[Qemu-devel] [PATCH] flush pending aio requests

[Glauber Costa]

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 <address@hidden>
---
 migration.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/migration.c b/migration.c
index 190b37e..72c6cbf 100644
--- a/migration.c
+++ b/migration.c
@@ -264,6 +264,7 @@ 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) {
             vm_start();
-- 
1.6.2.2