From: Wanpeng Li <liwp.linux-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
To: Gavin Shan <shangw-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org>
Cc: Wanpeng Li <liwp.linux-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
Andrew Morton
<akpm-de/tnXTf+JLsfHDXvbKv3WD2FQJk+8+b@public.gmane.org>,
Johannes Weiner <hannes-druUgvl0LCNAfugRpC6u6w@public.gmane.org>,
Michal Hocko <mhocko-AlSwsSmVLrQ@public.gmane.org>,
KAMEZAWA Hiroyuki
<kamezawa.hiroyu-+CUm20s59erQFUHtdCDX3A@public.gmane.org>,
cgroups-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-mm-Bw31MaZKKs3YtjvyW6yDsg@public.gmane.org,
linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: [PATCH] mm/memcg: swappiness should between 0 and 100
Date: Fri, 6 Jul 2012 13:08:20 +0800 [thread overview]
Message-ID: <20120706050820.GB5929@kernel> (raw)
In-Reply-To: <20120706050430.GA27704@shangw>
On Fri, Jul 06, 2012 at 01:04:30PM +0800, Gavin Shan wrote:
>On Fri, Jul 06, 2012 at 01:00:13PM +0800, Gavin Shan wrote:
>>On Fri, Jul 06, 2012 at 12:51:52PM +0800, Wanpeng Li wrote:
>>>From: Wanpeng Li <liwp-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org>
>>>
>>>Signed-off-by: Wanpeng Li <liwp.linux-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
>>>---
>>> mm/memcontrol.c | 2 +-
>>> 1 files changed, 1 insertions(+), 1 deletions(-)
>>>
>>>diff --git a/mm/memcontrol.c b/mm/memcontrol.c
>>>index 5e4d1ab..69a7d45 100644
>>>--- a/mm/memcontrol.c
>>>+++ b/mm/memcontrol.c
>>>@@ -4176,7 +4176,7 @@ static int mem_cgroup_swappiness_write(struct cgroup *cgrp, struct cftype *cft,
>>
>>It seems that we don't have the function in mainline.
>>
>>shangw@shangw:~/sandbox/linux/mm$ grep mem_cgroup_swappiness_write -r .
>>shangw@shangw:~/sandbox/linux/mm$
>>
>
>Please ignore that cause my git tree has some problems and everything
>in linux/mm has been cleared :-)
No problem. :-)
Best Regards,
Wanpeng Li
>
>Thanks,
>Gavin
>
>>Thanks,
>>Gavin
>>
>>> struct mem_cgroup *memcg = mem_cgroup_from_cont(cgrp);
>>> struct mem_cgroup *parent;
>>>
>>>- if (val > 100)
>>>+ if (val > 100 || val < 0)
>>> return -EINVAL;
>>>
>>> if (cgrp->parent == NULL)
>>>--
>>>1.7.5.4
>>>
>>>--
>>>To unsubscribe, send a message with 'unsubscribe linux-mm' in
>>>the body to majordomo-Bw31MaZKKs0EbZ0PF+XxCw@public.gmane.org For more info on Linux MM,
>>>see: http://www.linux-mm.org/ .
>>>Don't email: <a href=mailto:"dont-Bw31MaZKKs3YtjvyW6yDsg@public.gmane.org"> email-Bw31MaZKKs3YtjvyW6yDsg@public.gmane.org </a>
>>>
>>
>>--
>>To unsubscribe, send a message with 'unsubscribe linux-mm' in
>>the body to majordomo-Bw31MaZKKs0EbZ0PF+XxCw@public.gmane.org For more info on Linux MM,
>>see: http://www.linux-mm.org/ .
>>Don't email: <a href=mailto:"dont-Bw31MaZKKs3YtjvyW6yDsg@public.gmane.org"> email-Bw31MaZKKs3YtjvyW6yDsg@public.gmane.org </a>
>>
next prev parent reply other threads:[~2012-07-06 5:08 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-07-06 4:51 [PATCH] mm/memcg: swappiness should between 0 and 100 Wanpeng Li
2012-07-06 5:00 ` Gavin Shan
2012-07-06 5:04 ` Gavin Shan
2012-07-06 5:08 ` Wanpeng Li [this message]
2012-07-06 5:16 ` Gavin Shan
2012-07-06 5:24 ` Wanpeng Li
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