Re: [PATCH 0/3] rcu,sched: noinstr fixes

From: Paul E. McKenney
Date: Wed Sep 29 2021 - 11:29:24 EST


On Wed, Sep 29, 2021 at 10:39:02AM +0200, Peter Zijlstra wrote:
> On Tue, Sep 28, 2021 at 11:15:59AM -0700, Paul E. McKenney wrote:
> > On Tue, Sep 28, 2021 at 10:40:20AM +0200, Peter Zijlstra wrote:
> > > A few noinstr fixes.. I'll stick the sched one in sched/urgent, Paul could you pick up the other two?
> >
> > I queued those two, thank you! I am guessing that you are looking for
> > me to send them ASAP. If so, not a problem, but please confirm.
>
> Either way works, but given syzcaller could potentially trigger these
> holes (it did find a whole bunch of 'interesting' problems in the early
> noinstr days) I'd prefer them earlier rather than later.
>
> OTOH, the objtool patches that keep triggering them all over the place
> are still in objtool/core for the next cycle.

OK, let's split the difference, then. Instead of the default v5.17
merge window, I will submit them to the upcoming v5.16 merge window.

Thanx, Paul