#define read_barrier() __asm__ __volatile__("lfence":::"memory")
#define write_barrier() __asm__ __volatile__("sfence":::"memory")
-static inline unsigned int arch_ffz(unsigned int bitmask)
+static inline unsigned long arch_ffz(unsigned long bitmask)
{
- __asm__("bsfl %1,%0" :"=r" (bitmask) :"r" (~bitmask));
+ __asm__("bsf %1,%0" :"=r" (bitmask) :"r" (~bitmask));
return bitmask;
}