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Searched refs:_QR_BIAS (Results 1 – 2 of 2) sorted by relevance

/Linux-v5.4/include/asm-generic/
Dqrwlock.h25 #define _QR_BIAS (1U << _QR_SHIFT) macro
44 cnts = (u32)atomic_add_return_acquire(_QR_BIAS, &lock->cnts); in queued_read_trylock()
47 atomic_sub(_QR_BIAS, &lock->cnts); in queued_read_trylock()
76 cnts = atomic_add_return_acquire(_QR_BIAS, &lock->cnts); in queued_read_lock()
107 (void)atomic_sub_return_release(_QR_BIAS, &lock->cnts); in queued_read_unlock()
/Linux-v5.4/kernel/locking/
Dqrwlock.c36 atomic_sub(_QR_BIAS, &lock->cnts); in queued_read_lock_slowpath()
42 atomic_add(_QR_BIAS, &lock->cnts); in queued_read_lock_slowpath()