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From: Vladimir Davydov <vdavydov@virtuozzo.com>
To: Johannes Weiner <hannes@cmpxchg.org>
Cc: Andrew Morton <akpm@linux-foundation.org>,
	Michal Hocko <mhocko@kernel.org>,
	linux-mm@kvack.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 3/3] mm: memcontrol: report kernel stack usage in cgroup2 memory.stat
Date: Fri, 5 Feb 2016 13:01:57 +0300	[thread overview]
Message-ID: <20160205100157.GB29522@esperanza> (raw)
In-Reply-To: <20160204205210.GF8208@cmpxchg.org>

On Thu, Feb 04, 2016 at 03:52:10PM -0500, Johannes Weiner wrote:
> On Thu, Feb 04, 2016 at 04:03:39PM +0300, Vladimir Davydov wrote:
> > Show how much memory is allocated to kernel stacks.
> > 
> > Signed-off-by: Vladimir Davydov <vdavydov@virtuozzo.com>
> 
> Acked-by: Johannes Weiner <hannes@cmpxchg.org>

Thanks.

> 
> Thanks, this looks good. The only thing that strikes me is that you
> appended the new stat items to the enum, but then prepended them to
> the doc and stat file sections. Why is that?

No reason. Let's rearrange the enum fields to be consistent with the
stat file output.

diff --git a/include/linux/memcontrol.h b/include/linux/memcontrol.h
index aaf564881303..d6300313b298 100644
--- a/include/linux/memcontrol.h
+++ b/include/linux/memcontrol.h
@@ -52,10 +52,10 @@ enum mem_cgroup_stat_index {
 	MEM_CGROUP_STAT_SWAP,		/* # of pages, swapped out */
 	MEM_CGROUP_STAT_NSTATS,
 	/* default hierarchy stats */
-	MEMCG_SOCK = MEM_CGROUP_STAT_NSTATS,
+	MEMCG_KERNEL_STACK = MEM_CGROUP_STAT_NSTATS,
 	MEMCG_SLAB_RECLAIMABLE,
 	MEMCG_SLAB_UNRECLAIMABLE,
-	MEMCG_KERNEL_STACK,
+	MEMCG_SOCK,
 	MEMCG_NR_STAT,
 };
 

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  reply	other threads:[~2016-02-05 10:02 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-02-04 13:03 [PATCH 1/3] mm: memcontrol: make tree_{stat,events} fetch all stats Vladimir Davydov
2016-02-04 13:03 ` [PATCH 2/3] mm: memcontrol: report slab usage in cgroup2 memory.stat Vladimir Davydov
2016-02-04 20:46   ` Johannes Weiner
2016-02-04 13:03 ` [PATCH 3/3] mm: memcontrol: report kernel stack " Vladimir Davydov
2016-02-04 20:52   ` Johannes Weiner
2016-02-05 10:01     ` Vladimir Davydov [this message]
2016-02-04 20:45 ` [PATCH 1/3] mm: memcontrol: make tree_{stat,events} fetch all stats Johannes Weiner
2016-02-05  9:58   ` Vladimir Davydov
2016-02-05 15:37     ` Johannes Weiner

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