From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:47932) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cwAzR-0004Hp-IV for qemu-devel@nongnu.org; Thu, 06 Apr 2017 13:14:34 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1cwAzQ-0000Ap-OU for qemu-devel@nongnu.org; Thu, 06 Apr 2017 13:14:33 -0400 From: Kevin Wolf Date: Thu, 6 Apr 2017 19:14:11 +0200 Message-Id: <1491498851-16709-3-git-send-email-kwolf@redhat.com> In-Reply-To: <1491498851-16709-1-git-send-email-kwolf@redhat.com> References: <1491498851-16709-1-git-send-email-kwolf@redhat.com> Subject: [Qemu-devel] [PATCH for-2.9 2/2] commit: Set commit_top_bs->total_sectors List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-block@nongnu.org Cc: kwolf@redhat.com, mreitz@redhat.com, famz@redhat.com, qemu-devel@nongnu.org Like in the mirror filter driver, we also need to set the image size for the commit filter driver. This is less likely to be a problem in practice than for the mirror because we're not at the active layer here, but attaching new parents to a node in the middle of the chain is possible, so the size needs to be correct anyway. Signed-off-by: Kevin Wolf --- block/commit.c | 1 + 1 file changed, 1 insertion(+) diff --git a/block/commit.c b/block/commit.c index 4c38220..91d2c34 100644 --- a/block/commit.c +++ b/block/commit.c @@ -335,6 +335,7 @@ void commit_start(const char *job_id, BlockDriverState *bs, if (commit_top_bs == NULL) { goto fail; } + commit_top_bs->total_sectors = top->total_sectors; bdrv_set_aio_context(commit_top_bs, bdrv_get_aio_context(top)); bdrv_set_backing_hd(commit_top_bs, top, &local_err); -- 1.8.3.1