From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:51546) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1dGRoY-0000A3-NN for qemu-devel@nongnu.org; Thu, 01 Jun 2017 11:15:12 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1dGRoU-0004eJ-Q9 for qemu-devel@nongnu.org; Thu, 01 Jun 2017 11:15:06 -0400 Received: from mail-eopbgr40133.outbound.protection.outlook.com ([40.107.4.133]:34349 helo=EUR03-DB5-obe.outbound.protection.outlook.com) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1dGRoU-0004d9-H1 for qemu-devel@nongnu.org; Thu, 01 Jun 2017 11:15:02 -0400 From: Anton Nefedov Date: Thu, 1 Jun 2017 18:14:21 +0300 Message-ID: <1496330073-51338-4-git-send-email-anton.nefedov@virtuozzo.com> In-Reply-To: <1496330073-51338-1-git-send-email-anton.nefedov@virtuozzo.com> References: <1496330073-51338-1-git-send-email-anton.nefedov@virtuozzo.com> MIME-Version: 1.0 Content-Type: text/plain Subject: [Qemu-devel] [PATCH v2 03/15] blkdebug: support BDRV_REQ_ALLOCATE List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: den@virtuozzo.com, kwolf@redhat.com, mreitz@redhat.com, eblake@redhat.com, Anton Nefedov Support the flag if the underlying BDS supports it Signed-off-by: Anton Nefedov --- block/blkdebug.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/block/blkdebug.c b/block/blkdebug.c index a5196e8..8b1401b 100644 --- a/block/blkdebug.c +++ b/block/blkdebug.c @@ -415,7 +415,8 @@ static int blkdebug_open(BlockDriverState *bs, QDict *options, int flags, bs->supported_write_flags = BDRV_REQ_FUA & bs->file->bs->supported_write_flags; - bs->supported_zero_flags = (BDRV_REQ_FUA | BDRV_REQ_MAY_UNMAP) & + bs->supported_zero_flags = + (BDRV_REQ_FUA | BDRV_REQ_MAY_UNMAP | BDRV_REQ_ALLOCATE) & bs->file->bs->supported_zero_flags; ret = -EINVAL; -- 2.7.4