cmpxchg_cputime     6 include/asm-generic/cputime_jiffies.h #define cmpxchg_cputime(ptr, old, new) cmpxchg(ptr, old, new)
cmpxchg_cputime    24 include/asm-generic/cputime_nsecs.h #define cmpxchg_cputime(ptr, old, new) cmpxchg64(ptr, old, new)