From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:39111) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1UorTR-0007jj-NM for qemu-devel@nongnu.org; Tue, 18 Jun 2013 04:41:14 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1UorTQ-0001nI-IU for qemu-devel@nongnu.org; Tue, 18 Jun 2013 04:41:09 -0400 Received: from mx1.redhat.com ([209.132.183.28]:56950) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1UorPV-0000ob-KU for qemu-devel@nongnu.org; Tue, 18 Jun 2013 04:37:05 -0400 Message-ID: <51C01C2A.8030207@redhat.com> Date: Tue, 18 Jun 2013 10:36:58 +0200 From: Paolo Bonzini MIME-Version: 1.0 References: <1371381681-14252-1-git-send-email-pingfanl@linux.vnet.ibm.com> <51BEB68D.3090000@redhat.com> In-Reply-To: Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Subject: Re: [Qemu-devel] [PATCH v2 0/2] make AioContext's bh re-entrant List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: liu ping fan Cc: Kevin Wolf , Stefan Hajnoczi , qemu-devel@nongnu.org, Anthony Liguori Il 18/06/2013 04:40, liu ping fan ha scritto: > On Mon, Jun 17, 2013 at 3:11 PM, Paolo Bonzini wrote: >> Il 16/06/2013 13:21, Liu Ping Fan ha scritto: >>> When trying out of QBL, we badly require more fine defined barrier and atomic ops, so >>> I repost Paolo's atomic patch which fetched github.com/bonzini/qemu.git rcu >> >> CCing block maintainers. >> >> Almost Reviewed-by: Paolo Bonzini >> >> You're still not documenting that multiple occurrences of aio_bh_poll >> cannot be called concurrently. >> > Will append this in commit log. No, in the code! > Do we have plans to have aio_bh_poll() in concurrently? I think it's too hard. Paolo