From mboxrd@z Thu Jan 1 00:00:00 1970 Received: by nproxy.gmail.com with SMTP id l23so189642nfc for ; Thu, 08 Dec 2005 05:58:46 -0800 (PST) Message-ID: <84144f020512080558tb9bb6bbjf91e72ad3d9ccaa6@mail.gmail.com> Date: Thu, 8 Dec 2005 15:58:46 +0200 From: Pekka Enberg Subject: Re: allowed pages in the block later, was Re: [Ext2-devel] [PATCH] ext3: avoid sending down non-refcounted pages In-Reply-To: <20051208134239.GA13376@infradead.org> MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 8BIT Content-Disposition: inline References: <20051208180900T.fujita.tomonori@lab.ntt.co.jp> <20051208101833.GM14509@schatzie.adilger.int> <20051208134239.GA13376@infradead.org> Sender: owner-linux-mm@kvack.org Return-Path: To: Christoph Hellwig , FUJITA Tomonori , michaelc@cs.wisc.edu, linux-fsdevel@vger.kernel.org, ext2-devel@lists.sourceforge.net, open-iscsi@googlegroups.com, linux-mm@kvack.org, linux-kernel@vger.kernel.org List-ID: Hi Christoph, On 12/8/05, Christoph Hellwig wrote: > One way to work around that would be to detect kmalloced pages and use > a slowpath for that. The major issues with that is that we don't have a > reliable way to detect if a given struct page comes from the slab allocator > or not. Why doesn't PageSlab work for you? Pekka -- 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