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[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [Xen-devel] [PATCH v2 10/12] libxl: carve out tmem specific functions from libxl.c
libxl.c has grown to an uncomfortable size. Carve out the tmem
related functions to libxl_tmem.c.
Signed-off-by: Juergen Gross <jgross@xxxxxxxx>
---
tools/libxl/Makefile | 2 +-
tools/libxl/libxl.c | 142 ----------------------------------------
tools/libxl/libxl_tmem.c | 167 +++++++++++++++++++++++++++++++++++++++++++++++
3 files changed, 168 insertions(+), 143 deletions(-)
create mode 100644 tools/libxl/libxl_tmem.c
diff --git a/tools/libxl/Makefile b/tools/libxl/Makefile
index 4b05e34..99ddae1 100644
--- a/tools/libxl/Makefile
+++ b/tools/libxl/Makefile
@@ -137,7 +137,7 @@ LIBXL_OBJS = flexarray.o libxl.o libxl_create.o libxl_dm.o
libxl_pci.o \
libxl_qmp.o libxl_event.o libxl_fork.o \
libxl_dom_suspend.o libxl_dom_save.o libxl_usb.o \
libxl_vtpm.o libxl_nic.o libxl_disk.o libxl_console.o \
- libxl_cpupool.o libxl_mem.o libxl_sched.o \
+ libxl_cpupool.o libxl_mem.o libxl_sched.o libxl_tmem.o \
$(LIBXL_OBJS-y)
LIBXL_OBJS += libxl_genid.o
LIBXL_OBJS += _libxl_types.o libxl_flask.o _libxl_types_internal.o
diff --git a/tools/libxl/libxl.c b/tools/libxl/libxl.c
index 3cf4a56..67c0a13 100644
--- a/tools/libxl/libxl.c
+++ b/tools/libxl/libxl.c
@@ -2105,148 +2105,6 @@ uint32_t libxl_vm_get_start_time(libxl_ctx *ctx,
uint32_t domid)
return ret;
}
-char *libxl_tmem_list(libxl_ctx *ctx, uint32_t domid, int use_long)
-{
- int r;
- char _buf[32768];
- GC_INIT(ctx);
-
- r = xc_tmem_control(ctx->xch, -1, XEN_SYSCTL_TMEM_OP_LIST, domid, 32768,
- use_long, _buf);
- if (r < 0) {
- LOGED(ERROR, domid, "Can not get tmem list");
- GC_FREE;
- return NULL;
- }
-
- GC_FREE;
- return strdup(_buf);
-}
-
-int libxl_tmem_freeze(libxl_ctx *ctx, uint32_t domid)
-{
- int r, rc;
- GC_INIT(ctx);
-
- r = xc_tmem_control(ctx->xch, -1, XEN_SYSCTL_TMEM_OP_FREEZE, domid, 0, 0,
- NULL);
- if (r < 0) {
- LOGED(ERROR, domid, "Can not freeze tmem pools");
- rc = ERROR_FAIL;
- goto out;
- }
-
- rc = 0;
-out:
- GC_FREE;
- return rc;
-}
-
-int libxl_tmem_thaw(libxl_ctx *ctx, uint32_t domid)
-{
- int r, rc;
- GC_INIT(ctx);
-
- r = xc_tmem_control(ctx->xch, -1, XEN_SYSCTL_TMEM_OP_THAW, domid, 0, 0,
- NULL);
- if (r < 0) {
- LOGED(ERROR, domid, "Can not thaw tmem pools");
- rc = ERROR_FAIL;
- goto out;
- }
-
- rc = 0;
-out:
- GC_FREE;
- return rc;
-}
-
-static int32_t tmem_setop_from_string(char *set_name, uint32_t val,
- xen_tmem_client_t *info)
-{
- if (!strcmp(set_name, "weight"))
- info->weight = val;
- else if (!strcmp(set_name, "compress"))
- info->flags.u.compress = val;
- else
- return -1;
-
- return 0;
-}
-
-int libxl_tmem_set(libxl_ctx *ctx, uint32_t domid, char* name, uint32_t set)
-{
- int r, rc;
- xen_tmem_client_t info;
- GC_INIT(ctx);
-
- r = xc_tmem_control(ctx->xch, -1 /* pool_id */,
- XEN_SYSCTL_TMEM_OP_GET_CLIENT_INFO,
- domid, sizeof(info), 0 /* arg */, &info);
- if (r < 0) {
- LOGED(ERROR, domid, "Can not get tmem data!");
- rc = ERROR_FAIL;
- goto out;
- }
- rc = tmem_setop_from_string(name, set, &info);
- if (rc == -1) {
- LOGEVD(ERROR, -1, domid, "Invalid set, valid sets are
<weight|compress>");
- rc = ERROR_INVAL;
- goto out;
- }
- r = xc_tmem_control(ctx->xch, -1 /* pool_id */,
- XEN_SYSCTL_TMEM_OP_SET_CLIENT_INFO,
- domid, sizeof(info), 0 /* arg */, &info);
- if (r < 0) {
- LOGED(ERROR, domid, "Can not set tmem %s", name);
- rc = ERROR_FAIL;
- goto out;
- }
-
- rc = 0;
-out:
- GC_FREE;
- return rc;
-}
-
-int libxl_tmem_shared_auth(libxl_ctx *ctx, uint32_t domid,
- char* uuid, int auth)
-{
- int r, rc;
- GC_INIT(ctx);
-
- r = xc_tmem_auth(ctx->xch, domid, uuid, auth);
- if (r < 0) {
- LOGED(ERROR, domid, "Can not set tmem shared auth");
- rc = ERROR_FAIL;
- goto out;
- }
-
- rc = 0;
-out:
- GC_FREE;
- return rc;
-}
-
-int libxl_tmem_freeable(libxl_ctx *ctx)
-{
- int r, rc;
- GC_INIT(ctx);
-
- r = xc_tmem_control(ctx->xch, -1, XEN_SYSCTL_TMEM_OP_QUERY_FREEABLE_MB,
- -1, 0, 0, 0);
- if (r < 0) {
- LOGE(ERROR, "Can not get tmem freeable memory");
- rc = ERROR_FAIL;
- goto out;
- }
-
- rc = 0;
-out:
- GC_FREE;
- return rc;
-}
-
static int fd_set_flags(libxl_ctx *ctx, int fd,
int fcntlgetop, int fcntlsetop, const char *fl,
int flagmask, int set_p)
diff --git a/tools/libxl/libxl_tmem.c b/tools/libxl/libxl_tmem.c
new file mode 100644
index 0000000..2bee8d1
--- /dev/null
+++ b/tools/libxl/libxl_tmem.c
@@ -0,0 +1,167 @@
+/*
+ * Copyright 2009-2017 Citrix Ltd and other contributors
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published
+ * by the Free Software Foundation; version 2.1 only. with the special
+ * exception on linking described in file LICENSE.
+ *
+ * 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 Lesser General Public License for more details.
+ */
+
+#include "libxl_osdeps.h"
+
+#include "libxl_internal.h"
+
+char *libxl_tmem_list(libxl_ctx *ctx, uint32_t domid, int use_long)
+{
+ int r;
+ char _buf[32768];
+ GC_INIT(ctx);
+
+ r = xc_tmem_control(ctx->xch, -1, XEN_SYSCTL_TMEM_OP_LIST, domid, 32768,
+ use_long, _buf);
+ if (r < 0) {
+ LOGED(ERROR, domid, "Can not get tmem list");
+ GC_FREE;
+ return NULL;
+ }
+
+ GC_FREE;
+ return strdup(_buf);
+}
+
+int libxl_tmem_freeze(libxl_ctx *ctx, uint32_t domid)
+{
+ int r, rc;
+ GC_INIT(ctx);
+
+ r = xc_tmem_control(ctx->xch, -1, XEN_SYSCTL_TMEM_OP_FREEZE, domid, 0, 0,
+ NULL);
+ if (r < 0) {
+ LOGED(ERROR, domid, "Can not freeze tmem pools");
+ rc = ERROR_FAIL;
+ goto out;
+ }
+
+ rc = 0;
+out:
+ GC_FREE;
+ return rc;
+}
+
+int libxl_tmem_thaw(libxl_ctx *ctx, uint32_t domid)
+{
+ int r, rc;
+ GC_INIT(ctx);
+
+ r = xc_tmem_control(ctx->xch, -1, XEN_SYSCTL_TMEM_OP_THAW, domid, 0, 0,
+ NULL);
+ if (r < 0) {
+ LOGED(ERROR, domid, "Can not thaw tmem pools");
+ rc = ERROR_FAIL;
+ goto out;
+ }
+
+ rc = 0;
+out:
+ GC_FREE;
+ return rc;
+}
+
+static int32_t tmem_setop_from_string(char *set_name, uint32_t val,
+ xen_tmem_client_t *info)
+{
+ if (!strcmp(set_name, "weight"))
+ info->weight = val;
+ else if (!strcmp(set_name, "compress"))
+ info->flags.u.compress = val;
+ else
+ return -1;
+
+ return 0;
+}
+
+int libxl_tmem_set(libxl_ctx *ctx, uint32_t domid, char* name, uint32_t set)
+{
+ int r, rc;
+ xen_tmem_client_t info;
+ GC_INIT(ctx);
+
+ r = xc_tmem_control(ctx->xch, -1 /* pool_id */,
+ XEN_SYSCTL_TMEM_OP_GET_CLIENT_INFO,
+ domid, sizeof(info), 0 /* arg */, &info);
+ if (r < 0) {
+ LOGED(ERROR, domid, "Can not get tmem data!");
+ rc = ERROR_FAIL;
+ goto out;
+ }
+ rc = tmem_setop_from_string(name, set, &info);
+ if (rc == -1) {
+ LOGEVD(ERROR, -1, domid, "Invalid set, valid sets are
<weight|compress>");
+ rc = ERROR_INVAL;
+ goto out;
+ }
+ r = xc_tmem_control(ctx->xch, -1 /* pool_id */,
+ XEN_SYSCTL_TMEM_OP_SET_CLIENT_INFO,
+ domid, sizeof(info), 0 /* arg */, &info);
+ if (r < 0) {
+ LOGED(ERROR, domid, "Can not set tmem %s", name);
+ rc = ERROR_FAIL;
+ goto out;
+ }
+
+ rc = 0;
+out:
+ GC_FREE;
+ return rc;
+}
+
+int libxl_tmem_shared_auth(libxl_ctx *ctx, uint32_t domid,
+ char* uuid, int auth)
+{
+ int r, rc;
+ GC_INIT(ctx);
+
+ r = xc_tmem_auth(ctx->xch, domid, uuid, auth);
+ if (r < 0) {
+ LOGED(ERROR, domid, "Can not set tmem shared auth");
+ rc = ERROR_FAIL;
+ goto out;
+ }
+
+ rc = 0;
+out:
+ GC_FREE;
+ return rc;
+}
+
+int libxl_tmem_freeable(libxl_ctx *ctx)
+{
+ int r, rc;
+ GC_INIT(ctx);
+
+ r = xc_tmem_control(ctx->xch, -1, XEN_SYSCTL_TMEM_OP_QUERY_FREEABLE_MB,
+ -1, 0, 0, 0);
+ if (r < 0) {
+ LOGE(ERROR, "Can not get tmem freeable memory");
+ rc = ERROR_FAIL;
+ goto out;
+ }
+
+ rc = 0;
+out:
+ GC_FREE;
+ return rc;
+}
+
+/*
+ * Local variables:
+ * mode: C
+ * c-basic-offset: 4
+ * indent-tabs-mode: nil
+ * End:
+ */
--
2.10.2
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