From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:54089) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ZtcK4-0008PE-Oy for qemu-devel@nongnu.org; Tue, 03 Nov 2015 09:12:34 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1ZtcK3-0007XI-UH for qemu-devel@nongnu.org; Tue, 03 Nov 2015 09:12:28 -0500 From: "Denis V. Lunev" Date: Tue, 3 Nov 2015 17:12:05 +0300 Message-Id: <1446559933-28965-3-git-send-email-den@openvz.org> In-Reply-To: <1446559933-28965-1-git-send-email-den@openvz.org> References: <1446559933-28965-1-git-send-email-den@openvz.org> Subject: [Qemu-devel] [PATCH 02/10] block: add missed aio_context_acquire around bdrv_set_aio_context List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: "Denis V. Lunev" , qemu-devel@nongnu.org, Stefan Hajnoczi , qemu-stable@nongnu.org It is required for bdrv_drain. Signed-off-by: Denis V. Lunev CC: Stefan Hajnoczi --- block/block-backend.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/block/block-backend.c b/block/block-backend.c index 19fdaae..07fcfc7 100644 --- a/block/block-backend.c +++ b/block/block-backend.c @@ -1065,7 +1065,10 @@ static AioContext *blk_aiocb_get_aio_context(BlockAIOCB *acb) void blk_set_aio_context(BlockBackend *blk, AioContext *new_context) { if (blk->bs) { + AioContext *ctx = blk_get_aio_context(blk); + aio_context_acquire(ctx); bdrv_set_aio_context(blk->bs, new_context); + aio_context_release(ctx); } } -- 2.5.0