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authorBenoƮt Canet <benoit.canet@gmail.com>2012-03-23 08:36:50 +0100
committerKevin Wolf <kwolf@redhat.com>2012-04-05 16:28:16 +0200
commited9d4205cecb2f6c06821cb9d8fe9e1ca5f9b8ab (patch)
treeccf7c792fcf0fc2fbda1ba2345611462cdde3480
parent077892696b900ebf88052fef917367213db80477 (diff)
blockdev: open images with BDRV_O_INCOMING on incoming live migration
Open images with BDRV_O_INCOMING in order to inform block drivers that an incoming live migration is coming. Signed-off-by: Benoit Canet <benoit.canet@gmail.com> Reviewed-by: Stefan Hajnoczi <stefanha@gmail.com> Signed-off-by: Kevin Wolf <kwolf@redhat.com>
-rw-r--r--blockdev.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/blockdev.c b/blockdev.c
index 4d17486e31..0c2440e249 100644
--- a/blockdev.c
+++ b/blockdev.c
@@ -595,6 +595,10 @@ DriveInfo *drive_init(QemuOpts *opts, int default_to_scsi)
bdrv_flags |= BDRV_O_COPY_ON_READ;
}
+ if (runstate_check(RUN_STATE_INMIGRATE)) {
+ bdrv_flags |= BDRV_O_INCOMING;
+ }
+
if (media == MEDIA_CDROM) {
/* CDROM is fine for any interface, don't check. */
ro = 1;