[PATCH] cpuset: rcu_read_lock() to protect task_cs() even we don't dereference to task_cs()'s return value

Paul Menage menage at google.com
Fri Nov 21 11:07:10 PST 2008


On Fri, Nov 21, 2008 at 11:05 AM, Paul Menage <menage at google.com> wrote:
>
> Wouldn't this be fixed by your patch that adds an rcu_read_lock() to
> task_subsys_state() ?
>

Sorry, your other patch actually adds the rcu_read_lock() to
task_cgroup(). But adding an rcu_read_lock() to task_subsys_state()
would also help here.

Paul


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