diff options
Diffstat (limited to 'tools/perf/bench/futex.h')
| -rw-r--r-- | tools/perf/bench/futex.h | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/tools/perf/bench/futex.h b/tools/perf/bench/futex.h index 6ac45093fac46..71f2844cf97f8 100644 --- a/tools/perf/bench/futex.h +++ b/tools/perf/bench/futex.h @@ -55,4 +55,17 @@ futex_wake(u_int32_t *uaddr, int nr_wake, int opflags) return futex(uaddr, FUTEX_WAKE, nr_wake, NULL, NULL, 0, opflags); } +/** +* futex_cmp_requeue() - requeue tasks from uaddr to uaddr2 +* @nr_wake: wake up to this many tasks +* @nr_requeue: requeue up to this many tasks +*/ +static inline int +futex_cmp_requeue(u_int32_t *uaddr, u_int32_t val, u_int32_t *uaddr2, int nr_wake, + int nr_requeue, int opflags) +{ + return futex(uaddr, FUTEX_CMP_REQUEUE, nr_wake, nr_requeue, uaddr2, + val, opflags); +} + #endif /* _FUTEX_H */ |