aboutsummaryrefslogtreecommitdiff
path: root/migration/savevm.c
diff options
context:
space:
mode:
Diffstat (limited to 'migration/savevm.c')
-rw-r--r--migration/savevm.c23
1 files changed, 13 insertions, 10 deletions
diff --git a/migration/savevm.c b/migration/savevm.c
index c8d08fa079..6410705ebe 100644
--- a/migration/savevm.c
+++ b/migration/savevm.c
@@ -3046,7 +3046,7 @@ bool save_snapshot(const char *name, bool overwrite, const char *vmstate,
QEMUSnapshotInfo sn1, *sn = &sn1;
int ret = -1, ret2;
QEMUFile *f;
- int saved_vm_running;
+ RunState saved_state = runstate_get();
uint64_t vm_state_size;
g_autoptr(GDateTime) now = g_date_time_new_now_local();
@@ -3092,8 +3092,6 @@ bool save_snapshot(const char *name, bool overwrite, const char *vmstate,
return false;
}
- saved_vm_running = runstate_is_running();
-
global_state_store();
vm_stop(RUN_STATE_SAVE_VM);
@@ -3147,9 +3145,7 @@ bool save_snapshot(const char *name, bool overwrite, const char *vmstate,
the_end:
bdrv_drain_all_end();
- if (saved_vm_running) {
- vm_start();
- }
+ vm_resume(saved_state);
return ret == 0;
}
@@ -3317,6 +3313,14 @@ err_drain:
return false;
}
+void load_snapshot_resume(RunState state)
+{
+ vm_resume(state);
+ if (state == RUN_STATE_RUNNING && runstate_get() == RUN_STATE_SUSPENDED) {
+ qemu_system_wakeup_request(QEMU_WAKEUP_REASON_OTHER, &error_abort);
+ }
+}
+
bool delete_snapshot(const char *name, bool has_devices,
strList *devices, Error **errp)
{
@@ -3381,16 +3385,15 @@ static void snapshot_load_job_bh(void *opaque)
{
Job *job = opaque;
SnapshotJob *s = container_of(job, SnapshotJob, common);
- int orig_vm_running;
+ RunState orig_state = runstate_get();
job_progress_set_remaining(&s->common, 1);
- orig_vm_running = runstate_is_running();
vm_stop(RUN_STATE_RESTORE_VM);
s->ret = load_snapshot(s->tag, s->vmstate, true, s->devices, s->errp);
- if (s->ret && orig_vm_running) {
- vm_start();
+ if (s->ret) {
+ load_snapshot_resume(orig_state);
}
job_progress_update(&s->common, 1);