On Wed, Nov 04, 2015 at 12:48:50PM +0100, Ingo Molnar wrote:
>
> * Linus Torvalds <[email protected]> wrote:
>
> > On Tue, Nov 3, 2015 at 3:58 PM, Linus Torvalds
> > <[email protected]> wrote:
> > >
> > > I think I'll pull this, but then just make a separate commit to remove
>
> Thanks!
>
> > > all the bogus games with "control" dependencies that seem to have no
> > > basis is
> > > reality.
> >
> > So the attached is what I committed in my tree. [...]
>
> Acked-by: Ingo Molnar <[email protected]>
>
> > + dependency into nonexistence. Careful use of READ_ONCE() or
> > + atomic{,64}_read() can help to preserve your control dependency.
> > + Please see the Compiler Barrier section for more information.
>
> So technically it's the "COMPILER BARRIER" section, but this is a
> pre-existing
> formulation and the document doesn't use such references consistently so I
> guess
> it doesn't matter much.
I will take a pass through and fix these up. I don't see this as urgent,
so will add it to my patches for the next merge window.
Thanx, Paul
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to [email protected]
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
