On Sat, 17 Jun 2006 12:38:17 -0600
Jim Cromie <[email protected]> wrote:
> 17/20. patch.mutexes
>
> Replace spinlocks guarding gpio config ops with mutexes. This is a
> me-too patch, and is justifiable insofar as mutexes have stricter
> semantics and better debugging support, so are preferred where they
> are applicable.
>
OK. I trust this was all tester with all kernel debug options turned on?
Once it's in -mm you might hare to try out the lockdep checker too.
> -static DEFINE_SPINLOCK(scx200_gpio_config_lock);
> +DEFINE_MUTEX(scx200_gpio_config_lock);
But it doesn't need global scope.
> -static DEFINE_SPINLOCK(pc8736x_gpio_config_lock);
> +DEFINE_MUTEX(pc8736x_gpio_config_lock);
Nor does this?
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