From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:48990) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1XM9vr-0007Ow-9L for qemu-devel@nongnu.org; Tue, 26 Aug 2014 02:08:45 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1XM9vl-0003MZ-4o for qemu-devel@nongnu.org; Tue, 26 Aug 2014 02:08:39 -0400 Received: from mx1.redhat.com ([209.132.183.28]:31515) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1XM9vk-0003MU-TS for qemu-devel@nongnu.org; Tue, 26 Aug 2014 02:08:33 -0400 Received: from int-mx10.intmail.prod.int.phx2.redhat.com (int-mx10.intmail.prod.int.phx2.redhat.com [10.5.11.23]) by mx1.redhat.com (8.14.4/8.14.4) with ESMTP id s7Q68Rh3018070 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK) for ; Tue, 26 Aug 2014 02:08:31 -0400 From: Fam Zheng Date: Tue, 26 Aug 2014 14:08:17 +0800 Message-Id: <1409033298-5720-8-git-send-email-famz@redhat.com> In-Reply-To: <1409033298-5720-1-git-send-email-famz@redhat.com> References: <1409033298-5720-1-git-send-email-famz@redhat.com> Subject: [Qemu-devel] [RFC PATCH v2 7/8] block: Implement bdrv_em_co_aiocb_info.cancel_async List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: Kevin Wolf , Paolo Bonzini , Stefan Hajnoczi Nothing to do here. Signed-off-by: Fam Zheng --- block.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/block.c b/block.c index f4c77ec..ac1cfb4 100644 --- a/block.c +++ b/block.c @@ -4746,9 +4746,16 @@ static void bdrv_aio_co_cancel_em(BlockDriverAIOCB *blockacb) } } +static void bdrv_aio_cancel_em_async(BlockDriverAIOCB *blockacb) +{ + /* A nop async cancel will just work for us, because later the request will + * complete in caller's coroutine. */ +} + static const AIOCBInfo bdrv_em_co_aiocb_info = { .aiocb_size = sizeof(BlockDriverAIOCBCoroutine), .cancel = bdrv_aio_co_cancel_em, + .cancel_async = bdrv_aio_cancel_em_async, }; static void bdrv_co_em_bh(void *opaque) -- 2.1.0