Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752388Ab3CBBfb (ORCPT ); Fri, 1 Mar 2013 20:35:31 -0500 Received: from mail-ve0-f173.google.com ([209.85.128.173]:54663 "EHLO mail-ve0-f173.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751298Ab3CBBfa (ORCPT ); Fri, 1 Mar 2013 20:35:30 -0500 MIME-Version: 1.0 In-Reply-To: References: <1362183392.3420.23.camel@buesod1.americas.hpqcorp.net> Date: Fri, 1 Mar 2013 17:35:29 -0800 X-Google-Sender-Auth: PCUBEMezuyfCLykHeD-2XnTbJNk Message-ID: Subject: Re: [RFC PATCH 0/2] ipc: do not hold ipc lock more than necessary From: Linus Torvalds To: Davidlohr Bueso Cc: Rik van Riel , Thomas Gleixner , Steven Rostedt , "Vinod, Chegu" , "Low, Jason" , linux-tip-commits@vger.kernel.org, Peter Zijlstra , "H. Peter Anvin" , Andrew Morton , aquini@redhat.com, Michel Lespinasse , Ingo Molnar , Larry Woodman , Linux Kernel Mailing List Content-Type: text/plain; charset=UTF-8 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 874 Lines: 21 On Fri, Mar 1, 2013 at 5:32 PM, Linus Torvalds wrote: > On Fri, Mar 1, 2013 at 4:16 PM, Davidlohr Bueso wrote: >> >> With Rik's semop-multi.c microbenchmark we can see the following >> results: > > Ok, that certainly looks very good. Side note: it's fairly late in the merge window, and I don't feel comfy merging this without more testing and more people looking at it, so I think this is a 3.10 thing. But it would be great to see ipc people really look at the patches, and perhaps run a few real loads to see if it's even noticeable in practice.. Linus -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/