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From: Roman Gushchin <guro@fb.com>
To: Shakeel Butt <shakeelb@google.com>
Cc: Michal Hocko <mhocko@kernel.org>,
	Johannes Weiner <hannes@cmpxchg.org>,
	Andrew Morton <akpm@linux-foundation.org>,
	Linux MM <linux-mm@kvack.org>
Subject: Re: Query on PGREFILL, PGSCAN and PGSTEAL
Date: Wed, 6 May 2020 08:14:34 -0700	[thread overview]
Message-ID: <20200506151434.GB4687@carbon.lan> (raw)
In-Reply-To: <CALvZod6NtrHL4QLTm2Jdefnt34tWUCDNRiL2EjVjLsd8rVMRVw@mail.gmail.com>

On Wed, May 06, 2020 at 07:34:16AM -0700, Shakeel Butt wrote:
> Hi Roman,
> 
> The commit 2262185c5b28 ("mm: per-cgroup memory reclaim stats") added
> the memcg reclaim stats. However for the global PGSCAN and PGSTEAL
> counters it restricts them to be updated only for global reclaim while
> the PGREFILL global counter is updated for both global and cgroup
> reclaim. Is that intentional?

Hello, Shakeel!

It looks like it was so long before 2262185c5b28. And I don't know any
particular reason for it. I guess it was unintentional.

Thanks!


  reply	other threads:[~2020-05-06 15:15 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-05-06 14:34 Shakeel Butt
2020-05-06 15:14 ` Roman Gushchin [this message]
2020-05-06 15:32   ` Shakeel Butt

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