From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752868AbbDPPv3 (ORCPT ); Thu, 16 Apr 2015 11:51:29 -0400 Received: from mx1.redhat.com ([209.132.183.28]:50214 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751683AbbDPPvW (ORCPT ); Thu, 16 Apr 2015 11:51:22 -0400 Message-ID: <552FDA78.7040505@redhat.com> Date: Thu, 16 Apr 2015 11:51:20 -0400 From: Rik van Riel User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Thunderbird/31.3.0 MIME-Version: 1.0 To: Mel Gorman , Linux-MM CC: Hugh Dickins , Minchan Kim , Dave Hansen , Andi Kleen , LKML Subject: Re: [PATCH 1/4] x86, mm: Trace when an IPI is about to be sent References: <1429179766-26711-1-git-send-email-mgorman@suse.de> <1429179766-26711-2-git-send-email-mgorman@suse.de> In-Reply-To: <1429179766-26711-2-git-send-email-mgorman@suse.de> Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 04/16/2015 06:22 AM, Mel Gorman wrote: > It is easy to trace when an IPI is received to flush a TLB but harder to > detect what event sent it. This patch makes it easy to identify the source > of IPIs being transmitted for TLB flushes on x86. > > Signed-off-by: Mel Gorman Reviewed-by: Rik van Riel