Re: 3.0-git15 Atomic scheduling in pidmap_init

Josh Boyer
2011-08-17T23:03:02Z

On Wed, Aug 17, 2011 at 03:49:16PM -0700, Paul E. McKenney wrote:
> On Wed, Aug 17, 2011 at 06:37:35PM -0400, Josh Boyer wrote:
> > On Mon, Aug 15, 2011 at 08:20:52AM -0700, Paul E. McKenney wrote:
> > > On Mon, Aug 15, 2011 at 10:04:17AM -0400, Josh Boyer wrote:
> > > > > Please see the attached.
> > > >
> > > > Fixed it up quickly to apply on top of -rc2 and it seems to solve the
> > > > problem nicely. Thanks for the patch.
> > >
> > > Good to hear! I guess I should keep it, then. ;-)
> >
> > Hey Paul, were you going to send this to Linus for -rc3? I haven't seen
> > it come across LKML yet.
>
> I might... But does it qualify as a regression? That part of the
> code hasn't changed for some time now.

It's a fix for a problem that is newly surfaced in 3.1. A regression,
likely not since it's been there forever, but new debugging options
uncovered it. I'm pretty sure the -rc stage takes fixes even if they
aren't regressions.

josh