[<prev] [next>] [<thread-prev] [day] [month] [year] [list]
Date: Mon, 3 Mar 2014 16:32:46 +0800
From: Li Zefan <lizefan@...wei.com>
To: Sasha Levin <sasha.levin@...cle.com>
CC: <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] cpuset: Add missing rcu read locks
On 2014/2/27 22:20, Sasha Levin wrote:
> We call task_cs() which ends up going into cgroup code without having rcu
> read lock. Fix it by grabbing the lock before retrival of task_cs() and usage
> of the result.
>
Thanks for the patch.
Fengguang already reported it, and I've made a patch for it, but I was fixing
two bugs for 3.14 and then waiting for them to be applied.
There're other places that rcu_read_lock() should be used, and we need to
remove task_lock().
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
Powered by blists - more mailing lists