From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([208.118.235.92]:35376) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1SAz3e-0003HV-Ph for qemu-devel@nongnu.org; Fri, 23 Mar 2012 03:37:13 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1SAz3Z-0004Zu-8h for qemu-devel@nongnu.org; Fri, 23 Mar 2012 03:37:10 -0400 Received: from mail-wi0-f175.google.com ([209.85.212.175]:41005) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1SAz3Y-0004YO-VV for qemu-devel@nongnu.org; Fri, 23 Mar 2012 03:37:05 -0400 Received: by wibhn6 with SMTP id hn6so1553442wib.10 for ; Fri, 23 Mar 2012 00:37:02 -0700 (PDT) From: =?UTF-8?q?Beno=C3=AEt=20Canet?= Date: Fri, 23 Mar 2012 08:36:50 +0100 Message-Id: <1332488214-4685-4-git-send-email-benoit.canet@gmail.com> In-Reply-To: <1332488214-4685-1-git-send-email-benoit.canet@gmail.com> References: <1332488214-4685-1-git-send-email-benoit.canet@gmail.com> Subject: [Qemu-devel] [PATCH V3 3/7] blockdev: open images with BDRV_O_INCOMING on incoming live migration List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: kwolf@redhat.com, pbonzini@redhat.com, =?UTF-8?q?Beno=C3=AEt=20Canet?= , stefanha@linux.vnet.ibm.com Open images with BDRV_O_INCOMING in order to inform block drivers that an incoming live migration is coming. Signed-off-by: Benoit Canet --- blockdev.c | 4 ++++ 1 files changed, 4 insertions(+), 0 deletions(-) diff --git a/blockdev.c b/blockdev.c index 1a500b8..9b57133 100644 --- a/blockdev.c +++ b/blockdev.c @@ -591,6 +591,10 @@ 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; -- 1.7.7.6