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-rw-r--r--migration/savevm.c29
1 files changed, 19 insertions, 10 deletions
diff --git a/migration/savevm.c b/migration/savevm.c
index 02e8487441..b45915612f 100644
--- a/migration/savevm.c
+++ b/migration/savevm.c
@@ -1495,17 +1495,10 @@ static int loadvm_postcopy_handle_listen(MigrationIncomingState *mis)
return 0;
}
-/* After all discards we can start running and asking for pages */
-static int loadvm_postcopy_handle_run(MigrationIncomingState *mis)
+static void loadvm_postcopy_handle_run_bh(void *opaque)
{
- PostcopyState ps = postcopy_state_set(POSTCOPY_INCOMING_RUNNING);
Error *local_err = NULL;
-
- trace_loadvm_postcopy_handle_run();
- if (ps != POSTCOPY_INCOMING_LISTENING) {
- error_report("CMD_POSTCOPY_RUN in wrong postcopy state (%d)", ps);
- return -1;
- }
+ MigrationIncomingState *mis = opaque;
/* TODO we should move all of this lot into postcopy_ram.c or a shared code
* in migration.c
@@ -1518,7 +1511,6 @@ static int loadvm_postcopy_handle_run(MigrationIncomingState *mis)
bdrv_invalidate_cache_all(&local_err);
if (local_err) {
error_report_err(local_err);
- return -1;
}
trace_loadvm_postcopy_handle_run_cpu_sync();
@@ -1534,6 +1526,23 @@ static int loadvm_postcopy_handle_run(MigrationIncomingState *mis)
runstate_set(RUN_STATE_PAUSED);
}
+ qemu_bh_delete(mis->bh);
+}
+
+/* After all discards we can start running and asking for pages */
+static int loadvm_postcopy_handle_run(MigrationIncomingState *mis)
+{
+ PostcopyState ps = postcopy_state_set(POSTCOPY_INCOMING_RUNNING);
+
+ trace_loadvm_postcopy_handle_run();
+ if (ps != POSTCOPY_INCOMING_LISTENING) {
+ error_report("CMD_POSTCOPY_RUN in wrong postcopy state (%d)", ps);
+ return -1;
+ }
+
+ mis->bh = qemu_bh_new(loadvm_postcopy_handle_run_bh, NULL);
+ qemu_bh_schedule(mis->bh);
+
/* We need to finish reading the stream from the package
* and also stop reading anything more from the stream that loaded the
* package (since it's now being read by the listener thread).