From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([208.118.235.92]:49948) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1SFpOv-00051c-6q for qemu-devel@nongnu.org; Thu, 05 Apr 2012 12:19:16 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1SFpOt-0005dg-FL for qemu-devel@nongnu.org; Thu, 05 Apr 2012 12:19:08 -0400 Received: from mx1.redhat.com ([209.132.183.28]:58560) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1SFpOt-0005db-5f for qemu-devel@nongnu.org; Thu, 05 Apr 2012 12:19:07 -0400 From: Kevin Wolf Date: Thu, 5 Apr 2012 17:52:20 +0200 Message-Id: <1333641144-13612-43-git-send-email-kwolf@redhat.com> In-Reply-To: <1333641144-13612-1-git-send-email-kwolf@redhat.com> References: <1333641144-13612-1-git-send-email-kwolf@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable Subject: [Qemu-devel] [PATCH 42/46] blockdev: open images with BDRV_O_INCOMING on incoming live migration List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: anthony@codemonkey.ws Cc: kwolf@redhat.com, qemu-devel@nongnu.org From: Beno=C3=AEt Canet Open images with BDRV_O_INCOMING in order to inform block drivers that an incoming live migration is coming. Signed-off-by: Benoit Canet Reviewed-by: Stefan Hajnoczi Signed-off-by: Kevin Wolf --- blockdev.c | 4 ++++ 1 files changed, 4 insertions(+), 0 deletions(-) diff --git a/blockdev.c b/blockdev.c index 4d17486..0c2440e 100644 --- a/blockdev.c +++ b/blockdev.c @@ -595,6 +595,10 @@ DriveInfo *drive_init(QemuOpts *opts, int default_to= _scsi) bdrv_flags |=3D BDRV_O_COPY_ON_READ; } =20 + if (runstate_check(RUN_STATE_INMIGRATE)) { + bdrv_flags |=3D BDRV_O_INCOMING; + } + if (media =3D=3D MEDIA_CDROM) { /* CDROM is fine for any interface, don't check. */ ro =3D 1; --=20 1.7.6.5