[Devel] Re: [PATCH v3 2/2] decrement static keys on real destroy time

[Tejun Heo]

On Thu, Apr 26, 2012 at 3:28 PM, Glauber Costa <glommer at parallels.com> wrote:
> We need a broader audience for this, but if I understand the interface
> right, those functions should not be called in fast paths at all (contrary
> to the static_branch tests)
>
> The static_branch tests can be called from irq context, so we can't just get
> rid of the atomic op and use the mutex everywhere, we'd have
> to live with both.
>
> I will repost this series, with some more people in the CC list.

Great, thanks!

-- 
tejun