From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:44719) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ZFfHs-0002RY-5E for qemu-devel@nongnu.org; Thu, 16 Jul 2015 05:17:05 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1ZFfHn-0004Pp-6T for qemu-devel@nongnu.org; Thu, 16 Jul 2015 05:17:04 -0400 Received: from mx1.redhat.com ([209.132.183.28]:47396) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ZFfHn-0004P5-1F for qemu-devel@nongnu.org; Thu, 16 Jul 2015 05:16:59 -0400 Received: from int-mx11.intmail.prod.int.phx2.redhat.com (int-mx11.intmail.prod.int.phx2.redhat.com [10.5.11.24]) by mx1.redhat.com (Postfix) with ESMTPS id 2862D351E68 for ; Thu, 16 Jul 2015 09:16:58 +0000 (UTC) Date: Thu, 16 Jul 2015 10:16:56 +0100 From: Stefan Hajnoczi Message-ID: <20150716091656.GC3963@stefanha-thinkpad.redhat.com> References: <1436980403-25898-1-git-send-email-pbonzini@redhat.com> <20150716052920.GA15296@ad.nay.redhat.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="O3RTKUHj+75w1tg5" Content-Disposition: inline In-Reply-To: <20150716052920.GA15296@ad.nay.redhat.com> Subject: Re: [Qemu-devel] [PATCH] AioContext: fix broken ctx->dispatching optimization List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Fam Zheng Cc: kwolf@redhat.com, Paolo Bonzini , lersek@redhat.com, qemu-devel@nongnu.org, rjones@redhat.com --O3RTKUHj+75w1tg5 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Thu, Jul 16, 2015 at 01:29:20PM +0800, Fam Zheng wrote: > On Wed, 07/15 19:13, Paolo Bonzini wrote: > > This patch rewrites the ctx->dispatching optimization=20 >=20 > I lost track, but what was the justification of this optimization? To avoid signalling the event notifier when it's not necessary. --O3RTKUHj+75w1tg5 Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQEcBAEBAgAGBQJVp3aIAAoJEJykq7OBq3PIcYUIAJULTwEzEuxO/8r9NGfSpgDq VTM03jktmHqu/7A9lJuXuFPdcuSLOnVhnYdVvXqWUDsazoGCPUVeVaR+glmNwdOf X7TUO9RFF7PZo8sQp1cdSuXF789kESUiDHdjNsHPro10ZKw8xARRyl4IaIKeH72V m7LXnHnI5nMTmRcW7HJNgB4eu2v24+8U8pzFLbUWFepfTnN5xwQbiqvB1+NBQIy7 lwE/Xy9sFVsEufMhAVAkzhPHyde27JxnoGs/svpQ5w5QF+Eq7/QZJIHfOSRkphvw 3NHQy6in3Knc8RanjTLz5Rwl1Nr57tHMObA/IBGch+KrlMwr40pLZNJR+KU8ihI= =qSI9 -----END PGP SIGNATURE----- --O3RTKUHj+75w1tg5--