From: Michal Hocko <mhocko@kernel.org>
To: Konstantin Khlebnikov <khlebnikov@yandex-team.ru>
Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org,
Vladimir Davydov <vdavydov.dev@gmail.com>,
Johannes Weiner <hannes@cmpxchg.org>, Tejun Heo <tj@kernel.org>,
Andrew Morton <akpm@linux-foundation.org>,
Mel Gorman <mgorman@techsingularity.net>,
Roman Gushchin <guro@fb.com>,
linux-api@vger.kernel.org
Subject: Re: [PATCH RFC] mm/madvise: implement MADV_STOCKPILE (kswapd from user space)
Date: Mon, 27 May 2019 16:21:56 +0200 [thread overview]
Message-ID: <20190527142156.GE1658@dhcp22.suse.cz> (raw)
In-Reply-To: <20190527141223.GD1658@dhcp22.suse.cz>
On Mon 27-05-19 16:12:23, Michal Hocko wrote:
> [Cc linux-api. Please always cc this list when proposing a new user
> visible api. Keeping the rest of the email intact for reference]
>
> On Mon 27-05-19 13:05:58, Konstantin Khlebnikov wrote:
[...]
> > This implements manual kswapd-style memory reclaim initiated by userspace.
> > It reclaims both physical memory and cgroup pages. It works in context of
> > task who calls syscall madvise thus cpu time is accounted correctly.
I do not follow. Does this mean that the madvise always reclaims from
the memcg the process is member of?
--
Michal Hocko
SUSE Labs
next prev parent reply other threads:[~2019-05-27 14:22 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-05-27 10:05 Konstantin Khlebnikov
2019-05-27 14:12 ` Michal Hocko
2019-05-27 14:21 ` Michal Hocko [this message]
2019-05-27 14:30 ` Konstantin Khlebnikov
2019-05-27 14:39 ` Michal Hocko
2019-05-28 6:25 ` Konstantin Khlebnikov
2019-05-28 6:51 ` Michal Hocko
2019-05-28 7:30 ` Konstantin Khlebnikov
2019-05-28 7:38 ` Michal Hocko
2019-05-28 8:04 ` Konstantin Khlebnikov
2019-05-28 8:42 ` Michal Hocko
2019-05-28 8:58 ` Konstantin Khlebnikov
2019-05-28 14:56 ` Shakeel Butt
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