Re: [RFC] sched: make callers check lock contention for cond_resched_lock()

Takuya Yoshikawa
2012-05-10T22:03:57Z

Replaced Ingo's address with kernel.org one,

On Thu, 03 May 2012 17:47:30 +0200
Peter Zijlstra <peterz@infradead.org> wrote:

> On Thu, 2012-05-03 at 22:00 +0900, Takuya Yoshikawa wrote:
> > But as I could not see why spin_needbreak() was differently
> > implemented
> > depending on CONFIG_PREEMPT, I wanted to understand the meaning.
>
> Its been that way since before voluntary preemption was introduced, so
> its possible Ingo simply missed that spot and nobody noticed until now.
>
> Ingo, do you have any recollections from back when?

ping

Takuya