Re: [PATCH/RFT 4/5] CLOCK-Pro page replacement

[Horst von Brand]

Rusty Russell <rusty@xxxxxxxxxxxxxxx> wrote:
> On Fri, 2005-08-19 at 00:10 -0700, Andrew Morton wrote:
> > Rusty Russell <rusty@xxxxxxxxxxxxxxx> wrote:
> > > I believe we just ignored sparc64.  That usually works for solving these
> > > kind of bugs. 8)
> > 
> > heh.  iirc, it was demonstrable on x86 also.
> 
> No.  gcc-2.95 on Sparc64 put uninititialized vars into the bss, ignoring
> the __attribute__((section(".data.percpu"))) directive.  x86 certainly
> doesn't have this, I just tested it w/2.95.
> 
> Really, it's Sparc64 + gcc-2.95.  Send an urgent telegram to the user
> telling them to upgrade.

I recently asked if gcc-2.95 was really still supported, and was told that
it is in common use for its speed...
-- 
Dr. Horst H. von Brand                   User #22616 counter.li.org
Departamento de Informatica                     Fono: +56 32 654431
Universidad Tecnica Federico Santa Maria              +56 32 654239
Casilla 110-V, Valparaiso, Chile                Fax:  +56 32 797513
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/