Re: [PATCH 9/24] make atomic_read() behave consistently on ia64

Geert Uytterhoeven
2007-08-13T12:51:57Z

On Mon, 13 Aug 2007, Chris Snook wrote:
> Paul Mackerras wrote:
> > Chris Snook writes:
> > > I'll do this for the whole patchset. Stay tuned for the resubmit.
> >
> > Could you incorporate Segher's patch to turn atomic_{read,set} into
> > asm on powerpc? Segher claims that using asm is really the only
> > reliable way to ensure that gcc does what we want, and he seems to
> > have a point.
> >
> > Paul.
>
> I haven't seen a patch yet. I'm going to resubmit with inline volatile-cast
> atomic[64]_[read|set] on all architectures as a reference point, and if anyone
> wants to go and implement some of them in assembly, that's between them and
> the relevant arch maintainers. I have no problem with (someone else) doing it
> in assembly. I just don't think it's necessary and won't let it hold up the
> effort to get consistent behavior on all architectures.

http://lkml.org/lkml/2007/8/10/470

Gr{oetje,eeting}s,

Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds