On 07/16/2015 10:43 PM, Wei Liu wrote:
On Wed, Jul 15, 2015 at 03:45:41PM +0800, Yang Hongyang wrote:
check QEMU state before resume dm on QEMU_XEN_TRADITIONAL.
Signed-off-by: Yang Hongyang <yan...@cn.fujitsu.com>
CC: Ian Campbell <ian.campb...@citrix.com>
CC: Ian Jackson <ian.jack...@eu.citrix.com>
CC: Wei Liu <wei.l...@citrix.com>
I think it was me who suggested this and this patch looks correct.
Acked-by: Wei Liu <wei.l...@citrix.com>
Thanks!
---
tools/libxl/libxl_dom_suspend.c | 13 +++++++++++--
1 file changed, 11 insertions(+), 2 deletions(-)
diff --git a/tools/libxl/libxl_dom_suspend.c b/tools/libxl/libxl_dom_suspend.c
index 6f04c26..686a49b 100644
--- a/tools/libxl/libxl_dom_suspend.c
+++ b/tools/libxl/libxl_dom_suspend.c
@@ -434,11 +434,20 @@ static void
domain_suspend_callback_common_done(libxl__egc *egc,
int libxl__domain_resume_device_model(libxl__gc *gc, uint32_t domid)
{
+ char *path;
+ char *state;
switch (libxl__device_model_version_running(gc, domid)) {
case LIBXL_DEVICE_MODEL_VERSION_QEMU_XEN_TRADITIONAL: {
- libxl__qemu_traditional_cmd(gc, domid, "continue");
- libxl__wait_for_device_model_deprecated(gc, domid, "running", NULL,
NULL, NULL);
+ uint32_t dm_domid = libxl_get_stubdom_id(CTX, domid);
+
+ path = libxl__device_model_xs_path(gc, dm_domid, domid, "/state");
+ state = libxl__xs_read(gc, XBT_NULL, path);
+ if (state != NULL && !strcmp(state, "paused")) {
+ libxl__qemu_traditional_cmd(gc, domid, "continue");
+ libxl__wait_for_device_model_deprecated(gc, domid, "running",
+ NULL, NULL, NULL);
+ }
break;
}
case LIBXL_DEVICE_MODEL_VERSION_QEMU_XEN:
--
1.9.1
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--
Thanks,
Yang.
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