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SubjectRe: sched: hang in migrate_swap
On 02/24/2014 03:10 PM, Peter Zijlstra wrote:
> On Mon, Feb 24, 2014 at 01:19:15PM +0800, Michael wang wrote:
>> Peter, do we accidentally missed this commit?
> Ingo dropped it on Saturday because it makes locking_selftest() unhappy.
> That is because we call locking_selftest() way before we're ready to
> call schedule() and guess what it does :-/
> I'm not entirely sure what to do.. ideally I'd shoot locking_selftest in
> the head, but clearly that's not entirely desired either.

...what about move idle_balance() back to it's old position?

pull_rt_task() logical could be after idle_balance() if still no FAIR
and DL, then go into the pick loop, that may could make things more
clean & clear, should we have a try?

Michael Wang

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