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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next prev parent 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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