[PATCH v2 2/3] mutex: add support for reservation style locks, v2

[Peter Zijlstra]

On Thu, 2013-02-28 at 11:25 +0100, Maarten Lankhorst wrote:
> +mutex_reserve_lock_slow and mutex_reserve_lock_intr_slow:
> +  Similar to mutex_reserve_lock, except it won't backoff with
> -EAGAIN.
> +  This is useful when mutex_reserve_lock failed with -EAGAIN, and you
> +  unreserved all reservation_locks so no deadlock can occur.
> +

I don't particularly like these function names, with lock
implementations the _slow post-fix is typically used for slow path
implementations, not API type interfaces.