From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755867AbYLJVNf (ORCPT ); Wed, 10 Dec 2008 16:13:35 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1755142AbYLJVNZ (ORCPT ); Wed, 10 Dec 2008 16:13:25 -0500 Received: from smtp1.linux-foundation.org ([140.211.169.13]:43412 "EHLO smtp1.linux-foundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754795AbYLJVNZ (ORCPT ); Wed, 10 Dec 2008 16:13:25 -0500 Date: Wed, 10 Dec 2008 13:13:11 -0800 From: Andrew Morton To: Jens Axboe Cc: kosaki.motohiro@jp.fujitsu.com, sfr@canb.auug.org.au, linux-next@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [bug?] bio: add experimental support for inlining a number of bio_vecs inside the bio Message-Id: <20081210131311.e03d6fc5.akpm@linux-foundation.org> In-Reply-To: <20081210121237.GQ23742@kernel.dk> References: <20081210164659.9ebb8158.sfr@canb.auug.org.au> <20081210183059.4FD6.KOSAKI.MOTOHIRO@jp.fujitsu.com> <20081210204630.4FE3.KOSAKI.MOTOHIRO@jp.fujitsu.com> <20081210121237.GQ23742@kernel.dk> X-Mailer: Sylpheed version 2.2.4 (GTK+ 2.8.20; i486-pc-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, 10 Dec 2008 13:12:38 +0100 Jens Axboe wrote: > > experimental?? > > Experimental in the sense that it's the first version, not the concept. > It's held up well for me, but just yesterday I received the first bug > report on a ppc platform and now you have this on ia64. Well there's another bug report up-list. "next-20081209: pdflush: page allocation failure (xfs)". The clearing of (__GFP_WAIT | __GFP_IO) will call the page allocator in the weakest possible mode and will of course spew page allocations warnings with great frequency. It should at least add in __GFP_NOWARN.