From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933864AbbELUEC (ORCPT ); Tue, 12 May 2015 16:04:02 -0400 Received: from smtprelay0200.hostedemail.com ([216.40.44.200]:43835 "EHLO smtprelay.hostedemail.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S933715AbbELUDy (ORCPT ); Tue, 12 May 2015 16:03:54 -0400 X-Session-Marker: 726F737465647440676F6F646D69732E6F7267 X-Spam-Summary: 50,0,0,,d41d8cd98f00b204,rostedt@goodmis.org,:::::::::::::::::::::,RULES_HIT:41:355:379:541:599:800:960:966:967:973:988:989:1260:1277:1311:1313:1314:1345:1359:1437:1515:1516:1518:1534:1541:1593:1594:1711:1730:1747:1777:1792:2194:2196:2199:2200:2393:2525:2551:2553:2560:2563:2682:2685:2859:2897:2933:2937:2939:2942:2945:2947:2951:2954:3022:3138:3139:3140:3141:3142:3353:3622:3865:3866:3867:3870:3871:3873:3934:3936:3938:3941:3944:3947:3950:3953:3956:3959:4250:4385:5007:6119:6261:7875:7903:7904:7974:9025:10004:10400:10848:10967:11026:11232:11658:11914:12043:12050:12114:12291:12517:12519:12740:13069:13255:13311:13357:14096:14097:21060:21080,0,RBL:none,CacheIP:none,Bayesian:0.5,0.5,0.5,Netcheck:none,DomainCache:0,MSF:not bulk,SPF:fn,MSBL:0,DNSBL:none,Custom_rules:0:0:0 X-HE-Tag: tent16_4c2654b21f42 X-Filterd-Recvd-Size: 2367 Date: Tue, 12 May 2015 16:03:51 -0400 From: Steven Rostedt To: Shreyas B Prabhu Cc: linux-kernel@vger.kernel.org, mingo@redhat.com, aneesh.kumar@linux.vnet.ibm.com, paulmck@linux.vnet.ibm.com, preeti@linux.vnet.ibm.com, mgorman@suse.de, namhyung@kernel.org, lizf@cn.fujitsu.com, acme@redhat.com, Andrew Morton Subject: Re: [PATCH RESEND 0/3] tracing/mm: Fix suspicious rcu_dereference_check() usage warnings Message-ID: <20150512160351.4b5d5606@gandalf.local.home> In-Reply-To: <5551ABD6.9050007@linux.vnet.ibm.com> References: <1431105646-26558-1-git-send-email-shreyas@linux.vnet.ibm.com> <5551ABD6.9050007@linux.vnet.ibm.com> X-Mailer: Claws Mail 3.11.1 (GTK+ 2.24.25; x86_64-pc-linux-gnu) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, 12 May 2015 12:59:26 +0530 Shreyas B Prabhu wrote: > Hi Steven, > On closer look, there is no particular maintainer who picks changes to > this file. Can you please pick these up? Perhaps Andrew Morton? No problem, I can take these too. -- Steve > > On Friday 08 May 2015 10:50 PM, Shreyas B. Prabhu wrote: > > Since tracepoints use RCU for protection, they must not be called on > > offline cpus. Running with LOCKDEP enabled discovered few scenarios > > where trace points were called on offline cpus. These patches fix > > this by converting these trace events into conditonal trace events > > where condition is cpu_online(smp_processor_id()) > > > > Previous posting of the patchset can be found here: > > https://lkml.org/lkml/2015/4/28/512 > > > > This resend CCs people who added/edited the trace events in question. > > > > Shreyas B. Prabhu (3): > > tracing/mm: Don't trace kmem_cache_free on offline cpus > > tracing/mm: Don't trace mm_page_free on offline cpus > > tracing/mm: Don't trace mm_page_pcpu_drain on offline cpus > > > > include/trace/events/kmem.h | 26 ++++++++++++++++++++++---- > > 1 file changed, 22 insertions(+), 4 deletions(-) > >