Make sure that at least cmpxchg64_local is available on all architectures to use for unsigned long long values. Signed-off-by: Mathieu Desnoyers CC: ralf@linux-mips.org CC linux-mips@linux-mips.org --- include/asm-mips/cmpxchg.h | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) Index: linux-2.6-lttng/include/asm-mips/cmpxchg.h =================================================================== --- linux-2.6-lttng.orig/include/asm-mips/cmpxchg.h 2007-10-31 17:32:44.000000000 -0400 +++ linux-2.6-lttng/include/asm-mips/cmpxchg.h 2007-10-31 17:54:49.000000000 -0400 @@ -104,4 +104,21 @@ extern void __cmpxchg_called_with_bad_po #define cmpxchg(ptr, old, new) __cmpxchg(ptr, old, new, smp_llsc_mb()) #define cmpxchg_local(ptr, old, new) __cmpxchg(ptr, old, new, ) +#define cmpxchg64(ptr, o, n) \ + ({ \ + BUILD_BUG_ON(sizeof(*(ptr)) != 8); \ + cmpxchg((ptr), (o), (n)); \ + }) + +#ifdef CONFIG_64BIT +#define cmpxchg64_local(ptr, o, n) \ + ({ \ + BUILD_BUG_ON(sizeof(*(ptr)) != 8); \ + cmpxchg_local((ptr), (o), (n)); \ + }) +#else +#include +#define cmpxchg64_local(ptr, o, n) __cmpxchg64_local_generic((ptr), (o), (n)) +#endif + #endif /* __ASM_CMPXCHG_H */ -- Mathieu Desnoyers Computer Engineering Ph.D. Student, Ecole Polytechnique de Montreal OpenPGP key fingerprint: 8CD5 52C3 8E3C 4140 715F BA06 3F25 A8FE 3BAE 9A68 - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/