From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752231AbbC1OKo (ORCPT ); Sat, 28 Mar 2015 10:10:44 -0400 Received: from mail-wi0-f173.google.com ([209.85.212.173]:38616 "EHLO mail-wi0-f173.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751066AbbC1OKn (ORCPT ); Sat, 28 Mar 2015 10:10:43 -0400 Message-ID: <1427551839.7533.4.camel@gmail.com> Subject: Re: [PATCH 2/2] show nohz_full cpus in sysfs From: Mike Galbraith To: Rik van Riel Cc: linux-kernel@vger.kernel.org, lizefan@huawei.com, tj@kernel.org, gregkh@linuxfoundation.org Date: Sat, 28 Mar 2015 15:10:39 +0100 In-Reply-To: <5516AE18.1010606@redhat.com> References: <1427493027-15955-1-git-send-email-riel@redhat.com> <1427493027-15955-3-git-send-email-riel@redhat.com> <1427516297.2447.59.camel@gmail.com> <5516AE18.1010606@redhat.com> Content-Type: text/plain; charset="UTF-8" X-Mailer: Evolution 3.12.11 Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Sat, 2015-03-28 at 09:35 -0400, Rik van Riel wrote: > It can be used by programs like irqbalance to avoid binding IRQs > to isolated or nohz_full CPUs, by libvirt to know which CPUs do > not get load balancing of SCHED_OTHER tasks, etc... Ok, other system packages learning to avoid these does make good sense. -Mike