| /Linux-v4.19/Documentation/i2c/ |
| D | i2c-topology | 36 mux-locked or parent-locked muxes. As is evident from below, it can be
37 useful to know if a mux is mux-locked or if it is parent-locked. The
41 i2c-arb-gpio-challenge Parent-locked
42 i2c-mux-gpio Normally parent-locked, mux-locked iff
45 i2c-mux-gpmux Normally parent-locked, mux-locked iff
47 i2c-mux-ltc4306 Mux-locked
48 i2c-mux-mlxcpld Parent-locked
49 i2c-mux-pca9541 Parent-locked
50 i2c-mux-pca954x Parent-locked
51 i2c-mux-pinctrl Normally parent-locked, mux-locked iff
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| /Linux-v4.19/drivers/gpu/drm/ttm/ |
| D | ttm_lock.c | 68 bool locked = false; in __ttm_read_lock() local
78 locked = true; in __ttm_read_lock()
81 return locked; in __ttm_read_lock()
97 static bool __ttm_read_trylock(struct ttm_lock *lock, bool *locked) in __ttm_read_trylock() argument
101 *locked = false; in __ttm_read_trylock()
112 *locked = true; in __ttm_read_trylock()
124 bool locked; in ttm_read_trylock() local
128 (lock->queue, __ttm_read_trylock(lock, &locked)); in ttm_read_trylock()
130 wait_event(lock->queue, __ttm_read_trylock(lock, &locked)); in ttm_read_trylock()
133 BUG_ON(locked); in ttm_read_trylock()
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| /Linux-v4.19/kernel/locking/ |
| D | qspinlock_paravirt.h | 93 (cmpxchg_acquire(&lock->locked, 0, _Q_LOCKED_VAL) == 0)) { in pv_hybrid_queued_unfair_trylock()
123 return !READ_ONCE(lock->locked) && in trylock_clear_pending()
304 if (READ_ONCE(node->locked)) in pv_wait_node()
324 if (!READ_ONCE(node->locked)) { in pv_wait_node()
344 qstat_inc(qstat_pv_spurious_wakeup, !READ_ONCE(node->locked)); in pv_wait_node()
392 WRITE_ONCE(lock->locked, _Q_SLOW_VAL); in pv_kick_node()
457 if (xchg(&lock->locked, _Q_SLOW_VAL) == 0) { in pv_wait_head_or_lock()
463 WRITE_ONCE(lock->locked, _Q_LOCKED_VAL); in pv_wait_head_or_lock()
471 pv_wait(&lock->locked, _Q_SLOW_VAL); in pv_wait_head_or_lock()
494 __pv_queued_spin_unlock_slowpath(struct qspinlock *lock, u8 locked) in __pv_queued_spin_unlock_slowpath() argument
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| D | mcs_spinlock.h | 20 int locked; /* 1 if lock acquired */ member
70 node->locked = 0; in mcs_spin_lock()
94 arch_mcs_spin_lock_contended(&node->locked); in mcs_spin_lock()
118 arch_mcs_spin_unlock_contended(&next->locked); in mcs_spin_unlock()
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| D | osq_lock.c | 97 node->locked = 0; in osq_lock()
137 while (!READ_ONCE(node->locked)) { in osq_lock()
169 if (smp_load_acquire(&node->locked)) in osq_lock()
224 WRITE_ONCE(next->locked, 1); in osq_unlock()
230 WRITE_ONCE(next->locked, 1); in osq_unlock()
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| D | qspinlock.c | 242 WRITE_ONCE(lock->locked, _Q_LOCKED_VAL); in set_locked()
387 node->locked = 0; in queued_spin_lock_slowpath()
427 arch_mcs_spin_lock_contended(&node->locked); in queued_spin_lock_slowpath()
462 goto locked; in queued_spin_lock_slowpath()
466 locked: in queued_spin_lock_slowpath()
497 arch_mcs_spin_unlock_contended(&next->locked); in queued_spin_lock_slowpath()
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| /Linux-v4.19/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/ |
| D | locks.h | 58 bool locked; member
65 return __sync_bool_compare_and_swap(&lock->locked, false, true); in lock_impl_trylock()
68 bool old_locked = lock->locked; in lock_impl_trylock()
69 lock->locked = true; in lock_impl_trylock()
96 BUG_ON(!__sync_bool_compare_and_swap(&lock->locked, true, false)); in lock_impl_unlock()
102 bool old_locked = lock->locked; in lock_impl_unlock()
103 lock->locked = false; in lock_impl_unlock()
112 lock->locked = false; in lock_impl_init()
115 #define LOCK_IMPL_INITIALIZER {.locked = false}
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| /Linux-v4.19/scripts/coccinelle/locks/ |
| D | double_lock.cocci | 16 @locked@
41 position p1 != locked.p1;
42 position locked.p;
44 expression x <= locked.E1;
45 expression E,locked.E1;
64 expression x <= locked.E1;
65 expression locked.E1;
68 position locked.p,p1,p2;
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| D | call_kern.cocci | 38 @locked exists@
73 @depends on locked && patch@
80 @depends on locked && !patch@
89 p1 << locked.p1;
90 p2 << locked.p2;
100 p1 << locked.p1;
101 p2 << locked.p2;
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| /Linux-v4.19/drivers/media/dvb-frontends/ |
| D | lgs8gxx.c | 305 static int lgs8gxx_is_locked(struct lgs8gxx_state *priv, u8 *locked) in lgs8gxx_is_locked() argument
318 *locked = ((t & 0x80) == 0x80) ? 1 : 0; in lgs8gxx_is_locked()
320 *locked = ((t & 0xC0) == 0xC0) ? 1 : 0; in lgs8gxx_is_locked()
325 static int lgs8gxx_wait_ca_lock(struct lgs8gxx_state *priv, u8 *locked) in lgs8gxx_wait_ca_lock() argument
341 *locked = (ret == 0) ? 1 : 0; in lgs8gxx_wait_ca_lock()
369 u8 *locked) in lgs8gxx_autolock_gi() argument
394 err = lgs8gxx_wait_ca_lock(priv, locked); in lgs8gxx_autolock_gi()
395 if (err || !(*locked)) in lgs8gxx_autolock_gi()
403 *locked = 0; in lgs8gxx_autolock_gi()
413 u8 locked = 0, tmp_gi; in lgs8gxx_auto_detect() local
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| D | atbm8830.c | 156 static int is_locked(struct atbm_state *priv, u8 *locked) in is_locked() argument
162 if (locked != NULL) in is_locked()
163 *locked = (status == 1); in is_locked()
270 u8 locked = 0; in atbm8830_set_fe() local
286 is_locked(priv, &locked); in atbm8830_set_fe()
287 if (locked != 0) { in atbm8830_set_fe()
338 u8 locked = 0; in atbm8830_read_status() local
344 is_locked(priv, &locked); in atbm8830_read_status()
345 if (locked) { in atbm8830_read_status()
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| /Linux-v4.19/sound/core/seq/ |
| D | seq_queue.h | 43 unsigned int locked:1, /* timer is only accesibble by owner if set */ member
71 struct snd_seq_queue *snd_seq_queue_alloc(int client, int locked, unsigned int flags);
103 int snd_seq_queue_set_owner(int queueid, int client, int locked);
104 int snd_seq_queue_set_locked(int queueid, int client, int locked);
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| D | seq_queue.c | 109 static struct snd_seq_queue *queue_new(int owner, int locked) in queue_new() argument
135 q->locked = locked; in queue_new()
181 struct snd_seq_queue *snd_seq_queue_alloc(int client, int locked, unsigned int info_flags) in snd_seq_queue_alloc() argument
185 q = queue_new(client, locked); in snd_seq_queue_alloc()
355 return (q->owner == client) || (!q->locked && !q->klocked); in check_access()
405 int snd_seq_queue_set_owner(int queueid, int client, int locked) in snd_seq_queue_set_owner() argument
417 q->locked = locked ? 1 : 0; in snd_seq_queue_set_owner()
768 snd_iprintf(buffer, "lock status : %s\n", q->locked ? "Locked" : "Free"); in snd_seq_info_queues_read()
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| /Linux-v4.19/drivers/thermal/ |
| D | intel_quark_dts_thermal.c | 106 bool locked; member
138 if (!aux_entry->locked) { in soc_dts_enable()
171 if (!aux_entry->locked) { in soc_dts_disable()
234 if (aux_entry->locked) { in update_trip_temp()
351 if (!aux_entry->locked) { in free_soc_dts()
387 aux_entry->locked = true; in alloc_soc_dts()
390 aux_entry->locked = false; in alloc_soc_dts()
395 if (!aux_entry->locked) { in alloc_soc_dts()
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| /Linux-v4.19/mm/ |
| D | mremap.c | 258 bool *locked, struct vm_userfaultfd_ctx *uf, in move_vma() argument
364 *locked = true; in move_vma()
413 unsigned long locked, lock_limit; in vma_to_resize() local
414 locked = mm->locked_vm << PAGE_SHIFT; in vma_to_resize()
416 locked += new_len - old_len; in vma_to_resize()
417 if (locked > lock_limit && !capable(CAP_IPC_LOCK)) in vma_to_resize()
436 unsigned long new_addr, unsigned long new_len, bool *locked, in mremap_to() argument
484 ret = move_vma(vma, addr, old_len, new_len, new_addr, locked, uf, in mremap_to()
523 bool locked = false; in SYSCALL_DEFINE5() local
553 &locked, &uf, &uf_unmap_early, &uf_unmap); in SYSCALL_DEFINE5()
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| D | frame_vector.c | 41 int locked; in get_vaddr_frames() local
50 locked = 1; in get_vaddr_frames()
74 gup_flags, (struct page **)(vec->ptrs), &locked); in get_vaddr_frames()
102 if (locked) in get_vaddr_frames()
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| D | gup.c | 870 int *locked, in __get_user_pages_locked() argument
876 if (locked) { in __get_user_pages_locked()
880 BUG_ON(*locked != 1); in __get_user_pages_locked()
890 vmas, locked); in __get_user_pages_locked()
891 if (!locked) in __get_user_pages_locked()
896 if (!*locked) { in __get_user_pages_locked()
911 if (*locked) { in __get_user_pages_locked()
929 *locked = 1; in __get_user_pages_locked()
947 if (lock_dropped && *locked) { in __get_user_pages_locked()
953 *locked = 0; in __get_user_pages_locked()
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| D | mlock.c | 673 unsigned long locked; in do_mlock() local
685 locked = len >> PAGE_SHIFT; in do_mlock()
690 locked += current->mm->locked_vm; in do_mlock()
691 if ((locked > lock_limit) && (!capable(CAP_IPC_LOCK))) { in do_mlock()
698 locked -= count_mm_mlocked_page_nr(current->mm, in do_mlock()
703 if ((locked <= lock_limit) || capable(CAP_IPC_LOCK)) in do_mlock()
842 unsigned long lock_limit, locked; in user_shm_lock() local
845 locked = (size + PAGE_SIZE - 1) >> PAGE_SHIFT; in user_shm_lock()
852 locked + user->locked_shm > lock_limit && !capable(CAP_IPC_LOCK)) in user_shm_lock()
855 user->locked_shm += locked; in user_shm_lock()
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| D | compaction.c | 381 unsigned long flags, bool *locked, struct compact_control *cc) in compact_unlock_should_abort() argument
383 if (*locked) { in compact_unlock_should_abort()
385 *locked = false; in compact_unlock_should_abort()
442 bool locked = false; in isolate_freepages_block() local
460 &locked, cc)) in isolate_freepages_block()
496 if (!locked) { in isolate_freepages_block()
505 locked = compact_trylock_irqsave(&cc->zone->lock, in isolate_freepages_block()
507 if (!locked) in isolate_freepages_block()
543 if (locked) in isolate_freepages_block()
699 bool locked = false; in isolate_migratepages_block() local
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| /Linux-v4.19/Documentation/devicetree/bindings/i2c/ |
| D | i2c-mux-gpmux.txt | 31 - mux-locked: If present, explicitly allow unrelated I2C transactions on the
41 If mux-locked is not present, the multiplexer is assumed to be parent-locked.
44 The properties of mux-locked and parent-locked multiplexers are discussed
65 mux-locked;
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| /Linux-v4.19/drivers/vme/ |
| D | vme_bridge.h | 19 int locked; member
32 int locked; member
65 int locked; member
76 int locked; member
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| D | vme.c | 323 (slave_image->locked == 0)) { in vme_slave_request()
325 slave_image->locked = 1; in vme_slave_request()
349 slave_image->locked = 0; in vme_slave_request()
472 if (slave_image->locked == 0) in vme_slave_free()
475 slave_image->locked = 0; in vme_slave_free()
525 (master_image->locked == 0)) { in vme_master_request()
527 master_image->locked = 1; in vme_master_request()
553 master_image->locked = 0; in vme_master_request()
852 if (master_image->locked == 0) in vme_master_free()
855 master_image->locked = 0; in vme_master_free()
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| /Linux-v4.19/drivers/mfd/ |
| D | ab3100-otp.c | 51 bool locked; member
83 otp->locked = (otpp & 0x80); in ab3100_otp_read()
103 seq_printf(s, "OTP is %s\n", otp->locked ? "LOCKED" : "UNLOCKED"); in ab3100_show_otp()
164 SHOW_AB3100_ATTR(locked)
174 __ATTR(locked, S_IRUGO, ab3100_otp_locked_show, NULL),
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| /Linux-v4.19/drivers/misc/ |
| D | vmw_balloon.c | 555 int locked, hv_status; in vmballoon_lock_page() local
561 locked = vmballoon_send_lock_page(b, page_to_pfn(page), &hv_status, in vmballoon_lock_page()
563 if (locked) { in vmballoon_lock_page()
566 if (locked == -EIO && in vmballoon_lock_page()
584 return locked; in vmballoon_lock_page()
599 int locked, i; in vmballoon_lock_batched_page() local
602 locked = vmballoon_send_batched_lock(b, num_pages, is_2m_pages, in vmballoon_lock_batched_page()
604 if (locked > 0) { in vmballoon_lock_batched_page()
621 locked = vmballoon_batch_get_status(b->batch_page, i); in vmballoon_lock_batched_page()
623 switch (locked) { in vmballoon_lock_batched_page()
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| /Linux-v4.19/Documentation/x86/ |
| D | intel_rdt_ui.txt | 93 "P" - Corresponding region is pseudo-locked. No
181 When the resouce group is in pseudo-locked mode this file will
183 pseudo-locked region.
205 cache pseudo-locked region is created by first writing
207 pseudo-locked region's schemata to the resource group's "schemata"
208 file. On successful pseudo-locked region creation the mode will
209 automatically change to "pseudo-locked".
435 pseudo-locked memory is made accessible to user space where an
439 The creation of a cache pseudo-locked region is triggered by a request
441 to be pseudo-locked. The cache pseudo-locked region is created as follows:
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