Re: NULL pointer dereference in pick_next_task_fair

Peter Zijlstra
2019-11-08T12:35:35Z

On Fri, Nov 08, 2019 at 12:15:26PM +0000, Quentin Perret wrote:
> Right, with a single loop you'll have to re-iterate the classes from
> the start in case of RETRY_TASK, but you're re-iterating all the classes
> too with this patch. You're doing a little less work in the second loop
> though, so maybe it's worth it.

The thing with the restart is that it'll make your head explode when we
go do core-scheduling.

> And I was the one worried about
> refactoring the code too much close to the release, so maybe that's for
> another time ;)

It is either this patch or reverting a bunch of patches :/