On Tue, Aug 12, 2014 at 12:34:23PM +0400, Kirill Tkhai wrote:
> I don't have objections. Should I resend the series (also with new [4/6] log
> commentary)?
Nah, I'll keep the patches as I have them now, I'll push them out to the
queue.git tree somewhat later today so you can have a peek.
pgp0r0_
В Вт, 12/08/2014 в 09:55 +0200, Peter Zijlstra пишет:
> On Wed, Aug 06, 2014 at 12:06:19PM +0400, Kirill Tkhai wrote:
> > --- a/kernel/sched/core.c
> > +++ b/kernel/sched/core.c
> > @@ -331,9 +331,13 @@ static inline struct rq *__task_rq_lock(struct
> > task_struct *p)
> > lockdep_assert_held(
On Wed, Aug 06, 2014 at 12:06:19PM +0400, Kirill Tkhai wrote:
> --- a/kernel/sched/core.c
> +++ b/kernel/sched/core.c
> @@ -331,9 +331,13 @@ static inline struct rq *__task_rq_lock(struct
> task_struct *p)
> lockdep_assert_held(&p->pi_lock);
>
> for (;;) {
> + while (unli
This is a new state which will be used to indicate that
a task is in a process of migrating between two RQs. It
allows to get rid of double_rq_lock(), which we used to
use to change rq of a queued task before.
Let's consider the example. To move a task between src_rq
and dst_rq we will do the fol
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