From mboxrd@z Thu Jan 1 00:00:00 1970 Date: Fri, 5 Jan 2001 21:52:23 +0000 From: "Stephen C. Tweedie" Subject: Re: MM/VM todo list Message-ID: <20010105215223.M1290@redhat.com> References: <20010105221326.A10112@caldera.de> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20010105221326.A10112@caldera.de>; from hch@caldera.de on Fri, Jan 05, 2001 at 10:13:27PM +0100 Sender: owner-linux-mm@kvack.org Return-Path: To: Marcelo Tosatti , Rik van Riel , linux-mm@kvack.org, linux-kernel@vger.kernel.org Cc: Stephen Tweedie List-ID: Hi, On Fri, Jan 05, 2001 at 10:13:27PM +0100, Christoph Hellwig wrote: > On Fri, Jan 05, 2001 at 02:56:40PM -0200, Marcelo Tosatti wrote: > > > * VM: experiment with different active lists / aging pages > > > of different ages at different rates + other page replacement > > > improvements > > > * VM: Quality of Service / fairness / ... improvements > > * VM: Use kiobuf IO in VM instead buffer_head IO. > > I'd vote for killing both bufer_head and kiobuf from VM. > Lokk at my pageio patch - VM doesn't know about the use of kiobufs > in the filesystem IO... It has already been talked about, and is something I'd like for 2.5 --- it's easy enough to push the buffer-head list into the per-address-space structures so that the upper VM has no knowledge of the IO mechanism being used underneath. Cheers, Stephen -- 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.eu.org/Linux-MM/