From mboxrd@z Thu Jan 1 00:00:00 1970 Date: Thu, 15 Feb 2007 07:15:57 -0800 (PST) From: Christoph Lameter Subject: Re: [PATCH 7/7] Opportunistically move mlocked pages off the LRU In-Reply-To: <20070215133936.47ca3640.kamezawa.hiroyu@jp.fujitsu.com> Message-ID: References: <20070215012449.5343.22942.sendpatchset@schroedinger.engr.sgi.com> <20070215012525.5343.71985.sendpatchset@schroedinger.engr.sgi.com> <20070215133936.47ca3640.kamezawa.hiroyu@jp.fujitsu.com> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-linux-mm@kvack.org Return-Path: To: KAMEZAWA Hiroyuki Cc: akpm@osdl.org, hch@infradead.org, a.p.zijlstra@chello.nl, mbligh@mbligh.org, arjan@infradead.org, nickpiggin@yahoo.com.au, linux-mm@kvack.org, mpm@selenic.com, nigel@nigel.suspend2.net, riel@redhat.com List-ID: On Thu, 15 Feb 2007, KAMEZAWA Hiroyuki wrote: > > + if (vma->vm_flags & VM_LOCKED) > > + try_to_set_mlocked(page); > > if (page != ZERO_PAGE(addres) && vma->vm_flags & VM_LOCKED) > try_to_set_mlocked(pages); > > > I'm sorry if I misunderstand how ZERO_PAGE works. Zero Pages are not on the LRU so try_to_set_mlocked will fail. -- 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