From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail203.messagelabs.com (mail203.messagelabs.com [216.82.254.243]) by kanga.kvack.org (Postfix) with SMTP id 5C9C56B01C3 for ; Fri, 28 May 2010 11:35:53 -0400 (EDT) Received: by gwb19 with SMTP id 19so1130287gwb.14 for ; Fri, 28 May 2010 08:35:51 -0700 (PDT) MIME-Version: 1.0 In-Reply-To: <1275060103.27810.9651.camel@twins> 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> <1275060103.27810.9651.camel@twins> Date: Sat, 29 May 2010 00:35:50 +0900 Message-ID: Subject: Re: [RFC] oom-kill: give the dying task a higher priority From: Minchan Kim Content-Type: text/plain; charset=UTF-8 Sender: owner-linux-mm@kvack.org To: Peter Zijlstra 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, May 29, 2010 at 12:21 AM, Peter Zijlstra wrote: > 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 processes >> 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. Stupid me. I confused that until now. That's exactly what I want. -- Kind regards, Minchan Kim -- 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