X-Git-Url: http://pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=include%2Fasm-arm%2Fbitops.h;h=d02de721ecc185cdcfcbe6f5e707083c477e5413;hb=45714d65618407bce1fd0271bc58303ce14b0785;hp=aad7aad026b319d7390ab3bf974f61d25c1ba5e6;hpb=a8b3e6f10f08f66ae1072efd087b30966a3654f6;p=linux-2.6-omap-h63xx.git diff --git a/include/asm-arm/bitops.h b/include/asm-arm/bitops.h index aad7aad026b..d02de721ecc 100644 --- a/include/asm-arm/bitops.h +++ b/include/asm-arm/bitops.h @@ -19,6 +19,7 @@ #ifdef __KERNEL__ +#include #include #define smp_mb__before_clear_bit() mb() @@ -331,6 +332,7 @@ static inline unsigned long __ffs(unsigned long word) */ #define fls(x) generic_fls(x) +#define fls64(x) generic_fls64(x) /* * ffs: find first bit set. This is defined the same way as @@ -347,10 +349,10 @@ static inline unsigned long __ffs(unsigned long word) * the clz instruction for much better code efficiency. */ -static __inline__ int generic_fls(int x); #define fls(x) \ ( __builtin_constant_p(x) ? generic_fls(x) : \ ({ int __r; asm("clz\t%0, %1" : "=r"(__r) : "r"(x) : "cc"); 32-__r; }) ) +#define fls64(x) generic_fls64(x) #define ffs(x) ({ unsigned long __t = (x); fls(__t & -__t); }) #define __ffs(x) (ffs(x) - 1) #define ffz(x) __ffs( ~(x) )