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Searched refs:rwb (Results 1 – 3 of 3) sorted by relevance

/linux-6.3-rc2/block/
A Dblk-wbt.c219 else if (rwb->wc && !wb_recent_wait(rwb)) in wbt_rqw_done()
265 wb_timestamp(rwb, &rwb->last_comp); in wbt_done()
378 rwb->wb_normal = rwb->wb_background = 0; in calc_wb_limits()
380 rwb->wb_normal = rwb->rq_depth.max_depth; in calc_wb_limits()
418 rwb->cur_win_nsec = div_u64(rwb->win_nsec << 4, in rwb_arm_timer()
425 rwb->cur_win_nsec = rwb->win_nsec; in rwb_arm_timer()
607 .rwb = rwb, in __wbt_wait()
672 wb_timestamp(rwb, &rwb->last_issue); in wbt_wait()
920 rwb = kzalloc(sizeof(*rwb), GFP_KERNEL); in wbt_init()
921 if (!rwb) in wbt_init()
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/linux-6.3-rc2/kernel/locking/
A Drwbase_rt.c80 atomic_inc(&rwb->readers); in __rwbase_read_lock()
131 atomic_inc(&rwb->readers); in __rwbase_read_lock()
136 trace_contention_end(rwb, ret); in __rwbase_read_lock()
143 if (rwbase_read_trylock(rwb)) in rwbase_read_lock()
146 return __rwbase_read_lock(rwb, state); in rwbase_read_lock()
183 __rwbase_read_unlock(rwb, state); in rwbase_read_unlock()
250 if (__rwbase_write_trylock(rwb)) in rwbase_write_lock()
260 trace_contention_end(rwb, -EINTR); in rwbase_write_lock()
264 if (__rwbase_write_trylock(rwb)) in rwbase_write_lock()
274 trace_contention_end(rwb, 0); in rwbase_write_lock()
[all …]
/linux-6.3-rc2/include/linux/
A Drwbase_rt.h29 static __always_inline bool rw_base_is_locked(struct rwbase_rt *rwb) in rw_base_is_locked() argument
31 return atomic_read(&rwb->readers) != READER_BIAS; in rw_base_is_locked()
34 static __always_inline bool rw_base_is_contended(struct rwbase_rt *rwb) in rw_base_is_contended() argument
36 return atomic_read(&rwb->readers) > 0; in rw_base_is_contended()

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