Re: linux-next: Tree for Jun 21
From: Peter Zijlstra
Date: Tue Jun 21 2016 - 13:34:44 EST
On Tue, Jun 21, 2016 at 07:06:07PM +0200, Peter Zijlstra wrote:
> On Tue, Jun 21, 2016 at 11:26:19AM -0400, Chris Metcalf wrote:
> > This has been true since gcc 4.x when tilepro support was first added.
> >
> > In any case if you replace the #include <asm/unistd.h> with
> >
> > #define __NR_FAST_cmpxchg -1
> > #define __NR_FAST_atomic_update -2
> > #define __NR_FAST_cmpxchg64 -3
> >
> > that should also probably fix it, though I haven't tested it. It probably
> > wouldn't be crazy to just put those #defines directly in tilepro's atomic.h,
> > since it's not like those fast system call numbers will ever change.
OK, I seem to have a tilepro-linux-gcc-6.1.1 build done. Lets see if I
can build me a kernel with it.