From: Tejun Heo <tj@kernel.org>
To: Michal Hocko <mhocko@kernel.org>
Cc: Johannes Weiner <hannes@cmpxchg.org>,
Chris Down <chris@chrisdown.name>,
Andrew Morton <akpm@linux-foundation.org>,
Roman Gushchin <guro@fb.com>, Dennis Zhou <dennis@kernel.org>,
linux-kernel@vger.kernel.org, cgroups@vger.kernel.org,
linux-mm@kvack.org, kernel-team@fb.com
Subject: Re: [PATCH 2/2] mm: Consider subtrees in memory.events
Date: Mon, 28 Jan 2019 06:54:07 -0800 [thread overview]
Message-ID: <20190128145407.GP50184@devbig004.ftw2.facebook.com> (raw)
In-Reply-To: <20190128145210.GM18811@dhcp22.suse.cz>
Hello,
On Mon, Jan 28, 2019 at 03:52:10PM +0100, Michal Hocko wrote:
> > All .events files generate aggregated stateful notifications. For
> > anyone to do anything, they'd have to remember the previous state to
> > identify what actually happened. Being hierarchical, it'd of course
> > need to walk down when an event triggers.
>
> And how do you do that in a raceless fashion?
Hmm... I'm having trouble imagining why this would be a problem. How
would it race?
Thanks.
--
tejun
next prev parent reply other threads:[~2019-01-28 14:54 UTC|newest]
Thread overview: 53+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-01-23 22:31 [PATCH 2/2] mm: Consider subtrees in memory.events Chris Down
2019-01-24 0:24 ` Roman Gushchin
2019-01-24 1:03 ` Chris Down
2019-01-24 8:22 ` Michal Hocko
2019-01-24 15:21 ` Tejun Heo
2019-01-24 15:51 ` Michal Hocko
2019-01-24 16:00 ` Johannes Weiner
2019-01-24 17:01 ` Michal Hocko
2019-01-24 18:23 ` Johannes Weiner
2019-01-25 8:42 ` Michal Hocko
2019-01-25 16:51 ` Tejun Heo
2019-01-25 17:37 ` Michal Hocko
2019-01-25 17:37 ` Michal Hocko
2019-01-25 18:28 ` Tejun Heo
2019-01-28 12:51 ` Michal Hocko
2019-01-28 14:28 ` Tejun Heo
2019-01-28 14:52 ` Michal Hocko
2019-01-28 14:54 ` Tejun Heo [this message]
2019-01-28 15:18 ` Michal Hocko
2019-01-28 15:41 ` Tejun Heo
2019-01-28 17:05 ` Michal Hocko
2019-01-28 17:49 ` Tejun Heo
2019-01-29 14:43 ` Michal Hocko
2019-01-29 14:52 ` Tejun Heo
2019-01-30 16:50 ` Michal Hocko
2019-01-30 17:06 ` Tejun Heo
2019-01-30 17:41 ` Michal Hocko
2019-01-30 17:52 ` Tejun Heo
2019-01-30 18:16 ` Michal Hocko
2019-01-30 19:11 ` Shakeel Butt
2019-01-30 19:11 ` Shakeel Butt
2019-01-30 19:27 ` Johannes Weiner
2019-01-30 19:30 ` Johannes Weiner
2019-01-30 19:37 ` Shakeel Butt
2019-01-30 19:37 ` Shakeel Butt
2019-01-30 19:23 ` Johannes Weiner
2019-01-30 20:05 ` Michal Hocko
2019-01-30 21:31 ` Johannes Weiner
2019-01-31 8:58 ` Michal Hocko
2019-01-31 16:22 ` Johannes Weiner
2019-02-01 10:27 ` Michal Hocko
2019-02-01 16:34 ` Johannes Weiner
2019-01-28 15:59 ` Shakeel Butt
2019-01-28 15:59 ` Shakeel Butt
2019-01-28 16:05 ` Tejun Heo
2019-01-28 16:08 ` Shakeel Butt
2019-01-28 16:08 ` Shakeel Butt
2019-01-28 16:12 ` Tejun Heo
2019-01-28 14:30 ` Tejun Heo
2019-02-08 22:43 ` [PATCH v2 1/2] mm: Rename ambiguously named memory.stat counters and functions Chris Down
2019-02-08 22:44 ` [PATCH v2 2/2] mm: Consider subtrees in memory.events Chris Down
2019-02-11 19:01 ` Johannes Weiner
2019-02-11 18:55 ` [PATCH v2 1/2] mm: Rename ambiguously named memory.stat counters and functions Johannes Weiner
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