From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail137.messagelabs.com (mail137.messagelabs.com [216.82.249.19]) by kanga.kvack.org (Postfix) with ESMTP id 5C75260080F for ; Mon, 23 Aug 2010 21:18:15 -0400 (EDT) Received: from wpaz37.hot.corp.google.com (wpaz37.hot.corp.google.com [172.24.198.101]) by smtp-out.google.com with ESMTP id o7O0vEA4023065 for ; Mon, 23 Aug 2010 17:57:14 -0700 Received: from pxi6 (pxi6.prod.google.com [10.243.27.6]) by wpaz37.hot.corp.google.com with ESMTP id o7O0vCoB030104 for ; Mon, 23 Aug 2010 17:57:13 -0700 Received: by pxi6 with SMTP id 6so3060277pxi.17 for ; Mon, 23 Aug 2010 17:57:11 -0700 (PDT) Date: Mon, 23 Aug 2010 17:57:07 -0700 (PDT) From: David Rientjes Subject: Re: [patch 3/3 v3] oom: kill all threads sharing oom killed task's mm In-Reply-To: <20100823161620.7a46f2e1.akpm@linux-foundation.org> Message-ID: References: <20100823161620.7a46f2e1.akpm@linux-foundation.org> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-linux-mm@kvack.org To: Andrew Morton Cc: KAMEZAWA Hiroyuki , KOSAKI Motohiro , Rik van Riel , linux-mm@kvack.org List-ID: On Mon, 23 Aug 2010, Andrew Morton wrote: > > + pr_err("Kill process %d (%s) sharing same memory\n", > > + task_pid_nr(q), q->comm); > > We're really supposed to use get_task_comm() when accessing another > tasks's comm[] to avoid races with that task altering its comm[] in > prctl(). > Ok! -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org