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AM5PR0801MB1987; 20:+iWeQgtgO2AYhUZSpdgzHZ7VwPCgYUGfQYH5pQAagnSx/Mp4/H4XVY2zJKpgBJWJlfjYO+Lp/75fvYey2CqkVuWrBanRqULR0x1RcJwMyhKx8YOeW1w7BVyO6LJmKa5D/D2iYwA4G58/sFDzGrYIiz7ZgBnnxOH+pKhoZP613u4= X-OriginatorOrg: virtuozzo.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 01 Nov 2017 15:44:36.3369 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 5870df33-255d-444b-cf1a-08d5213f74f4 X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 0bc7f26d-0264-416e-a6fc-8352af79c58f X-MS-Exchange-Transport-CrossTenantHeadersStamped: AM5PR0801MB1987 X-detected-operating-system: by eggs.gnu.org: Windows 7 or 8 [fuzzy] X-Received-From: 40.107.4.123 Subject: [Qemu-devel] [PATCH v5 02/15] blkverify: set supported write/zero flags X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: kwolf@redhat.com, Anton Nefedov , berto@igalia.com, den@virtuozzo.com, qemu-block@nongnu.org, mreitz@redhat.com Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" X-Virus-Scanned: ClamAV using ClamSMTP Signed-off-by: Anton Nefedov Reviewed-by: Alberto Garcia --- block/blkverify.c | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/block/blkverify.c b/block/blkverify.c index 06369f9..9ba65d0 100644 --- a/block/blkverify.c +++ b/block/blkverify.c @@ -140,6 +140,15 @@ static int blkverify_open(BlockDriverState *bs, QDict *options, int flags, goto fail; } + bs->supported_write_flags = BDRV_REQ_FUA & + bs->file->bs->supported_write_flags & + s->test_file->bs->supported_write_flags; + + bs->supported_zero_flags = + (BDRV_REQ_FUA | BDRV_REQ_MAY_UNMAP) & + bs->file->bs->supported_zero_flags & + s->test_file->bs->supported_zero_flags; + ret = 0; fail: qemu_opts_del(opts);