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From: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
To: minchan.kim@gmail.com
Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org,
	akpm@linux-foundation.org, caiqian@redhat.com,
	rientjes@google.com, hughd@google.com,
	kamezawa.hiroyu@jp.fujitsu.com, oleg@redhat.com
Subject: Re: [PATCH 3/5] oom: oom-killer don't use proportion of system-ram internally
Date: Tue, 24 May 2011 10:44:51 +0900	[thread overview]
Message-ID: <4DDB0D93.5070005@jp.fujitsu.com> (raw)
In-Reply-To: <BANLkTinpX59NnwsJVQZNTgt_6X3DVK9WLg@mail.gmail.com>

>> @@ -176,33 +178,49 @@ unsigned int oom_badness(struct task_struct *p, struct mem_cgroup *mem,
>>          */
>>         points = get_mm_rss(p->mm) + p->mm->nr_ptes;
>>         points += get_mm_counter(p->mm, MM_SWAPENTS);
>> -
>> -       points *= 1000;
>> -       points /= totalpages;
>>         task_unlock(p);
>>
>>         /*
>>          * Root processes get 3% bonus, just like the __vm_enough_memory()
>>          * implementation used by LSMs.
>> +        *
>> +        * XXX: Too large bonus, example, if the system have tera-bytes memory..
>>          */
>
> Nitpick. I have no opposition about adding this comment.
> But strictly speaking, the comment isn't related to this patch.
> No biggie and it's up to you.  :)

ok, removed.

 From 3dda8863e5acdba7a714f0e7506fae931865c442 Mon Sep 17 00:00:00 2001
From: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
Date: Tue, 24 May 2011 10:43:49 +0900
Subject: [PATCH] remove unrelated comments

Signed-off-by: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
---
  mm/oom_kill.c |    2 --
  1 files changed, 0 insertions(+), 2 deletions(-)

diff --git a/mm/oom_kill.c b/mm/oom_kill.c
index ec075cc..b01fa64 100644
--- a/mm/oom_kill.c
+++ b/mm/oom_kill.c
@@ -184,8 +184,6 @@ unsigned long oom_badness(struct task_struct *p, struct mem_cgroup *mem,
  	/*
  	 * Root processes get 3% bonus, just like the __vm_enough_memory()
  	 * implementation used by LSMs.
-	 *
-	 * XXX: Too large bonus, example, if the system have tera-bytes memory..
  	 */
  	if (protect_root && has_capability_noaudit(p, CAP_SYS_ADMIN)) {
  		if (points >= totalpages / 32)
-- 
1.7.3.1


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  reply	other threads:[~2011-05-24  1:45 UTC|newest]

Thread overview: 59+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-05-20  8:00 [PATCH v2 0/5] Fix oom killer doesn't work at all if system have > gigabytes memory (aka CAI founded issue) KOSAKI Motohiro
2011-05-20  8:01 ` [PATCH 1/5] oom: improve dump_tasks() show items KOSAKI Motohiro
2011-05-23 22:16   ` David Rientjes
2011-05-20  8:02 ` [PATCH 2/5] oom: kill younger process first KOSAKI Motohiro
2011-05-23  2:37   ` Minchan Kim
2011-05-23 22:20   ` David Rientjes
2011-05-20  8:03 ` [PATCH 3/5] oom: oom-killer don't use proportion of system-ram internally KOSAKI Motohiro
2011-05-23  3:59   ` Minchan Kim
2011-05-24  1:14     ` KOSAKI Motohiro
2011-05-24  1:32       ` Minchan Kim
2011-05-23  4:02   ` Minchan Kim
2011-05-24  1:44     ` KOSAKI Motohiro [this message]
2011-05-24  3:11       ` KOSAKI Motohiro
2011-05-23 22:28   ` David Rientjes
2011-05-23 22:48     ` David Rientjes
2011-05-24  1:21       ` KOSAKI Motohiro
2011-05-24  8:32       ` CAI Qian
2011-05-26  7:08       ` CAI Qian
2011-05-27 19:12         ` David Rientjes
2011-05-24  2:07     ` KOSAKI Motohiro
2011-05-26  9:34   ` CAI Qian
2011-05-26  9:56     ` KOSAKI Motohiro
2011-05-20  8:04 ` [PATCH 4/5] oom: don't kill random process KOSAKI Motohiro
2011-05-23  4:31   ` Minchan Kim
2011-05-24  1:53     ` KOSAKI Motohiro
2011-05-24  8:46       ` Minchan Kim
2011-05-24  8:49         ` KOSAKI Motohiro
2011-05-24  9:04           ` Minchan Kim
2011-05-24  9:09             ` KOSAKI Motohiro
2011-05-24  9:20               ` Minchan Kim
2011-05-24  9:38                 ` KOSAKI Motohiro
2011-05-23 22:32   ` David Rientjes
2011-05-24  1:35     ` KOSAKI Motohiro
2011-05-24  1:39       ` David Rientjes
2011-05-24  1:55         ` KOSAKI Motohiro
2011-05-24  1:58           ` David Rientjes
2011-05-24  2:03             ` KOSAKI Motohiro
2011-05-25 23:50               ` David Rientjes
2011-05-30  1:17                 ` KOSAKI Motohiro
2011-05-31  4:48                   ` David Rientjes
2011-05-31  4:54                     ` KOSAKI Motohiro
2011-05-20  8:05 ` [PATCH 5/5] oom: merge oom_kill_process() with oom_kill_task() KOSAKI Motohiro
2011-05-31  1:33 ` [PATCH v2 0/5] Fix oom killer doesn't work at all if system have > gigabytes memory (aka CAI founded issue) CAI Qian
2011-05-31  4:10   ` KOSAKI Motohiro
2011-05-31  4:14     ` CAI Qian
2011-05-31  4:34       ` KOSAKI Motohiro
2011-05-31  4:49       ` KOSAKI Motohiro
2011-05-31  4:32     ` KOSAKI Motohiro
2011-05-31  4:52     ` CAI Qian
2011-05-31  7:04       ` KOSAKI Motohiro
2011-05-31  7:50         ` CAI Qian
2011-05-31  7:56           ` KOSAKI Motohiro
2011-05-31  7:59             ` CAI Qian
2011-05-31  8:11               ` KOSAKI Motohiro
2011-05-31 10:01                 ` KOSAKI Motohiro
2011-06-01  1:17                   ` CAI Qian
2011-06-01  3:32                   ` Minchan Kim
2011-06-06  3:07                     ` KOSAKI Motohiro
2011-06-06 14:44                       ` Minchan Kim

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