From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:52661) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1azihY-0007Bu-2o for qemu-devel@nongnu.org; Mon, 09 May 2016 06:46:12 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1azihR-0005UE-Sl for qemu-devel@nongnu.org; Mon, 09 May 2016 06:46:10 -0400 Received: from mx1.redhat.com ([209.132.183.28]:55973) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1azihR-0005UA-Mj for qemu-devel@nongnu.org; Mon, 09 May 2016 06:46:05 -0400 References: <1459870344-16773-1-git-send-email-alex.bennee@linaro.org> <1459870344-16773-9-git-send-email-alex.bennee@linaro.org> <570C0E16.1030304@gmail.com> From: Paolo Bonzini Message-ID: <57306A65.6080405@redhat.com> Date: Mon, 9 May 2016 12:45:57 +0200 MIME-Version: 1.0 In-Reply-To: <570C0E16.1030304@gmail.com> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit Subject: Re: [Qemu-devel] [RFC v2 08/11] tcg: add options for enabling MTTCG List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Sergey Fedorov , =?UTF-8?Q?Alex_Benn=c3=a9e?= , mttcg@greensocs.com, fred.konrad@greensocs.com, a.rigo@virtualopensystems.com, cota@braap.org Cc: qemu-devel@nongnu.org, mark.burton@greensocs.com, jan.kiszka@siemens.com, rth@twiddle.net, peter.maydell@linaro.org, claudio.fontana@huawei.com, Peter Crosthwaite , =?UTF-8?Q?Andreas_F=c3=a4rber?= On 11/04/2016 22:50, Sergey Fedorov wrote: >> > +Control multi-threaded TCG. By default QEMU will enable multi-threaded >> > +emulation for front/back-end combinations that are known to work. The >> > +user may enable it against the defaults however odd guest behaviour >> > +may occur. >> > +@end table >> > +ETEXI > Maybe we'd better use existing qemu accelerator framework and introduce > "-machine accel=mttcg" option? Another possibility is "-accel tcg,thread=single|multi". Paolo