From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:33730) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Ye2QC-0006v7-40 for qemu-devel@nongnu.org; Fri, 03 Apr 2015 10:18:08 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Ye2QB-00050u-9p for qemu-devel@nongnu.org; Fri, 03 Apr 2015 10:18:08 -0400 Sender: Richard Henderson Message-ID: <551EA111.5040808@twiddle.net> Date: Fri, 03 Apr 2015 07:17:53 -0700 From: Richard Henderson MIME-Version: 1.0 References: <5518E291.6020708@weilnetz.de> <1428019673-920-1-git-send-email-cota@braap.org> In-Reply-To: <1428019673-920-1-git-send-email-cota@braap.org> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Subject: Re: [Qemu-devel] [PATCH v2] tcg: optimise memory layout of TCGTemp List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: "Emilio G. Cota" , Stefan Weil Cc: qemu-trivial@nongnu.org, Laurent Desnogues , =?UTF-8?B?QWxleCBCZW5u?= =?UTF-8?B?w6ll?= , qemu-devel@nongnu.org On 04/02/2015 05:07 PM, Emilio G. Cota wrote: > After: > $ taskset -c 0 perf stat -r 15 -- x86_64-linux-user/qemu-x86_64 img/bntest-x86_64 >/dev/null > Performance counter stats for 'x86_64-linux-user/qemu-x86_64 img/bntest-x86_64' (15 runs): > > 10459.968847 task-clock (msec) # 0.999 CPUs utilized ( +- 0.30% ) > 739 context-switches # 0.071 K/sec ( +- 1.71% ) > 0 cpu-migrations # 0.000 K/sec ( +- 68.14% ) > 2,204 page-faults # 0.211 K/sec ( +- 0.10% ) > 10.473900411 seconds time elapsed ( +- 0.30% ) > > Suggested-by: Stefan Weil > Suggested-by: Richard Henderson > Signed-off-by: Emilio G. Cota > --- > tcg/tcg.h | 26 ++++++++++++++------------ > 1 file changed, 14 insertions(+), 12 deletions(-) Reviewed-by: Richard Henderson I'll put this in a queue for 2.4. r~