Re: Improve preempt-scheduling and x86 user access v3
From: Ingo Molnar
Date: Wed Aug 28 2013 - 05:29:51 EST
* Andi Kleen <andi@xxxxxxxxxxxxxx> wrote:
> Various optimizations related to CONFIG_PREEMPT_VOLUNTARY and x86
> uaccess
Looks mostly good.
Does this patchset change the number of cond_resched() preemption points
on CONFIG_PREEMPT_VOLUNTARY=y, or is it a scheduling invariant?
Thanks,
Ingo
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