Re: [PATCH] sched/core: Call wakeup_preempt() for queued tasks during class change

From: Peter Zijlstra

Date: Wed Oct 14 2026 - 09:17:47 EST


On Wed, Oct 14, 2026 at 05:59:12AM -0700, Paul E. McKenney wrote:
> On Tue, Oct 13, 2026 at 05:13:00PM -0700, Paul E. McKenney wrote:

> > And the five hours of 200*TREE03 on x86 passed! Started a 12-hour run.
> >
> > So thus far, this patch has passed bit more than 1,000 hours on x86 and
> > 18 hours on arm64. (Something about having access to quite a few more
> > x86 boxes than arm64 boxes.)
> >
> > If it is still alive in the morning, Pacific Time, it will have more
> > than earned itself a Tested-by. ;-)
>
> Tested-by: Paul E. McKenney <paulmck@xxxxxxxxxx>
>
> Thank you all very much!!!
>
> For those into statistics, these test results give 99.9% confidence that
> this patch reduced the bug rate by more than two orders of magnitude. ;-)

W00t, ok, let me go queue this stuff!