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20:KbRd/UBiAzSNlLSr3lG1vZ4UDybqWpq8g9cJm64ZGPMZw/dVJu3ouMV2pH9aSCNzJ8xDM0/GggtUkFou1Q58Afi0Ur152IIztp2pjUVox9HYq81nXBO32pXWz/Ps6eGWqrRrP0qPOfzgX/EkB4e4lINm5NJP5ipSyNHnD+Evrfk= X-MS-Office365-Filtering-Correlation-Id: cc17d50d-6fbb-4f70-d425-08d5b4f42db8 X-OriginatorOrg: virtuozzo.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 08 May 2018 14:58:36.7088 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: cc17d50d-6fbb-4f70-d425-08d5b4f42db8 X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 0bc7f26d-0264-416e-a6fc-8352af79c58f X-MS-Exchange-Transport-CrossTenantHeadersStamped: AM0PR08MB3347 X-detected-operating-system: by eggs.gnu.org: Windows 7 or 8 [fuzzy] X-Received-From: 104.47.2.97 Subject: [Qemu-devel] [PATCH v9 2/9] 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+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" Signed-off-by: Anton Nefedov Reviewed-by: Alberto Garcia Reviewed-by: Max Reitz --- block/blkverify.c | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/block/blkverify.c b/block/blkverify.c index 754cc9e..496ae09 100644 --- a/block/blkverify.c +++ b/block/blkverify.c @@ -141,6 +141,15 @@ 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);