From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail137.messagelabs.com (mail137.messagelabs.com [216.82.249.19]) by kanga.kvack.org (Postfix) with SMTP id 065246B005A for ; Wed, 17 Jun 2009 21:24:57 -0400 (EDT) Date: Thu, 18 Jun 2009 09:25:32 +0800 From: Wu Fengguang Subject: Re: [PATCH 0/3] make mapped executable pages the first class citizen Message-ID: <20090618012532.GB19732@localhost> References: <20090516090005.916779788@intel.com> <1242485776.32543.834.camel@laptop> <20090617141135.0d622bfe@jbarnes-g45> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20090617141135.0d622bfe@jbarnes-g45> Sender: owner-linux-mm@kvack.org To: Jesse Barnes Cc: Peter Zijlstra , Andrew Morton , LKML , Rik van Riel , linux-mm@kvack.org List-ID: On Thu, Jun 18, 2009 at 05:11:35AM +0800, Jesse Barnes wrote: > On Sat, 16 May 2009 16:56:16 +0200 > Peter Zijlstra wrote: > > > On Sat, 2009-05-16 at 17:00 +0800, Wu Fengguang wrote: > > > Andrew, > > > > > > This patchset makes mapped executable pages the first class citizen. > > > This version has incorparated many valuable comments from people in > > > the CC list, and runs OK on my desktop. Let's test it in your -mm? > > > > Seems like a good set to me. Thanks for following this through Wu! > > Now that this set has hit the mainline I just wanted to chime in and > say this makes a big difference. Under my current load (a parallel > kernel build and virtualbox session the old kernel would have been > totally unusable. With Linus's current bits, things are much better > (still a little sluggish with a big dd going on in the virtualbox, but > actually usable). > > Thanks! Jesse, thank you for the feedback :) And I'd like to credit Rik for his patch on protecting active file LRU pages from being flushed by streaming IO! Thanks, Fengguang -- 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