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[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [Xen-changelog] [xen master] tools/libxl: Drop all legacy "toolstack" record infrastructure
commit db1770342f824764274b19472389da568f7d4fb9
Author: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
AuthorDate: Tue Aug 4 18:16:36 2015 +0100
Commit: Ian Campbell <ian.campbell@xxxxxxxxxx>
CommitDate: Wed Aug 5 10:46:46 2015 +0100
tools/libxl: Drop all legacy "toolstack" record infrastructure
No functional change. It is not used any more.
Signed-off-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
Acked-by: Ian Jackson <Ian.Jackson@xxxxxxxxxxxxx>
Acked-by: Wei Liu <wei.liu2@xxxxxxxxxx>
---
tools/libxl/libxl_dom.c | 223 ----------------------------------
tools/libxl/libxl_internal.h | 4 -
tools/libxl/libxl_sr_stream_format.h | 1 -
tools/python/xen/migration/libxl.py | 1 -
4 files changed, 0 insertions(+), 229 deletions(-)
diff --git a/tools/libxl/libxl_dom.c b/tools/libxl/libxl_dom.c
index d54d892..e1f11a3 100644
--- a/tools/libxl/libxl_dom.c
+++ b/tools/libxl/libxl_dom.c
@@ -1031,126 +1031,6 @@ int libxl__qemu_traditional_cmd(libxl__gc *gc, uint32_t
domid,
return libxl__xs_write(gc, XBT_NULL, path, "%s", cmd);
}
-struct libxl__physmap_info {
- uint64_t phys_offset;
- uint64_t start_addr;
- uint64_t size;
- uint32_t namelen;
- char name[];
-};
-
-/* Bump version every time when toolstack saved data changes.
- * Different types of data are arranged in the specified order.
- *
- * Version 1:
- * uint32_t version
- * QEMU physmap data:
- * uint32_t count
- * libxl__physmap_info * count
- */
-#define TOOLSTACK_SAVE_VERSION 1
-
-static inline char *restore_helper(libxl__gc *gc, uint32_t dm_domid,
- uint32_t domid,
- uint64_t phys_offset, char *node)
-{
- return libxl__device_model_xs_path(gc, dm_domid, domid,
- "/physmap/%"PRIx64"/%s",
- phys_offset, node);
-}
-
-static int libxl__toolstack_restore_qemu(libxl__gc *gc, uint32_t domid,
- const uint8_t *ptr, uint32_t size)
-{
- int ret, i;
- uint32_t count;
- char *xs_path;
- uint32_t dm_domid;
- struct libxl__physmap_info *pi;
-
- if (size < sizeof(count)) {
- LOG(ERROR, "wrong size");
- ret = -1;
- goto out;
- }
-
- memcpy(&count, ptr, sizeof(count));
- ptr += sizeof(count);
-
- if (size < sizeof(count) + count*(sizeof(struct libxl__physmap_info))) {
- LOG(ERROR, "wrong size");
- ret = -1;
- goto out;
- }
-
- dm_domid = libxl_get_stubdom_id(CTX, domid);
- for (i = 0; i < count; i++) {
- pi = (struct libxl__physmap_info*) ptr;
- ptr += sizeof(struct libxl__physmap_info) + pi->namelen;
-
- xs_path = restore_helper(gc, dm_domid, domid,
- pi->phys_offset, "start_addr");
- ret = libxl__xs_write(gc, 0, xs_path, "%"PRIx64, pi->start_addr);
- if (ret) goto out;
-
- xs_path = restore_helper(gc, dm_domid, domid, pi->phys_offset, "size");
- ret = libxl__xs_write(gc, 0, xs_path, "%"PRIx64, pi->size);
- if (ret) goto out;
-
- if (pi->namelen > 0) {
- xs_path = restore_helper(gc, dm_domid, domid,
- pi->phys_offset, "name");
- ret = libxl__xs_write(gc, 0, xs_path, "%s", pi->name);
- if (ret) goto out;
- }
- }
-
- ret = 0;
-out:
- return ret;
-
-}
-
-static int libxl__toolstack_restore_v1(libxl__gc *gc, uint32_t domid,
- const uint8_t *ptr, uint32_t size)
-{
- return libxl__toolstack_restore_qemu(gc, domid, ptr, size);
-}
-
-int libxl__toolstack_restore(uint32_t domid, const uint8_t *ptr,
- uint32_t size, void *user)
-{
- libxl__save_helper_state *shs = user;
- libxl__domain_create_state *dcs = shs->caller_state;
- STATE_AO_GC(dcs->ao);
- int ret;
- uint32_t version = 0, bufsize;
-
- LOG(DEBUG,"domain=%"PRIu32" toolstack data size=%"PRIu32, domid, size);
-
- if (size < sizeof(version)) {
- LOG(ERROR, "wrong size");
- ret = -1;
- goto out;
- }
-
- memcpy(&version, ptr, sizeof(version));
- ptr += sizeof(version);
- bufsize = size - sizeof(version);
-
- switch (version) {
- case 1:
- ret = libxl__toolstack_restore_v1(gc, domid, ptr, bufsize);
- break;
- default:
- LOG(ERROR, "wrong version");
- ret = -1;
- }
-
-out:
- return ret;
-}
-
/*
* Inspect the buffer between start and end, and return a pointer to the
* character following the NUL terminator of start, or NULL if start is not
@@ -1454,109 +1334,6 @@ static void switch_logdirty_done(libxl__egc *egc,
/*----- callbacks, called by xc_domain_save -----*/
-static inline char *physmap_path(libxl__gc *gc, uint32_t dm_domid,
- uint32_t domid,
- char *phys_offset, char *node)
-{
- return libxl__device_model_xs_path(gc, dm_domid, domid,
- "/physmap/%s/%s",
- phys_offset, node);
-}
-
-int libxl__toolstack_save(uint32_t domid, uint8_t **buf,
- uint32_t *len, void *dss_void)
-{
- libxl__domain_suspend_state *dss = dss_void;
- int ret;
- STATE_AO_GC(dss->ao);
- int i = 0;
- uint32_t version = TOOLSTACK_SAVE_VERSION;
- uint8_t *ptr = NULL;
-
- ret = -1;
-
- /* Version number */
- *len = sizeof(version);
- *buf = calloc(1, *len);
- if (*buf == NULL) goto out;
- ptr = *buf;
- memcpy(ptr, &version, sizeof(version));
-
- /* QEMU physmap data */
- {
- char **entries = NULL, *xs_path;
- struct libxl__physmap_info *pi;
- uint32_t dm_domid;
- char *start_addr = NULL, *size = NULL, *phys_offset = NULL;
- char *name = NULL;
- unsigned int num = 0;
- uint32_t count = 0, namelen = 0;
-
- dm_domid = libxl_get_stubdom_id(CTX, domid);
-
- xs_path = libxl__device_model_xs_path(gc, dm_domid, domid,
- "/physmap");
- entries = libxl__xs_directory(gc, 0, xs_path, &num);
- count = num;
-
- *len += sizeof(count);
- *buf = realloc(*buf, *len);
- if (*buf == NULL) goto out;
- ptr = *buf + sizeof(version);
- memcpy(ptr, &count, sizeof(count));
- ptr += sizeof(count);
-
- for (i = 0; i < count; i++) {
- unsigned long offset;
- phys_offset = entries[i];
- if (phys_offset == NULL) {
- LOG(ERROR, "phys_offset %d is NULL", i);
- goto out;
- }
-
- xs_path = physmap_path(gc, dm_domid, domid, phys_offset,
- "start_addr");
- start_addr = libxl__xs_read(gc, 0, xs_path);
- if (start_addr == NULL) {
- LOG(ERROR, "%s is NULL", xs_path);
- goto out;
- }
-
- xs_path = physmap_path(gc, dm_domid, domid, phys_offset, "size");
- size = libxl__xs_read(gc, 0, xs_path);
- if (size == NULL) {
- LOG(ERROR, "%s is NULL", xs_path);
- goto out;
- }
-
- xs_path = physmap_path(gc, dm_domid, domid, phys_offset, "name");
- name = libxl__xs_read(gc, 0, xs_path);
- if (name == NULL)
- namelen = 0;
- else
- namelen = strlen(name) + 1;
- *len += namelen + sizeof(struct libxl__physmap_info);
- offset = ptr - (*buf);
- *buf = realloc(*buf, *len);
- if (*buf == NULL) goto out;
- ptr = (*buf) + offset;
- pi = (struct libxl__physmap_info *) ptr;
- pi->phys_offset = strtoll(phys_offset, NULL, 16);
- pi->start_addr = strtoll(start_addr, NULL, 16);
- pi->size = strtoll(size, NULL, 16);
- pi->namelen = namelen;
- memcpy(pi->name, name, namelen);
- ptr += sizeof(struct libxl__physmap_info) + namelen;
- }
- }
-
- LOG(DEBUG,"domain=%"PRIu32" toolstack data size=%"PRIu32, domid, *len);
-
- ret = 0;
-out:
- return ret;
-}
-
/*
* Expand the buffer 'buf' of length 'len', to append 'str' including its NUL
* terminator.
diff --git a/tools/libxl/libxl_internal.h b/tools/libxl/libxl_internal.h
index 49c7cb6..6ea6c83 100644
--- a/tools/libxl/libxl_internal.h
+++ b/tools/libxl/libxl_internal.h
@@ -1091,8 +1091,6 @@ _hidden int libxl__domain_rename(libxl__gc *gc, uint32_t
domid,
const char *old_name, const char *new_name,
xs_transaction_t trans);
-_hidden int libxl__toolstack_restore(uint32_t domid, const uint8_t *buf,
- uint32_t size, void *data);
_hidden int libxl__domain_resume_device_model(libxl__gc *gc, uint32_t domid);
_hidden const char *libxl__userdata_path(libxl__gc *gc, uint32_t domid,
@@ -3435,8 +3433,6 @@ void
libxl__xc_domain_saverestore_async_callback_done(libxl__egc *egc,
_hidden void libxl__domain_suspend_common_switch_qemu_logdirty
(int domid, unsigned int enable, void *data);
-_hidden int libxl__toolstack_save(uint32_t domid, uint8_t **buf,
- uint32_t *len, void *data);
_hidden int libxl__save_emulator_xenstore_data(libxl__domain_suspend_state
*dss,
char **buf, uint32_t *len);
_hidden int libxl__restore_emulator_xenstore_data
diff --git a/tools/libxl/libxl_sr_stream_format.h
b/tools/libxl/libxl_sr_stream_format.h
index 4c23367..54da360 100644
--- a/tools/libxl/libxl_sr_stream_format.h
+++ b/tools/libxl/libxl_sr_stream_format.h
@@ -33,7 +33,6 @@ typedef struct libxl__sr_rec_hdr
#define REC_TYPE_END 0x00000000U
#define REC_TYPE_LIBXC_CONTEXT 0x00000001U
-#define REC_TYPE_XENSTORE_DATA 0x00000002U /* TOOLSTACK COMPAT */
#define REC_TYPE_EMULATOR_XENSTORE_DATA 0x00000002U
#define REC_TYPE_EMULATOR_CONTEXT 0x00000003U
#define REC_TYPE_CHECKPOINT_END 0x00000004U
diff --git a/tools/python/xen/migration/libxl.py
b/tools/python/xen/migration/libxl.py
index 1a9ca87..fc0acf6 100644
--- a/tools/python/xen/migration/libxl.py
+++ b/tools/python/xen/migration/libxl.py
@@ -34,7 +34,6 @@ RH_FORMAT = "II"
REC_TYPE_end = 0x00000000
REC_TYPE_libxc_context = 0x00000001
-REC_TYPE_xenstore_data = 0x00000002 # TOOLSTACK COMPAT
REC_TYPE_emulator_xenstore_data = 0x00000002
REC_TYPE_emulator_context = 0x00000003
REC_TYPE_checkpoint_end = 0x00000004
--
generated by git-patchbot for /home/xen/git/xen.git#master
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