From mboxrd@z Thu Jan 1 00:00:00 1970 Received: by ti-out-0910.google.com with SMTP id j3so1095259tid.8 for ; Tue, 13 May 2008 21:22:36 -0700 (PDT) Message-ID: <386072610805132122l5d017fe1u404c38ea3f05664a@mail.gmail.com> Date: Wed, 14 May 2008 12:22:35 +0800 From: "Bryan Wu" Subject: Re: [PATCH 1/4] [mm] buddy page allocator: add tunable big order allocation In-Reply-To: <8A42379416420646B9BFAC9682273B6D015F52E4@limkexm3.ad.analog.com> MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Content-Disposition: inline References: <1210588325-11027-1-git-send-email-cooloney@kernel.org> <1210588325-11027-2-git-send-email-cooloney@kernel.org> <20080513110902.80a87ac9.kamezawa.hiroyu@jp.fujitsu.com> <8A42379416420646B9BFAC9682273B6D015F52E4@limkexm3.ad.analog.com> Sender: owner-linux-mm@kvack.org Return-Path: To: "Hennerich, Michael" Cc: KAMEZAWA Hiroyuki , linux-kernel@vger.kernel.org, linux-mm@kvack.org, dwmw2@infradead.org List-ID: On Tue, May 13, 2008 at 7:42 PM, Hennerich, Michael wrote: > > > >-----Original Message----- > >From: KAMEZAWA Hiroyuki [mailto:kamezawa.hiroyu@jp.fujitsu.com] > >Sent: Dienstag, 13. Mai 2008 04:09 > >To: Bryan Wu > >Cc: linux-kernel@vger.kernel.org; linux-mm@kvack.org; > dwmw2@infradead.org; > >Michael Hennerich > >Subject: Re: [PATCH 1/4] [mm] buddy page allocator: add tunable big > order > >allocation > > > >On Mon, 12 May 2008 18:32:02 +0800 > >Bryan Wu wrote: > > > >> From: Michael Hennerich > >> > >> Signed-off-by: Michael Hennerich > >> Signed-off-by: Bryan Wu > > > >Does this really solve your problem ? possible hang-up is better than > >page allocation failure ? > > On nommu this helped quite a bit, when we run out of memory, eaten up by > the page cache. But yes - with this option it's likely that we sit there > and wait form memory that might never get available. > > We now use a better workaround for freeing up "available" memory > currently used as page cache. > > I think we should drop this patch. > OK, I dropped it. And do you think the limited page_cache patch is the replacement of this patch? -Bryan -- 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