From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752871AbdGMTgK (ORCPT ); Thu, 13 Jul 2017 15:36:10 -0400 Received: from mail-it0-f54.google.com ([209.85.214.54]:38780 "EHLO mail-it0-f54.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752545AbdGMTgI (ORCPT ); Thu, 13 Jul 2017 15:36:08 -0400 Date: Thu, 13 Jul 2017 20:36:04 +0100 From: Matt Fleming To: Andy Lutomirski Cc: X86 ML , "linux-kernel@vger.kernel.org" , Borislav Petkov , Linus Torvalds , Andrew Morton , Mel Gorman , "linux-mm@kvack.org" , Nadav Amit , Rik van Riel , Dave Hansen , Arjan van de Ven , Peter Zijlstra Subject: Re: [PATCH v4 00/10] PCID and improved laziness Message-ID: <20170713193604.GA10316@codeblueprint.co.uk> References: <20170630124422.GA12077@codeblueprint.co.uk> <20170711113233.GA19177@codeblueprint.co.uk> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.24+42 (6e565710a064) (2015-08-30) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, 11 Jul, at 08:00:47AM, Andy Lutomirski wrote: > > https://git.kernel.org/pub/scm/linux/kernel/git/luto/misc-tests.git/ > > I did: > > $ ./context_switch_latency_64 0 process same Ah, that's better. I see about a 3.3% speedup with your patches when running the context-switch benchmark. From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-it0-f69.google.com (mail-it0-f69.google.com [209.85.214.69]) by kanga.kvack.org (Postfix) with ESMTP id 21262440874 for ; Thu, 13 Jul 2017 15:36:09 -0400 (EDT) Received: by mail-it0-f69.google.com with SMTP id k192so79178302ith.0 for ; Thu, 13 Jul 2017 12:36:09 -0700 (PDT) Received: from mail-it0-x22d.google.com (mail-it0-x22d.google.com. [2607:f8b0:4001:c0b::22d]) by mx.google.com with ESMTPS id t136si216963ita.41.2017.07.13.12.36.08 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 13 Jul 2017 12:36:08 -0700 (PDT) Received: by mail-it0-x22d.google.com with SMTP id k192so3097348ith.1 for ; Thu, 13 Jul 2017 12:36:08 -0700 (PDT) Date: Thu, 13 Jul 2017 20:36:04 +0100 From: Matt Fleming Subject: Re: [PATCH v4 00/10] PCID and improved laziness Message-ID: <20170713193604.GA10316@codeblueprint.co.uk> References: <20170630124422.GA12077@codeblueprint.co.uk> <20170711113233.GA19177@codeblueprint.co.uk> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Sender: owner-linux-mm@kvack.org List-ID: To: Andy Lutomirski Cc: X86 ML , "linux-kernel@vger.kernel.org" , Borislav Petkov , Linus Torvalds , Andrew Morton , Mel Gorman , "linux-mm@kvack.org" , Nadav Amit , Rik van Riel , Dave Hansen , Arjan van de Ven , Peter Zijlstra On Tue, 11 Jul, at 08:00:47AM, Andy Lutomirski wrote: > > https://git.kernel.org/pub/scm/linux/kernel/git/luto/misc-tests.git/ > > I did: > > $ ./context_switch_latency_64 0 process same Ah, that's better. I see about a 3.3% speedup with your patches when running the context-switch benchmark. -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org