From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:34969) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1eGmyH-0008Ka-5J for qemu-devel@nongnu.org; Mon, 20 Nov 2017 09:22:50 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1eGmyG-00016C-A3 for qemu-devel@nongnu.org; Mon, 20 Nov 2017 09:22:49 -0500 Date: Mon, 20 Nov 2017 22:22:38 +0800 From: Fam Zheng Message-ID: <20171120142238.GA6828@lemon.lan> References: <20171120141141.24626-1-kwolf@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20171120141141.24626-1-kwolf@redhat.com> Subject: Re: [Qemu-devel] [PATCH for-2.11 0/2] Fix 'qemu-img info' on mirror target List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Kevin Wolf Cc: qemu-block@nongnu.org, mreitz@redhat.com, eblake@redhat.com, qemu-devel@nongnu.org On Mon, 11/20 15:11, Kevin Wolf wrote: > There is no reason to forbid 'qemu-img info' for an image that is used > as a mirror target (or intermediate image of a commit job) at the same > time. > > This fixes the problem reported on qemu-discuss: > https://lists.gnu.org/archive/html/qemu-discuss/2017-11/msg00039.html > > Kevin Wolf (2): > block: Don't use BLK_PERM_CONSISTENT_READ for format probing > block: Don't request I/O permission with BDRV_O_NO_IO > > block.c | 5 ++++- > block/block-backend.c | 10 ++++++---- > 2 files changed, 10 insertions(+), 5 deletions(-) > > -- > 2.13.6 > Reviewed-by: Fam Zheng