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Searched refs:FUTEX_WAITERS (Results 1 – 4 of 4) sorted by relevance

/Linux-v5.10/include/uapi/linux/
Dfutex.h100 #define FUTEX_WAITERS 0x80000000 macro
/Linux-v5.10/Documentation/locking/
Dpi-futex.rst97 of the rt-mutex, and the FUTEX_WAITERS bit is atomically set in the
102 FUTEX_WAITERS|TID.
108 If the unlock fastpath fails (because the FUTEX_WAITERS bit is set),
Drobust-futexes.rst200 the futex field atomically. Waiters set the FUTEX_WAITERS bit::
202 #define FUTEX_WAITERS 0x80000000
/Linux-v5.10/kernel/
Dfutex.c1401 newval |= FUTEX_WAITERS; in futex_lock_pi_atomic()
1413 newval = uval | FUTEX_WAITERS; in futex_lock_pi_atomic()
1505 newval = FUTEX_WAITERS | task_pid_vnr(new_owner); in wake_futex_pi()
2413 newtid = task_pid_vnr(newowner) | FUTEX_WAITERS; in fixup_pi_state_owner()
3496 mval = (uval & FUTEX_WAITERS) | FUTEX_OWNER_DIED; in handle_futex_death()
3531 if (!pi && (uval & FUTEX_WAITERS)) in handle_futex_death()