From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:47791) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ZYz1U-0000h4-Hl for qemu-devel@nongnu.org; Mon, 07 Sep 2015 12:12:01 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1ZYz1R-0003G7-9j for qemu-devel@nongnu.org; Mon, 07 Sep 2015 12:12:00 -0400 Received: from mx1.redhat.com ([209.132.183.28]:51907) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ZYz1R-0003Ft-4r for qemu-devel@nongnu.org; Mon, 07 Sep 2015 12:11:57 -0400 References: <1440375847-17603-1-git-send-email-cota@braap.org> <1440375847-17603-3-git-send-email-cota@braap.org> <87h9n69qmk.fsf@linaro.org> From: Paolo Bonzini Message-ID: <55EDB747.9040209@redhat.com> Date: Mon, 7 Sep 2015 18:11:51 +0200 MIME-Version: 1.0 In-Reply-To: <87h9n69qmk.fsf@linaro.org> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Subject: Re: [Qemu-devel] [RFC 02/38] hw/i386/kvmvapic: add missing include of tcg.h List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: =?UTF-8?Q?Alex_Benn=c3=a9e?= , "Emilio G. Cota" Cc: mttcg@greensocs.com, mark.burton@greensocs.com, a.rigo@virtualopensystems.com, qemu-devel@nongnu.org, guillaume.delbergue@greensocs.com, Frederic Konrad On 07/09/2015 17:49, Alex Benn=C3=A9e wrote: > I'm not sure why x86 is the special snowflake in this case. It looks > like a performance hack for emulation which I guess the other guests > don't do. Yes, upon MMIO accesses it modifies the instruction that caused the MMIO itself, and then re-executes it. Nice, huh? Paolo