linux-kernel - Re: [PATCH 7/8] Adds functionality to read/write lock CLONE

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Date:	Thu, 20 Aug 2009 14:16:13 -0700
From:	Paul Menage <menage@...gle.com>
To:	Andrew Morton <akpm@...ux-foundation.org>
Cc:	lizf@...fujitsu.com, bblum@...rew.cmu.edu,
	linux-kernel@...r.kernel.org, containers@...ts.linux-foundation.org
Subject: Re: [PATCH 7/8] Adds functionality to read/write lock CLONE_THREAD 
	fork()ing per-threadgroup

On Thu, Aug 20, 2009 at 2:13 PM, Andrew Morton<akpm@...ux-foundation.org> wrote:
>> >
>> > s/tsk->sighand/p->sighand
>>
>> Good catch, thanks. Fixed.
>>
>
> I see no fix anywhere so I did this:

I meant fixed in my tree to go out in the next set of patches.


>
> --- a/kernel/cgroup.c~cgroups-add-functionality-to-read-write-lock-clone_thread-forking-per-threadgroup-fix
> +++ a/kernel/cgroup.c
> @@ -1557,7 +1557,7 @@ struct sighand_struct *threadgroup_fork_
>                rcu_read_lock();
>                list_for_each_entry_rcu(p, &tsk->thread_group, thread_group) {
>                        if (p->sighand) {
> -                               sighand = tsk->sighand;
> +                               sighand = p->sighand;
>                                break;
>                        }
>                }

Yes, looks good.

Paul
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