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Re: [PATCH 07/18] mm, proc: make clear_refs killable

From Oleg Nesterov <oleg@redhat.com>
Newsgroups linux.kernel
Subject Re: [PATCH 07/18] mm, proc: make clear_refs killable
Date 2016-02-29 19:00 +0100
Message-ID <r7AgW-6as-9@gated-at.bofh.it> (permalink)
References <r7w3D-3yu-3@gated-at.bofh.it> <r7w3E-3yu-9@gated-at.bofh.it> <r7zXA-63L-5@gated-at.bofh.it> <r7AgW-6as-5@gated-at.bofh.it>
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On 02/29, Michal Hocko wrote:
>
> On Mon 29-02-16 18:38:45, Oleg Nesterov wrote:
> 
> > In this case you do not need put_task_struct().
> 
> Why not? Both are after get_proc_task which takes a reference to the
> task...

Yes, but we already have put_task_struct(task) in the "out_mm" path, so
"goto out_mm" should work just fine?

Oleg.

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Thread

[PATCH 07/18] mm, proc: make clear_refs killable Michal Hocko <mhocko@kernel.org> - 2016-02-29 14:30 +0100
  Re: [PATCH 07/18] mm, proc: make clear_refs killable kbuild test robot <lkp@intel.com> - 2016-02-29 14:50 +0100
  Re: [PATCH 07/18] mm, proc: make clear_refs killable Oleg Nesterov <oleg@redhat.com> - 2016-02-29 18:40 +0100
    Re: [PATCH 07/18] mm, proc: make clear_refs killable Michal Hocko <mhocko@kernel.org> - 2016-02-29 19:00 +0100
      Re: [PATCH 07/18] mm, proc: make clear_refs killable Oleg Nesterov <oleg@redhat.com> - 2016-02-29 19:00 +0100
        Re: [PATCH 07/18] mm, proc: make clear_refs killable Michal Hocko <mhocko@kernel.org> - 2016-02-29 19:10 +0100
  [PATCH] mm, proc: make clear_refs killable Michal Hocko <mhocko@kernel.org> - 2016-02-29 19:10 +0100
    Re: [PATCH] mm, proc: make clear_refs killable Oleg Nesterov <oleg@redhat.com> - 2016-02-29 19:20 +0100
    Re: [PATCH] mm, proc: make clear_refs killable kbuild test robot <lkp@intel.com> - 2016-02-29 21:30 +0100

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