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