0x80000001, .cpuid_reg = R_ECX,
         .tcg_features = TCG_EXT3_FEATURES,
+        /*
+         * TOPOEXT is always allowed but can't be enabled blindly by
+         * "-cpu host", as it requires consistent cache topology info
+         * to be provided so it doesn't confuse guests.
+         */
+        .no_autoenable_flags = CPUID_EXT3_TOPOEXT,
     },
     [FEAT_C000_0001_EDX] = {
         .feat_names = {
diff --git a/target/ppc/translate/vmx-ops.inc.c 
b/target/ppc/translate/vmx-ops.inc.c
index 139f80cb24..84e05fb827 100644
--- a/target/ppc/translate/vmx-ops.inc.c
+++ b/target/ppc/translate/vmx-ops.inc.c
@@ -143,7 +143,7 @@ GEN_VXFORM(vaddsws, 0, 14),
 GEN_VXFORM_DUAL(vsububs, bcdadd, 0, 24, PPC_ALTIVEC, PPC_NONE),
 GEN_VXFORM_DUAL(vsubuhs, bcdsub, 0, 25, PPC_ALTIVEC, PPC_NONE),
 GEN_VXFORM(vsubuws, 0, 26),
-GEN_VXFORM_DUAL(vsubsbs, bcdtrunc, 0, 28, PPC_NONE, PPC2_ISA300),
+GEN_VXFORM_DUAL(vsubsbs, bcdtrunc, 0, 28, PPC_ALTIVEC, PPC2_ISA300),
 GEN_VXFORM(vsubshs, 0, 29),
 GEN_VXFORM_DUAL(vsubsws, xpnd04_2, 0, 30, PPC_ALTIVEC, PPC_NONE),
 GEN_VXFORM_207(vadduqm, 0, 4),
diff --git a/target/s390x/diag.c b/target/s390x/diag.c
index acb0f3d4af..aafa740f61 100644
--- a/target/s390x/diag.c
+++ b/target/s390x/diag.c
@@ -130,7 +130,7 @@ out:
         }
         return;
     default:
-        hw_error("Unhandled diag308 subcode %" PRIx64, subcode);
+        s390_program_interrupt(env, PGM_SPECIFICATION, ILEN_AUTO, ra);
         break;
     }
 }
diff --git a/target/xtensa/translate.c b/target/xtensa/translate.c
index d22cdcdb16..c626583cd9 100644
--- a/target/xtensa/translate.c
+++ b/target/xtensa/translate.c
@@ -2288,7 +2288,7 @@ static void translate_s32c1i(DisasContext *dc, const 
uint32_t arg[],
         gen_load_store_alignment(dc, 2, addr, true);
         gen_check_atomctl(dc, addr);
         tcg_gen_atomic_cmpxchg_i32(cpu_R[arg[0]], addr, cpu_SR[SCOMPARE1],
-                                   tmp, dc->cring, MO_32);
+                                   tmp, dc->cring, MO_TEUL);
         tcg_temp_free(addr);
         tcg_temp_free(tmp);
     }
@@ -4706,7 +4706,7 @@ static void translate_movcond_s(DisasContext *dc, const 
uint32_t arg[],
 
         tcg_gen_movcond_i32(par[0], cpu_FR[arg[0]],
                             cpu_R[arg[2]], zero,
-                            cpu_FR[arg[1]], cpu_FR[arg[2]]);
+                            cpu_FR[arg[1]], cpu_FR[arg[0]]);
         tcg_temp_free(zero);
     }
 }
@@ -4867,7 +4867,7 @@ static const XtensaOpcodeOps fpu2000_ops[] = {
         .translate = translate_compare_s,
         .par = (const uint32_t[]){COMPARE_OLT},
     }, {
-        .name = "rfr.s",
+        .name = "rfr",
         .translate = translate_rfr_s,
     }, {
         .name = "round.s",
@@ -4921,7 +4921,7 @@ static const XtensaOpcodeOps fpu2000_ops[] = {
         .translate = translate_ftoi_s,
         .par = (const uint32_t[]){float_round_to_zero, true},
     }, {
-        .name = "wfr.s",
+        .name = "wfr",
         .translate = translate_wfr_s,
     },
 };
diff --git a/tests/acpi-test-data/pc/DSDT b/tests/acpi-test-data/pc/DSDT
index 99f05a5027..c6adfe32d5 100644
Binary files a/tests/acpi-test-data/pc/DSDT and b/tests/acpi-test-data/pc/DSDT 
differ
diff --git a/tests/acpi-test-data/pc/DSDT.bridge 
b/tests/acpi-test-data/pc/DSDT.bridge
index cf23343e64..f01fa3ad4e 100644
Binary files a/tests/acpi-test-data/pc/DSDT.bridge and 
b/tests/acpi-test-data/pc/DSDT.bridge differ
diff --git a/tests/acpi-test-data/pc/DSDT.cphp 
b/tests/acpi-test-data/pc/DSDT.cphp
index c99c49f437..3295d81c7f 100644
Binary files a/tests/acpi-test-data/pc/DSDT.cphp and 
b/tests/acpi-test-data/pc/DSDT.cphp differ
diff --git a/tests/acpi-test-data/pc/DSDT.dimmpxm 
b/tests/acpi-test-data/pc/DSDT.dimmpxm
index 38661cb13e..f6ec911b11 100644
Binary files a/tests/acpi-test-data/pc/DSDT.dimmpxm and 
b/tests/acpi-test-data/pc/DSDT.dimmpxm differ
diff --git a/tests/acpi-test-data/pc/DSDT.ipmikcs 
b/tests/acpi-test-data/pc/DSDT.ipmikcs
index 5e970fda72..2633a8cecf 100644
Binary files a/tests/acpi-test-data/pc/DSDT.ipmikcs and 
b/tests/acpi-test-data/pc/DSDT.ipmikcs differ
diff --git a/tests/acpi-test-data/pc/DSDT.memhp 
b/tests/acpi-test-data/pc/DSDT.memhp
index 1fe6871aa2..e31ef50296 100644
Binary files a/tests/acpi-test-data/pc/DSDT.memhp and 
b/tests/acpi-test-data/pc/DSDT.memhp differ
diff --git a/tests/acpi-test-data/pc/DSDT.numamem 
b/tests/acpi-test-data/pc/DSDT.numamem
index 224cfdd9e9..71a975b3e2 100644
Binary files a/tests/acpi-test-data/pc/DSDT.numamem and 
b/tests/acpi-test-data/pc/DSDT.numamem differ
diff --git a/tests/acpi-test-data/pc/SRAT.dimmpxm 
b/tests/acpi-test-data/pc/SRAT.dimmpxm
index 5aa6f693ef..f5c0267ea2 100644
Binary files a/tests/acpi-test-data/pc/SRAT.dimmpxm and 
b/tests/acpi-test-data/pc/SRAT.dimmpxm differ
diff --git a/tests/acpi-test-data/pc/SRAT.memhp 
b/tests/acpi-test-data/pc/SRAT.memhp
index 5de8a100a4..e508b4ae3c 100644
Binary files a/tests/acpi-test-data/pc/SRAT.memhp and 
b/tests/acpi-test-data/pc/SRAT.memhp differ
diff --git a/tests/acpi-test-data/q35/DSDT b/tests/acpi-test-data/q35/DSDT
index aa402cca66..7576ffcd05 100644
Binary files a/tests/acpi-test-data/q35/DSDT and 
b/tests/acpi-test-data/q35/DSDT differ
diff --git a/tests/acpi-test-data/q35/DSDT.bridge 
b/tests/acpi-test-data/q35/DSDT.bridge
index fc3e79c583..c623cc5d72 100644
Binary files a/tests/acpi-test-data/q35/DSDT.bridge and 
b/tests/acpi-test-data/q35/DSDT.bridge differ
diff --git a/tests/acpi-test-data/q35/DSDT.cphp 
b/tests/acpi-test-data/q35/DSDT.cphp
index fd3cb34218..7ac526e466 100644
Binary files a/tests/acpi-test-data/q35/DSDT.cphp and 
b/tests/acpi-test-data/q35/DSDT.cphp differ
diff --git a/tests/acpi-test-data/q35/DSDT.dimmpxm 
b/tests/acpi-test-data/q35/DSDT.dimmpxm
index 14904e8ea2..3837792dec 100644
Binary files a/tests/acpi-test-data/q35/DSDT.dimmpxm and 
b/tests/acpi-test-data/q35/DSDT.dimmpxm differ
diff --git a/tests/acpi-test-data/q35/DSDT.ipmibt 
b/tests/acpi-test-data/q35/DSDT.ipmibt
index 332237529e..c7f431f058 100644
Binary files a/tests/acpi-test-data/q35/DSDT.ipmibt and 
b/tests/acpi-test-data/q35/DSDT.ipmibt differ
diff --git a/tests/acpi-test-data/q35/DSDT.memhp 
b/tests/acpi-test-data/q35/DSDT.memhp
index f0a27e1a30..8fba0baf79 100644
Binary files a/tests/acpi-test-data/q35/DSDT.memhp and 
b/tests/acpi-test-data/q35/DSDT.memhp differ
diff --git a/tests/acpi-test-data/q35/DSDT.numamem 
b/tests/acpi-test-data/q35/DSDT.numamem
index 8c9fa445b0..6c0d4f2bcb 100644
Binary files a/tests/acpi-test-data/q35/DSDT.numamem and 
b/tests/acpi-test-data/q35/DSDT.numamem differ
diff --git a/tests/acpi-test-data/q35/SRAT.dimmpxm 
b/tests/acpi-test-data/q35/SRAT.dimmpxm
index 5aa6f693ef..f5c0267ea2 100644
Binary files a/tests/acpi-test-data/q35/SRAT.dimmpxm and 
b/tests/acpi-test-data/q35/SRAT.dimmpxm differ
diff --git a/tests/acpi-test-data/q35/SRAT.memhp 
b/tests/acpi-test-data/q35/SRAT.memhp
index 5de8a100a4..e508b4ae3c 100644
Binary files a/tests/acpi-test-data/q35/SRAT.memhp and 
b/tests/acpi-test-data/q35/SRAT.memhp differ
diff --git a/tests/qemu-iotests/041 b/tests/qemu-iotests/041
index c20ac7da87..9336ab6ff5 100755
--- a/tests/qemu-iotests/041
+++ b/tests/qemu-iotests/041
@@ -234,6 +234,12 @@ class TestSingleBlockdev(TestSingleDrive):
         result = self.vm.qmp("blockdev-add", **args)
         self.assert_qmp(result, 'return', {})
 
+    def test_mirror_to_self(self):
+        result = self.vm.qmp(self.qmp_cmd, job_id='job0',
+                             device=self.qmp_target, sync='full',
+                             target=self.qmp_target)
+        self.assert_qmp(result, 'error/class', 'GenericError')
+
     test_large_cluster = None
     test_image_not_found = None
     test_small_buffer2 = None
diff --git a/tests/qemu-iotests/041.out b/tests/qemu-iotests/041.out
index c28b392b87..e071d0b261 100644
--- a/tests/qemu-iotests/041.out
+++ b/tests/qemu-iotests/041.out
@@ -1,5 +1,5 @@
-.....................................................................................
+........................................................................................
 ----------------------------------------------------------------------
-Ran 85 tests
+Ran 88 tests
 
 OK
diff --git a/tests/qemu-iotests/067.out b/tests/qemu-iotests/067.out
index 2e71cff3ce..b10c71db03 100644
--- a/tests/qemu-iotests/067.out
+++ b/tests/qemu-iotests/067.out
@@ -385,6 +385,7 @@ Testing: -device virtio-scsi -device scsi-cd,id=cd0
 {
     "return": [
         {
+            "io-status": "ok",
             "device": "",
             "locked": false,
             "removable": true,
diff --git a/tests/qemu-iotests/229 b/tests/qemu-iotests/229
new file mode 100755
index 0000000000..ff851ec431
--- /dev/null
+++ b/tests/qemu-iotests/229
@@ -0,0 +1,95 @@
+#!/bin/bash
+#
+# Test for force canceling a running blockjob that is paused in
+# an error state.
+#
+# Copyright (C) 2018 Red Hat, Inc.
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#
+
+# creator
+owner=jcody@xxxxxxxxxx
+
+seq="$(basename $0)"
+echo "QA output created by $seq"
+
+here="$PWD"
+status=1       # failure is the default!
+
+_cleanup()
+{
+    _cleanup_qemu
+    _cleanup_test_img
+    rm -f "$TEST_IMG" "$DEST_IMG"
+}
+trap "_cleanup; exit \$status" 0 1 2 3 15
+
+# get standard environment, filters and checks
+. ./common.rc
+. ./common.filter
+. ./common.qemu
+
+# Needs backing file and backing format support
+_supported_fmt qcow2 qed
+_supported_proto file
+_supported_os Linux
+
+
+DEST_IMG="$TEST_DIR/d.$IMGFMT"
+TEST_IMG="$TEST_DIR/b.$IMGFMT"
+
+_make_test_img 2M
+
+# destination for mirror will be too small, causing error
+TEST_IMG=$DEST_IMG _make_test_img 1M
+
+$QEMU_IO -c 'write 0 2M' "$TEST_IMG" | _filter_qemu_io
+
+_launch_qemu -drive id=testdisk,file="$TEST_IMG",format="$IMGFMT"
+
+_send_qemu_cmd $QEMU_HANDLE \
+    "{'execute': 'qmp_capabilities'}" \
+    'return'
+
+echo
+echo '=== Starting drive-mirror, causing error & stop  ==='
+echo
+
+_send_qemu_cmd $QEMU_HANDLE \
+    "{'execute': 'drive-mirror',
+                 'arguments': {'device': 'testdisk',
+                               'mode':   'absolute-paths',
+                               'format': '$IMGFMT',
+                               'target': '$DEST_IMG',
+                               'sync':   'full',
+                               'mode':   'existing',
+                               'on-source-error': 'stop',
+                               'on-target-error': 'stop' }}"    \
+     "JOB_STATUS_CHANGE.*pause"
+
+echo
+echo '=== Force cancel job paused in error state  ==='
+echo
+
+success_or_failure="y" _send_qemu_cmd $QEMU_HANDLE \
+    "{'execute': 'block-job-cancel',
+                 'arguments': { 'device': 'testdisk',
+                                'force': true}}" \
+     "BLOCK_JOB_CANCELLED" "Assertion"
+
+# success, all done
+echo "*** done"
+rm -f $seq.full
+status=0
diff --git a/tests/qemu-iotests/229.out b/tests/qemu-iotests/229.out
new file mode 100644
index 0000000000..4c4112805f
--- /dev/null
+++ b/tests/qemu-iotests/229.out
@@ -0,0 +1,23 @@
+QA output created by 229
+Formatting 'TEST_DIR/b.IMGFMT', fmt=IMGFMT size=2097152
+Formatting 'TEST_DIR/d.IMGFMT', fmt=IMGFMT size=1048576
+wrote 2097152/2097152 bytes at offset 0
+2 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+{"return": {}}
+
+=== Starting drive-mirror, causing error & stop  ===
+
+{"timestamp": {"seconds":  TIMESTAMP, "microseconds":  TIMESTAMP}, "event": 
"JOB_STATUS_CHANGE", "data": {"status": "created", "id": "testdisk"}}
+{"timestamp": {"seconds":  TIMESTAMP, "microseconds":  TIMESTAMP}, "event": 
"JOB_STATUS_CHANGE", "data": {"status": "running", "id": "testdisk"}}
+{"return": {}}
+{"timestamp": {"seconds":  TIMESTAMP, "microseconds":  TIMESTAMP}, "event": 
"BLOCK_JOB_ERROR", "data": {"device": "testdisk", "operation": "write", 
"action": "stop"}}
+{"timestamp": {"seconds":  TIMESTAMP, "microseconds":  TIMESTAMP}, "event": 
"JOB_STATUS_CHANGE", "data": {"status": "paused", "id": "testdisk"}}
+
+=== Force cancel job paused in error state  ===
+
+{"timestamp": {"seconds":  TIMESTAMP, "microseconds":  TIMESTAMP}, "event": 
"JOB_STATUS_CHANGE", "data": {"status": "running", "id": "testdisk"}}
+{"return": {}}
+{"timestamp": {"seconds":  TIMESTAMP, "microseconds":  TIMESTAMP}, "event": 
"BLOCK_JOB_ERROR", "data": {"device": "testdisk", "operation": "write", 
"action": "stop"}}
+{"timestamp": {"seconds":  TIMESTAMP, "microseconds":  TIMESTAMP}, "event": 
"JOB_STATUS_CHANGE", "data": {"status": "aborting", "id": "testdisk"}}
+{"timestamp": {"seconds":  TIMESTAMP, "microseconds":  TIMESTAMP}, "event": 
"BLOCK_JOB_CANCELLED", "data": {"device": "testdisk", "len": 2097152, "offset": 
1048576, "speed": 0, "type": "mirror"}}

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