Re: [tip:x86/urgent] x86/mm: Add barriers and document switch_mm() -vs-flush synchronization

From: Peter Zijlstra
Date: Mon Jan 11 2016 - 17:22:49 EST


On Mon, Jan 11, 2016 at 01:50:24PM -0800, Andy Lutomirski wrote:
> On Mon, Jan 11, 2016 at 10:25 AM, Peter Zijlstra <peterz@xxxxxxxxxxxxx> wrote:
> > On Mon, Jan 11, 2016 at 03:42:40AM -0800, tip-bot for Andy Lutomirski wrote:

> >> + * The bad outcome can occur if either CPU's load is
> >> + * reordered before that CPU's store, so both CPUs much
> >
> > s/much/must/ ?
>
> Indeed. Is this worth a follow-up patch?

Dunno, I didn't even spot the typo the first time I read it.. :-)