[PATCH] binder: Don't use mmput() from shrinker function.
Michal Hocko
mhocko at kernel.org
Thu Jul 16 13:54:45 UTC 2020
On Thu 16-07-20 22:41:14, Tetsuo Handa wrote:
> On 2020/07/16 17:35, Michal Hocko wrote:
[...]
> > But in order for this to happen the shrinker would have to do the last
> > put on the mm. But mm cannot go away from under uprobe_mmap so those two
> > paths cannot race with each other.
>
> and mm1 != mm2 is possible, isn't it?
OK, I have missed that information. You are right. Can you make this
into the changelog please?
--
Michal Hocko
SUSE Labs
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