From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1KXxUx-0000yT-Jx for qemu-devel@nongnu.org; Tue, 26 Aug 2008 08:18:11 -0400 Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1KXxUt-0000y1-L4 for qemu-devel@nongnu.org; Tue, 26 Aug 2008 08:18:10 -0400 Received: from [199.232.76.173] (port=33910 helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1KXxUt-0000xv-Cn for qemu-devel@nongnu.org; Tue, 26 Aug 2008 08:18:07 -0400 Received: from mx2.redhat.com ([66.187.237.31]:38281) by monty-python.gnu.org with esmtp (Exim 4.60) (envelope-from ) id 1KXxUt-0007CS-9Z for qemu-devel@nongnu.org; Tue, 26 Aug 2008 08:18:07 -0400 Message-ID: <48B3F411.2020306@redhat.com> Date: Tue, 26 Aug 2008 14:16:17 +0200 From: Gerd Hoffmann MIME-Version: 1.0 Subject: Re: [Qemu-devel] [PATCH 01/13] Handle terminating signals. References: <1219336054-15919-1-git-send-email-kraxel@redhat.com> <1219336054-15919-2-git-send-email-kraxel@redhat.com> <18611.56975.584280.471257@mariner.uk.xensource.com> In-Reply-To: <18611.56975.584280.471257@mariner.uk.xensource.com> Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Reply-To: qemu-devel@nongnu.org List-Id: qemu-devel.nongnu.org List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Ian Jackson Cc: xen-devel@lists.xensource.com, qemu-devel@nongnu.org Ian Jackson wrote: > I have a patch in our tree which changes the signal delivery mechanism > for aio completion to use the well known pipe-to-self trick. I had to > do this because there were some circumstances where IO completion > signals were being lost due to races. > > I was planning to send this upstream. Should I enhance my change to > do the same to the termination signals too ? What this would be useful for? The termination signals usualy one-shot anyway, so I don't see any advantage in doing the pipe-to-self trick. cheers, Gerd