From mboxrd@z Thu Jan 1 00:00:00 1970 Message-ID: <491F704A.3010201@redhat.com> Date: Sat, 15 Nov 2008 19:58:50 -0500 From: Rik van Riel MIME-Version: 1.0 Subject: Re: [PATCH] mm: evict streaming IO cache first References: <20081115181748.3410.KOSAKI.MOTOHIRO@jp.fujitsu.com> In-Reply-To: <20081115181748.3410.KOSAKI.MOTOHIRO@jp.fujitsu.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org Return-Path: To: KOSAKI Motohiro Cc: LKML , linux-mm , Linus Torvalds , Andrew Morton , Gene Heskett List-ID: KOSAKI Motohiro wrote: > Hi Andrew, > > I think we need this patch at 2.6.28. I agree. I thought we would need this patch from right before the time I wrote it, but we had no good workload to demonstrate it at the time. Gene Heskett found that the problem happens on his system and the patch fixes is. > Can this thinking get acception? One of the reasons that I could not find a justification for the patch is that all the benchmarks that I tried were unaffected by it. This makes me believe that the risk of performance regressions is low, while the patch does fix a real performance bug for Gene's desktop. -- All rights reversed. -- 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