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SubjectRe: [Priority Inheritance] SCHED_FIFO or SCHED_RR?
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On Sun, Oct 2, 2011 at 9:50 AM, Mike Galbraith <efault@gmx.de> wrote:
> On Sat, 2011-10-01 at 22:29 +0200, Tadeus (Eus) Prastowo wrote:
>> On Sat, Oct 1, 2011 at 7:41 AM, Mike Galbraith <efault@gmx.de> wrote:
>> > On Fri, 2011-09-30 at 21:12 +0200, Tadeus (Eus) Prastowo wrote:
>> >> > Why should a SCHED_NORMAL task inheriting the priority of a SCHED_RR
>> >> > task get the privilege of SCHED_FIFO task for running as long as it
>> >> > wishes even when the task giving the inheritance does not have such
>> >> > privilege?
>> >
>> > Existence of a critical section > slice would be the real problem, no?
>>
>> No, it's not a problem because if a real-time system designer puts a
>> real-time task under SCHED_RR, he will calculate the length of the
>> critical section by taking into account the slice.
>
> Submit a patch, and see if it flies.

Okay, thank you for the direction. It seems that only with a patch I
can get the answer ;-)

>        -Mike

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Eus
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