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SubjectRe: [RFC] [PATCH] Pre-emption control for userspace
On 03/05/2014 09:12 AM, Oleg Nesterov wrote:
> On 03/05, Oleg Nesterov wrote:
>> You added /proc/sched_preempt_delay to avoid the syscall. I think it
>> would be better to simply add vdso_sched_preempt_delay() instead.
> I am stupid. vdso_sched_preempt_delay() obviously can't write to, say,
> task_struct.
> Oleg.

That is easy to miss :) I had looked into vdso when I started but found
out I can't use vdso for this.


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