Re: [PATCH][GIT PULL] sched/cpupri: Remove the vec->lock

[Steven Rostedt]

On Fri, 2011-08-05 at 16:20 +0800, Yong Zhang wrote:
> On Tue, Aug 02, 2011 at 04:36:12PM -0400, Steven Rostedt wrote:
> > diff --git a/kernel/sched_cpupri.h b/kernel/sched_cpupri.h
> > index 9fc7d38..6b4cd17 100644
> > --- a/kernel/sched_cpupri.h
> > +++ b/kernel/sched_cpupri.h
> > @@ -12,9 +12,8 @@
> >  /* values 2-101 are RT priorities 0-99 */
> >  
> >  struct cpupri_vec {
> > -	raw_spinlock_t lock;
> > -	int        count;
> > -	cpumask_var_t mask;
> > +	atomic_t	count;
> > +	cpumask_var_t	mask;
> >  };
> >  
> >  struct cpupri {
> 
> So cpupri->pri_active and macro CPUPRI_NR_PRI_WORDS is not needed any more?

It doesn't appear so. Looks like they can be removed too.

Want to send a patch?

Thanks!

-- Steve


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