18 строки
371 B
C
18 строки
371 B
C
#ifndef _ASM_GENERIC_BITOPS_BUILTIN_FFS_H_
|
|
#define _ASM_GENERIC_BITOPS_BUILTIN_FFS_H_
|
|
|
|
/**
|
|
* ffs - find first bit set
|
|
* @x: the word to search
|
|
*
|
|
* This is defined the same way as
|
|
* the libc and compiler builtin ffs routines, therefore
|
|
* differs in spirit from the above ffz (man ffs).
|
|
*/
|
|
static __always_inline int ffs(int x)
|
|
{
|
|
return __builtin_ffs(x);
|
|
}
|
|
|
|
#endif
|