Re: [PATCH v2] binder: Don't use mmput() from shrinker function.

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To: Christian Brauner <christian.brauner@xxxxxxxxxx>
Subject: Re: [PATCH v2] binder: Don't use mmput() from shrinker function.
From: Tetsuo Handa <penguin-kernel@xxxxxxxxxxxxxxxxxxx>
Date: Fri, 17 Jul 2020 07:27:04 +0900
Cc: mark.rutland@xxxxxxx, "open list:ANDROID DRIVERS" <devel@xxxxxxxxxxxxxxxxxxxx>, jolsa@xxxxxxxxxx, Todd Kjos <tkjos@xxxxxxxxxxx>, linux-mm <linux-mm@xxxxxxxxx>, alexander.shishkin@xxxxxxxxxxxxxxx, Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>, syzbot <syzbot+e5344baa319c9a96edec@xxxxxxxxxxxxxxxxxxxxxxxxx>, syzkaller-bugs@xxxxxxxxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx, acme@xxxxxxxxxx, Michal Hocko <mhocko@xxxxxxxxxx>, peterz@xxxxxxxxxxxxx, Arve Hjonnevag <arve@xxxxxxxxxxx>, mingo@xxxxxxxxxx, Joel Fernandes <joel@xxxxxxxxxxxxxxxxx>, namhyung@xxxxxxxxxx, Martijn Coenen <maco@xxxxxxxxxxx>, Christian Brauner <christian@xxxxxxxxxx>
In-reply-to: <20200716162931.g3delsp7qmfjup6x@wittgenstein>
References: <0000000000001fbbb605aa805c9b@google.com> <5ce3ee90-333e-638d-ac8c-cd6d7ab7aa3b@I-love.SAKURA.ne.jp> <20200716083506.GA20915@dhcp22.suse.cz> <36db7016-98d6-2c6b-110b-b2481fd480ac@i-love.sakura.ne.jp> <20200716135445.GN31089@dhcp22.suse.cz> <4ba9adb2-43f5-2de0-22de-f6075c1fab50@i-love.sakura.ne.jp> <20200716151756.GO31089@dhcp22.suse.cz> <20200716162931.g3delsp7qmfjup6x@wittgenstein>
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On 2020/07/17 1:29, Christian Brauner wrote:
> Does this need a Cc: stable?

Up to someone who applies this patch. I think this race is hard to hit.
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References:
- [PATCH] binder: Don't use mmput() from shrinker function.
  - From: Tetsuo Handa
- Re: [PATCH] binder: Don't use mmput() from shrinker function.
  - From: Michal Hocko
- Re: [PATCH] binder: Don't use mmput() from shrinker function.
  - From: Tetsuo Handa
- Re: [PATCH] binder: Don't use mmput() from shrinker function.
  - From: Michal Hocko
- [PATCH v2] binder: Don't use mmput() from shrinker function.
  - From: Tetsuo Handa
- Re: [PATCH v2] binder: Don't use mmput() from shrinker function.
  - From: Michal Hocko
- Re: [PATCH v2] binder: Don't use mmput() from shrinker function.
  - From: Christian Brauner

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