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Searched refs:read_lock (Results 1 – 25 of 214) sorted by relevance

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/Linux-v4.19/drivers/iio/adc/
Denvelope-detector.c53 struct mutex read_lock; /* protects everything else */ member
209 mutex_lock(&env->read_lock); in envelope_detector_read_raw()
219 mutex_unlock(&env->read_lock); in envelope_detector_read_raw()
230 mutex_unlock(&env->read_lock); in envelope_detector_read_raw()
261 mutex_lock(&env->read_lock); in envelope_store_invert()
268 mutex_unlock(&env->read_lock); in envelope_store_invert()
298 mutex_lock(&env->read_lock); in envelope_store_comp_interval()
300 mutex_unlock(&env->read_lock); in envelope_store_comp_interval()
344 mutex_init(&env->read_lock); in envelope_detector_probe()
/Linux-v4.19/fs/
Dfilesystems.c139 read_lock(&file_systems_lock); in fs_index()
156 read_lock(&file_systems_lock); in fs_name()
176 read_lock(&file_systems_lock); in fs_maxindex()
212 read_lock(&file_systems_lock); in get_filesystem_list()
229 read_lock(&file_systems_lock); in filesystems_proc_show()
253 read_lock(&file_systems_lock); in __get_fs_type()
Dfcntl.c152 read_lock(&filp->f_owner.lock); in f_getown()
206 read_lock(&filp->f_owner.lock); in f_getown_ex()
244 read_lock(&filp->f_owner.lock); in f_getowner_uids()
784 read_lock(&fown->lock); in send_sigio()
798 read_lock(&tasklist_lock); in send_sigio()
822 read_lock(&fown->lock); in send_sigurg()
838 read_lock(&tasklist_lock); in send_sigurg()
1000 read_lock(&fa->fa_lock); in kill_fasync_rcu()
/Linux-v4.19/kernel/power/
Dprocess.c51 read_lock(&tasklist_lock); in try_to_freeze_tasks()
100 read_lock(&tasklist_lock); in try_to_freeze_tasks()
209 read_lock(&tasklist_lock); in thaw_processes()
236 read_lock(&tasklist_lock); in thaw_kernel_threads()
/Linux-v4.19/kernel/livepatch/
Dtransition.c114 read_lock(&tasklist_lock); in klp_complete_transition()
375 read_lock(&tasklist_lock); in klp_try_complete_transition()
433 read_lock(&tasklist_lock); in klp_start_transition()
481 read_lock(&tasklist_lock); in klp_init_transition()
549 read_lock(&tasklist_lock); in klp_reverse_transition()
582 read_lock(&tasklist_lock); in klp_send_signals()
628 read_lock(&tasklist_lock); in klp_force_transition()
/Linux-v4.19/drivers/gpu/drm/msm/
Dmsm_perf.c38 struct mutex read_lock; member
134 mutex_lock(&perf->read_lock); in perf_read()
152 mutex_unlock(&perf->read_lock); in perf_read()
220 mutex_init(&perf->read_lock); in msm_perf_debugfs_init()
247 mutex_destroy(&perf->read_lock); in msm_perf_debugfs_cleanup()
Dmsm_rd.c101 struct mutex read_lock; member
151 mutex_lock(&rd->read_lock); in rd_read()
174 mutex_unlock(&rd->read_lock); in rd_read()
235 mutex_destroy(&rd->read_lock); in rd_cleanup()
252 mutex_init(&rd->read_lock); in rd_init()
/Linux-v4.19/drivers/hwmon/
Dsht15.c167 struct mutex read_lock; member
461 mutex_lock(&data->read_lock); in sht15_update_status()
511 mutex_unlock(&data->read_lock); in sht15_update_status()
593 mutex_lock(&data->read_lock); in sht15_update_measurements()
609 mutex_unlock(&data->read_lock); in sht15_update_measurements()
718 mutex_lock(&data->read_lock); in sht15_store_heater()
726 mutex_unlock(&data->read_lock); in sht15_store_heater()
937 mutex_init(&data->read_lock); in sht15_probe()
1037 mutex_lock(&data->read_lock); in sht15_remove()
1039 mutex_unlock(&data->read_lock); in sht15_remove()
[all …]
/Linux-v4.19/samples/kfifo/
Drecord-example.c27 static DEFINE_MUTEX(read_lock);
144 if (mutex_lock_interruptible(&read_lock)) in fifo_read()
149 mutex_unlock(&read_lock); in fifo_read()
Dinttype-example.c27 static DEFINE_MUTEX(read_lock);
130 if (mutex_lock_interruptible(&read_lock)) in fifo_read()
135 mutex_unlock(&read_lock); in fifo_read()
Dbytestream-example.c27 static DEFINE_MUTEX(read_lock);
137 if (mutex_lock_interruptible(&read_lock)) in fifo_read()
142 mutex_unlock(&read_lock); in fifo_read()
/Linux-v4.19/kernel/printk/
Dprintk_safe.c194 static raw_spinlock_t read_lock = in __printk_safe_flush() local
195 __RAW_SPIN_LOCK_INITIALIZER(read_lock); in __printk_safe_flush()
209 raw_spin_lock_irqsave(&read_lock, flags); in __printk_safe_flush()
246 raw_spin_unlock_irqrestore(&read_lock, flags); in __printk_safe_flush()
/Linux-v4.19/net/ax25/
Dax25_uid.c57 read_lock(&ax25_uid_lock); in ax25_findbyuid()
81 read_lock(&ax25_uid_lock); in ax25_uid_ioctl()
152 read_lock(&ax25_uid_lock); in ax25_uid_seq_start()
/Linux-v4.19/drivers/gpu/drm/amd/amdgpu/
Damdgpu_mn.c88 struct mutex read_lock; member
184 mutex_lock(&amn->read_lock); in amdgpu_mn_read_lock()
185 else if (!mutex_trylock(&amn->read_lock)) in amdgpu_mn_read_lock()
190 mutex_unlock(&amn->read_lock); in amdgpu_mn_read_lock()
413 mutex_init(&amn->read_lock); in amdgpu_mn_get()
/Linux-v4.19/drivers/md/
Ddm-region-hash.c332 read_lock(&rh->hash_lock); in __rh_find()
343 read_lock(&rh->hash_lock); in dm_rh_get_state()
414 read_lock(&rh->hash_lock); in dm_rh_mark_nosync()
507 read_lock(&rh->hash_lock); in rh_inc()
544 read_lock(&rh->hash_lock); in dm_rh_dec()
604 read_lock(&rh->hash_lock); in __rh_recovery_prepare()
694 read_lock(&rh->hash_lock); in dm_rh_delay()
/Linux-v4.19/fs/btrfs/
Dlocking.c74 read_lock(&eb->lock); in btrfs_clear_lock_blocking_rw()
92 read_lock(&eb->lock); in btrfs_tree_read_lock()
126 read_lock(&eb->lock); in btrfs_tree_read_lock_atomic()
/Linux-v4.19/security/selinux/ss/
Dservices.c776 read_lock(&state->ss->policy_rwlock); in security_compute_validatetrans()
876 read_lock(&state->ss->policy_rwlock); in security_bounded_transition()
1032 read_lock(&state->ss->policy_rwlock); in security_compute_xperms_decision()
1119 read_lock(&state->ss->policy_rwlock); in security_compute_av()
1174 read_lock(&state->ss->policy_rwlock); in security_compute_av_user()
1316 read_lock(&state->ss->policy_rwlock); in security_sid_to_context_core()
1488 read_lock(&state->ss->policy_rwlock); in security_context_to_sid_core()
1663 read_lock(&state->ss->policy_rwlock); in security_compute_sid()
2259 read_lock(&state->ss->policy_rwlock); in security_policydb_len()
2280 read_lock(&state->ss->policy_rwlock); in security_port_sid()
[all …]
/Linux-v4.19/drivers/tty/
Dtty_jobctrl.c130 read_lock(&tasklist_lock); in tty_open_proc_set_tty()
197 read_lock(&tasklist_lock); in tty_signal_session_leader()
311 read_lock(&tasklist_lock); in disassociate_ctty()
348 read_lock(&tasklist_lock); in tiocsctty()
/Linux-v4.19/drivers/parisc/
Dpdc_stable.c243 read_lock(&entry->rw_lock); in pdcspath_hwpath_read()
364 read_lock(&entry->rw_lock); in pdcspath_layer_read()
561 read_lock(&pathentry->rw_lock); in pdcs_auto_read()
608 read_lock(&pathentry->rw_lock); in pdcs_timer_read()
778 read_lock(&pathentry->rw_lock); in pdcs_auto_write()
1025 read_lock(&entry->rw_lock); in pdcs_unregister_pathentries()
/Linux-v4.19/sound/core/
Dcontrol.c82 spin_lock_init(&ctl->read_lock); in snd_ctl_open()
109 spin_lock_irqsave(&ctl->read_lock, flags); in snd_ctl_empty_read_queue()
115 spin_unlock_irqrestore(&ctl->read_lock, flags); in snd_ctl_empty_read_queue()
167 read_lock(&card->ctl_files_rwlock); in snd_ctl_notify()
174 spin_lock_irqsave(&ctl->read_lock, flags); in snd_ctl_notify()
191 spin_unlock_irqrestore(&ctl->read_lock, flags); in snd_ctl_notify()
1626 spin_lock_irq(&ctl->read_lock); in snd_ctl_read()
1639 spin_unlock_irq(&ctl->read_lock); in snd_ctl_read()
1646 spin_lock_irq(&ctl->read_lock); in snd_ctl_read()
1653 spin_unlock_irq(&ctl->read_lock); in snd_ctl_read()
[all …]
/Linux-v4.19/drivers/usb/class/
Dcdc-acm.c307 spin_lock_irqsave(&acm->read_lock, flags); in acm_process_notification()
325 spin_unlock_irqrestore(&acm->read_lock, flags); in acm_process_notification()
514 spin_lock_irqsave(&acm->read_lock, flags); in acm_read_bulk_callback()
517 spin_unlock_irqrestore(&acm->read_lock, flags); in acm_read_bulk_callback()
520 spin_unlock_irqrestore(&acm->read_lock, flags); in acm_read_bulk_callback()
653 spin_lock_irq(&acm->read_lock); in acm_port_activate()
656 spin_unlock_irq(&acm->read_lock); in acm_port_activate()
824 spin_lock_irq(&acm->read_lock); in acm_tty_throttle()
826 spin_unlock_irq(&acm->read_lock); in acm_tty_throttle()
834 spin_lock_irq(&acm->read_lock); in acm_tty_unthrottle()
[all …]
/Linux-v4.19/drivers/iio/
Dindustrialio-event.c44 struct mutex read_lock; member
146 if (mutex_lock_interruptible(&ev_int->read_lock)) in iio_event_chrdev_read()
149 mutex_unlock(&ev_int->read_lock); in iio_event_chrdev_read()
469 mutex_init(&ev_int->read_lock); in iio_setup_ev_int()
/Linux-v4.19/arch/sh/mm/
Dpmb.c142 read_lock(&pmb_rwlock); in pmb_mapping_exists()
467 read_lock(&pmb_rwlock); in pmb_unmap()
532 read_lock(&pmb_rwlock); in pmb_notify()
741 read_lock(&pmb_rwlock); in pmb_resize()
881 read_lock(&pmb_rwlock); in pmb_syscore_resume()
/Linux-v4.19/arch/um/kernel/
Dreboot.c24 read_lock(&tasklist_lock); in kill_off_processes()
/Linux-v4.19/net/rxrpc/
Dproc.c38 read_lock(&rxnet->call_lock); in rxrpc_call_seq_start()
141 read_lock(&rxnet->conn_lock); in rxrpc_connection_seq_start()

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