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flush pending aio requests 

When we finish migration, there may be pending async io requests
in flight. If we don't flush it before stage3 starting, it might be
the case that the guest loses it.

Signed-off-by: Glauber Costa <glommer@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
This commit is contained in:
Glauber Costa 2009-07-06 09:32:09 -04:00 committed by Anthony Liguori
parent d9db889faf
commit 0884657b2e
1 changed files with 1 additions and 0 deletions
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migration.c
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@ -266,6 +266,7 @@ void migrate_fd_put_ready(void *opaque)
dprintf("done iterating\n");
vm_stop(0);
qemu_aio_flush();
bdrv_flush_all();
if ((qemu_savevm_state_complete(s->file)) < 0) {
if (old_vm_running) {