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 63B836B01AC for ; Thu, 3 Jun 2010 01:48:42 -0400 (EDT) Received: from m6.gw.fujitsu.co.jp ([10.0.50.76]) by fgwmail6.fujitsu.co.jp (Fujitsu Gateway) with ESMTP id o535mdZ1012061 for (envelope-from kosaki.motohiro@jp.fujitsu.com); Thu, 3 Jun 2010 14:48:39 +0900 Received: from smail (m6 [127.0.0.1]) by outgoing.m6.gw.fujitsu.co.jp (Postfix) with ESMTP id 2D16F45DE50 for ; Thu, 3 Jun 2010 14:48:39 +0900 (JST) Received: from s6.gw.fujitsu.co.jp (s6.gw.fujitsu.co.jp [10.0.50.96]) by m6.gw.fujitsu.co.jp (Postfix) with ESMTP id 0D0B345DE4F for ; Thu, 3 Jun 2010 14:48:39 +0900 (JST) Received: from s6.gw.fujitsu.co.jp (localhost.localdomain [127.0.0.1]) by s6.gw.fujitsu.co.jp (Postfix) with ESMTP id E17491DB8018 for ; Thu, 3 Jun 2010 14:48:38 +0900 (JST) Received: from ml13.s.css.fujitsu.com (ml13.s.css.fujitsu.com [10.249.87.103]) by s6.gw.fujitsu.co.jp (Postfix) with ESMTP id 95C5D1DB8013 for ; Thu, 3 Jun 2010 14:48:38 +0900 (JST) From: KOSAKI Motohiro Subject: [mmotm 0521][PATCH 0/12] various OOM fixes for 2.6.35 Message-Id: <20100603135106.7247.A69D9226@jp.fujitsu.com> MIME-Version: 1.0 Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit Date: Thu, 3 Jun 2010 14:48:37 +0900 (JST) Sender: owner-linux-mm@kvack.org To: "Luis Claudio R. Goncalves" , LKML , linux-mm , Oleg Nesterov , David Rientjes , Andrew Morton , KAMEZAWA Hiroyuki , Nick Piggin Cc: kosaki.motohiro@jp.fujitsu.com List-ID: Hi This patch series is collection of various OOM bugfixes. I think all of patches can send to 2.6.35. Recently, David Rientjes and Luis Claudio R. Goncalves posted other various imporovement. I'll collect such 2.6.36 items and I plan to push -mm at next week. patch lists ------------------------------------- oom: select_bad_process: check PF_KTHREAD instead of !mm to skip kthreads oom: introduce find_lock_task_mm() to fix !mm false positives oom: the points calculation of child processes must use find_lock_task_mm() too oom: __oom_kill_task() must use find_lock_task_mm() too oom: make oom_unkillable() helper function oom: remove warning for in mm-less task __oom_kill_process() oom: Fix child process iteration properly oom: dump_tasks() use find_lock_task_mm() too oom: remove PF_EXITING check completely oom: sacrifice child with highest badness score for parent oom: remove special handling for pagefault ooms oom: give current access to memory reserves if it has been killed diffstat ------------ mm/oom_kill.c | 303 ++++++++++++++++++++++++++++++-------------------------- 1 files changed, 162 insertions(+), 141 deletions(-) Changes since last post ------------------------- - Drop Luis's "give the dying task a higher priority" patch - Add "remove PF_EXITING check completely" patch - Drop Oleg's "oom: select_bad_process: PF_EXITING check should take ->mm into account" because conflict against "remove PF_EXITING check completely" - Add "oom: sacrifice child with highest badness score for parent" - Add "oom: remove special handling for pagefault ooms" - Add "oom: give current access to memory reserves if it has been killed" -- 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