From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:45567) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YiJbd-00073x-T7 for qemu-devel@nongnu.org; Wed, 15 Apr 2015 05:27:38 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1YiJbd-0000qY-0Z for qemu-devel@nongnu.org; Wed, 15 Apr 2015 05:27:37 -0400 From: Kevin Wolf Date: Wed, 15 Apr 2015 11:27:25 +0200 Message-Id: <1429090046-6359-2-git-send-email-kwolf@redhat.com> In-Reply-To: <1429090046-6359-1-git-send-email-kwolf@redhat.com> References: <1429090046-6359-1-git-send-email-kwolf@redhat.com> Subject: [Qemu-devel] [PATCH 1/2] blkdebug: Add bdrv_truncate() List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-block@nongnu.org Cc: kwolf@redhat.com, jcody@redhat.com, qemu-devel@nongnu.org This is, amongst others, required for qemu-iotests 033 to run as intended on VHDX, which uses explicit bdrv_truncate() calls to bs->file when allocating new blocks. Signed-off-by: Kevin Wolf --- block/blkdebug.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/block/blkdebug.c b/block/blkdebug.c index 63611e0..3c30edb 100644 --- a/block/blkdebug.c +++ b/block/blkdebug.c @@ -721,6 +721,11 @@ static int64_t blkdebug_getlength(BlockDriverState *bs) return bdrv_getlength(bs->file); } +static int blkdebug_truncate(BlockDriverState *bs, int64_t offset) +{ + return bdrv_truncate(bs->file, offset); +} + static void blkdebug_refresh_filename(BlockDriverState *bs) { QDict *opts; @@ -779,6 +784,7 @@ static BlockDriver bdrv_blkdebug = { .bdrv_file_open = blkdebug_open, .bdrv_close = blkdebug_close, .bdrv_getlength = blkdebug_getlength, + .bdrv_truncate = blkdebug_truncate, .bdrv_refresh_filename = blkdebug_refresh_filename, .bdrv_aio_readv = blkdebug_aio_readv, -- 1.8.3.1