From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail143.messagelabs.com (mail143.messagelabs.com [216.82.254.35]) by kanga.kvack.org (Postfix) with ESMTP id 2B1326B01B9 for ; Fri, 28 May 2010 11:22:17 -0400 (EDT) Subject: Re: [RFC] oom-kill: give the dying task a higher priority From: Peter Zijlstra In-Reply-To: <20100528151249.GB12035@barrios-desktop> References: <20100528143605.7E2A.A69D9226@jp.fujitsu.com> <20100528145329.7E2D.A69D9226@jp.fujitsu.com> <20100528125305.GE11364@uudg.org> <20100528140623.GA11041@barrios-desktop> <20100528143617.GF11364@uudg.org> <20100528151249.GB12035@barrios-desktop> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Date: Fri, 28 May 2010 17:21:43 +0200 Message-ID: <1275060103.27810.9651.camel@twins> Mime-Version: 1.0 Sender: owner-linux-mm@kvack.org To: Minchan Kim Cc: "Luis Claudio R. Goncalves" , KOSAKI Motohiro , balbir@linux.vnet.ibm.com, Oleg Nesterov , linux-kernel@vger.kernel.org, linux-mm@kvack.org, Thomas Gleixner , David Rientjes , Mel Gorman , williams@redhat.com List-ID: On Sat, 2010-05-29 at 00:12 +0900, Minchan Kim wrote: > I think highest RT proirity ins't good solution. > As I mentiond, Some RT functions don't want to be preempted by other proc= esses > which cause memory pressure. It makes RT task broken. All the patches I've seen use MAX_RT_PRIO-1, which is actually FIFO-1, which is the lowest RT priority. -- 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