Re: [stable] [tip:x86/urgent] x86: Add memory modify constraints to xchg() and cmpxchg()

Greg KH
2010-09-23T19:18:33Z

On Fri, Sep 10, 2010 at 03:10:35PM +0200, Tomáš Janoušek wrote:
> Hello,
>
> On Thu, Sep 09, 2010 at 02:15:16PM -0700, H. Peter Anvin wrote:
> > > The system boots and works just fine with 2.6.32.21 with the patch reverted.
> > > v2.6.36-rc3-185-gd56557a works fine as well, perhaps there were other fixes
> > > that didn't get to stable (e.g. 4532b30).
> >
> > I believe this needs 69309a05907546fb686b251d4ab041c26afe1e1d, which I
> > think is being queued up for stable.
> >
> > Could you try applying 69309a05907546fb686b251d4ab041c26afe1e1d and see
> > if it solves your problem.
>
> It does indeed. Thanks.

Hm, that patch doesn't apply to the latest .32-stable tree. Can someone
provide me with a backported version so I make sure I get it correct?

thanks,

greg k-h