On Tue, 2014-03-11 at 05:41 -0700, tip-bot for Jason Low wrote:

> diff --git a/kernel/locking/mutex.c b/kernel/locking/mutex.c
> index e6d646b..82dad2c 100644
> --- a/kernel/locking/mutex.c
> +++ b/kernel/locking/mutex.c
> @@ -403,9 +403,9 @@ __mutex_lock_common(struct mutex *lock, long state, 
> unsigned int subclass,
>       if (!mutex_can_spin_on_owner(lock))
>               goto slowpath;
>  
> +     mcs_spin_lock(&lock->mcs_lock, &node);
>       for (;;) {
>               struct task_struct *owner;
> -             struct mcs_spinlock  node;

Hi Peter, Ingo,

The "struct mcs_spinlock node" still needs to be moved to the beginning
of __mutex_lock_common() right?

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