Messages in this thread | | | Date | Tue, 18 Feb 2014 10:42:51 +0800 | From | Michael wang <> | Subject | Re: [RFC PATCH] sched: make sure sched-priority after invoke idle_balance() |
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On 02/17/2014 07:24 PM, Peter Zijlstra wrote: [snip] >> Since idle_balance() won't happen in the loop, may be we could use: >> >> if p && p->sched_class == class >> return p >> >> in here, let it fall down into the loop if p is idle, since that means >> we got RT/DL and will do this anyway, could save two jump work may be? >> (and may could combine some code below if so?) > > Maybe; we'd have to look at whatever GCC does with it.
Exactly, alien code appear when in binary...
Regards, Michael Wang
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