From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756221AbcBHVHq (ORCPT ); Mon, 8 Feb 2016 16:07:46 -0500 Received: from mx1.redhat.com ([209.132.183.28]:39051 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756198AbcBHVHo (ORCPT ); Mon, 8 Feb 2016 16:07:44 -0500 Subject: Re: [PATCH 0/4 v5] sched,time: reduce nohz_full syscall overhead 40% To: linux-kernel@vger.kernel.org References: <1454433586-3234-1-git-send-email-riel@redhat.com> Cc: fweisbec@gmail.com, tglx@linutronix.de, mingo@kernel.org, luto@amacapital.net, peterz@infradead.org, clark@redhat.com, eric.dumazet@gmail.com From: Rik van Riel X-Enigmail-Draft-Status: N1110 Message-ID: <56B9038C.5050702@redhat.com> Date: Mon, 8 Feb 2016 16:07:24 -0500 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:38.0) Gecko/20100101 Thunderbird/38.3.0 MIME-Version: 1.0 In-Reply-To: <1454433586-3234-1-git-send-email-riel@redhat.com> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 02/02/2016 12:19 PM, riel@redhat.com wrote: > (v5: address comments by Frederic & Peter, fix bug found by Eric) > > Running with nohz_full introduces a fair amount of overhead. > Specifically, various things that are usually done from the > timer interrupt are now done at syscall, irq, and guest > entry and exit times. It looks like nobody has objections to my v5 series. Is there anything else I need to do before these patches can get merged? Also, who is going to merge these patches into their tree? Frederic? Thomas? Ingo? -- All rights reversed