From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail144.messagelabs.com (mail144.messagelabs.com [216.82.254.51]) by kanga.kvack.org (Postfix) with SMTP id E3D386B004D for ; Wed, 11 Mar 2009 22:11:55 -0400 (EDT) Received: by gxk20 with SMTP id 20so88423gxk.14 for ; Wed, 11 Mar 2009 19:11:53 -0700 (PDT) MIME-Version: 1.0 In-Reply-To: <20090312105622.43A6.A69D9226@jp.fujitsu.com> References: <20090312100049.43A3.A69D9226@jp.fujitsu.com> <20090312105226.88df3f63.minchan.kim@barrios-desktop> <20090312105622.43A6.A69D9226@jp.fujitsu.com> Date: Thu, 12 Mar 2009 11:11:53 +0900 Message-ID: <28c262360903111911l4e14685emb0261fe649bc03fa@mail.gmail.com> Subject: Re: [PATCH] NOMMU: Pages allocated to a ramfs inode's pagecache may get wrongly discarded From: Minchan Kim Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org To: KOSAKI Motohiro Cc: Andrew Morton , dhowells@redhat.com, torvalds@linux-foundation.org, peterz@infradead.org, Enrik.Berkhan@ge.com, uclinux-dev@uclinux.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, Johannes Weiner , Rik van Riel , Lee Schermerhorn List-ID: On Thu, Mar 12, 2009 at 11:00 AM, KOSAKI Motohiro wrote: >> Hi, Kosaki-san. >> >> I think ramfs pages's unevictablility should not depend on CONFIG_UNEVICTABLE_LRU. >> It would be better to remove dependency of CONFIG_UNEVICTABLE_LRU ? >> >> How about this ? >> It's just RFC. It's not tested. >> >> That's because we can't reclaim that pages regardless of whether there is unevictable list or not > > maybe, your patch work. > > but we can remove CONFIG_UNEVICTABLE_LRU build option itself completely > after nommu folks confirmed CONFIG_UNEVICTABLE_LRU works well on their machine > > it is more cleaner IMHO. > What do you think? > > I agree your opinion, totally Let us wait nommu folks's comments. -- Kinds regards, Minchan Kim -- 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