From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-qg0-f51.google.com (mail-qg0-f51.google.com [209.85.192.51]) by kanga.kvack.org (Postfix) with ESMTP id 246366B0104 for ; Sun, 23 Feb 2014 14:32:27 -0500 (EST) Received: by mail-qg0-f51.google.com with SMTP id q108so12672991qgd.10 for ; Sun, 23 Feb 2014 11:32:26 -0800 (PST) Received: from aserp1040.oracle.com (aserp1040.oracle.com. [141.146.126.69]) by mx.google.com with ESMTPS id js6si3814776qcb.51.2014.02.23.11.32.26 for (version=TLSv1 cipher=RC4-SHA bits=128/128); Sun, 23 Feb 2014 11:32:26 -0800 (PST) Message-ID: <530A4CBE.5090305@oracle.com> Date: Sun, 23 Feb 2014 14:32:14 -0500 From: Sasha Levin MIME-Version: 1.0 Subject: Re: [PATCH] mm: remove BUG_ON() from mlock_vma_page() References: <1387327369-18806-1-git-send-email-bob.liu@oracle.com> <20140131123352.a3da2a1dee32d79ad1f6af9f@linux-foundation.org> In-Reply-To: <20140131123352.a3da2a1dee32d79ad1f6af9f@linux-foundation.org> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org List-ID: To: Andrew Morton , Bob Liu Cc: linux-mm@kvack.org, walken@google.com, kosaki.motohiro@jp.fujitsu.com, riel@redhat.com, vbabka@suse.cz, stable@kernel.org, gregkh@linuxfoundation.org, Bob Liu On 01/31/2014 03:33 PM, Andrew Morton wrote: > On Wed, 18 Dec 2013 08:42:49 +0800 Bob Liu wrote: > >> >This BUG_ON() was triggered when called from try_to_unmap_cluster() which >> >didn't lock the page. >> >And it's safe to mlock_vma_page() without PageLocked, so this patch fix this >> >issue by removing that BUG_ON() simply. >> > > This patch doesn't appear to be going anywhere, so I will drop it. > Please let's check to see whether the bug still exists and if so, start > another round of bugfixing. This bug still happens on the latest -next kernel. Thanks, Sasha -- 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