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Searched refs:device_lock (Results 1 – 25 of 90) sorted by relevance

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/linux/drivers/misc/mei/
H A Dmain.c56 mutex_lock(&dev->device_lock); in mei_open()
74 mutex_unlock(&dev->device_lock); in mei_open()
79 mutex_unlock(&dev->device_lock); in mei_open()
123 mutex_lock(&dev->device_lock); in mei_release()
154 mutex_unlock(&dev->device_lock); in mei_release()
184 mutex_lock(&dev->device_lock); in mei_read()
218 mutex_unlock(&dev->device_lock); in mei_read()
226 mutex_lock(&dev->device_lock); in mei_read()
276 mutex_unlock(&dev->device_lock); in mei_read()
324 mutex_lock(&dev->device_lock); in mei_write()
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H A Dinit.c222 mutex_lock(&dev->device_lock); in mei_start()
256 mutex_unlock(&dev->device_lock); in mei_start()
261 mutex_unlock(&dev->device_lock); in mei_start()
277 mutex_lock(&dev->device_lock); in mei_restart()
284 mutex_unlock(&dev->device_lock); in mei_restart()
309 mutex_lock(&dev->device_lock); in mei_reset_work()
313 mutex_unlock(&dev->device_lock); in mei_reset_work()
329 mutex_lock(&dev->device_lock); in mei_stop()
331 mutex_unlock(&dev->device_lock); in mei_stop()
333 mutex_lock(&dev->device_lock); in mei_stop()
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H A Dhw-me.c479 mutex_unlock(&dev->device_lock); in mei_me_hw_ready_wait()
483 mutex_lock(&dev->device_lock); in mei_me_hw_ready_wait()
798 mutex_unlock(&dev->device_lock); in mei_me_pg_legacy_enter_sync()
802 mutex_lock(&dev->device_lock); in mei_me_pg_legacy_enter_sync()
836 mutex_unlock(&dev->device_lock); in mei_me_pg_legacy_exit_sync()
840 mutex_lock(&dev->device_lock); in mei_me_pg_legacy_exit_sync()
853 mutex_unlock(&dev->device_lock); in mei_me_pg_legacy_exit_sync()
857 mutex_lock(&dev->device_lock); in mei_me_pg_legacy_exit_sync()
990 mutex_unlock(&dev->device_lock); in mei_me_d0i3_enter_sync()
994 mutex_lock(&dev->device_lock); in mei_me_d0i3_enter_sync()
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H A Dgsc-me.c217 mutex_lock(&dev->device_lock); in mei_gsc_pm_runtime_suspend()
230 mutex_unlock(&dev->device_lock); in mei_gsc_pm_runtime_suspend()
241 mutex_lock(&dev->device_lock); in mei_gsc_pm_runtime_resume()
251 mutex_unlock(&dev->device_lock); in mei_gsc_pm_runtime_resume()
H A Dpci-txe.c275 mutex_lock(&dev->device_lock); in mei_txe_pm_runtime_suspend()
286 mutex_unlock(&dev->device_lock); in mei_txe_pm_runtime_suspend()
301 mutex_lock(&dev->device_lock); in mei_txe_pm_runtime_resume()
307 mutex_unlock(&dev->device_lock); in mei_txe_pm_runtime_resume()
H A Dbus-fixup.c384 WARN_ON(mutex_is_locked(&bus->device_lock)); in mei_nfc_if_version()
460 mutex_lock(&bus->device_lock); in mei_nfc()
484 mutex_unlock(&bus->device_lock); in mei_nfc()
503 mutex_lock(&bus->device_lock); in mei_nfc()
511 mutex_unlock(&bus->device_lock); in mei_nfc()
H A Dclient.c946 mutex_unlock(&dev->device_lock); in __mei_cl_disconnect()
951 mutex_lock(&dev->device_lock); in __mei_cl_disconnect()
1163 mutex_unlock(&dev->device_lock); in mei_cl_connect()
1170 mutex_lock(&dev->device_lock); in mei_cl_connect()
1564 mutex_unlock(&dev->device_lock); in mei_cl_notify_request()
1570 mutex_lock(&dev->device_lock); in mei_cl_notify_request()
1652 mutex_unlock(&dev->device_lock); in mei_cl_notify_get()
1654 mutex_lock(&dev->device_lock); in mei_cl_notify_get()
2088 mutex_unlock(&dev->device_lock); in mei_cl_write()
2093 mutex_lock(&dev->device_lock); in mei_cl_write()
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H A Dhw-txe.c264 mutex_unlock(&dev->device_lock); in mei_txe_aliveness_wait()
267 mutex_lock(&dev->device_lock); in mei_txe_aliveness_wait()
610 mutex_unlock(&dev->device_lock); in mei_txe_readiness_wait()
613 mutex_lock(&dev->device_lock); in mei_txe_readiness_wait()
1059 mutex_lock(&dev->device_lock); in mei_txe_irq_thread_handler()
1149 mutex_unlock(&dev->device_lock); in mei_txe_irq_thread_handler()
H A Ddebugfs.c67 mutex_lock(&dev->device_lock); in mei_dbgfs_active_show()
84 mutex_unlock(&dev->device_lock); in mei_dbgfs_active_show()
H A Dplatform-vsc.c304 guard(mutex)(&mei_dev->device_lock); in mei_vsc_event_cb()
407 mutex_lock(&mei_dev->device_lock); in mei_vsc_suspend()
412 mutex_unlock(&mei_dev->device_lock); in mei_vsc_suspend()
/linux/net/nfc/
H A Dcore.c39 device_lock(&dev->dev); in nfc_fw_download()
95 device_lock(&dev->dev); in nfc_dev_up()
143 device_lock(&dev->dev); in nfc_dev_down()
208 device_lock(&dev->dev); in nfc_start_poll()
247 device_lock(&dev->dev); in nfc_stop_poll()
292 device_lock(&dev->dev); in nfc_dep_link_up()
336 device_lock(&dev->dev); in nfc_dep_link_down()
402 device_lock(&dev->dev); in nfc_activate_target()
449 device_lock(&dev->dev); in nfc_deactivate_target()
496 device_lock(&dev->dev); in nfc_data_exchange()
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/linux/drivers/vfio/
H A Dgroup.c31 mutex_lock(&group->device_lock); in vfio_device_get_from_name()
50 mutex_unlock(&group->device_lock); in vfio_device_get_from_name()
535 mutex_destroy(&group->device_lock); in vfio_group_release()
570 mutex_init(&group->device_lock); in vfio_group_alloc()
655 mutex_lock(&group->device_lock); in vfio_group_has_device()
658 mutex_unlock(&group->device_lock); in vfio_group_has_device()
662 mutex_unlock(&group->device_lock); in vfio_group_has_device()
774 mutex_lock(&device->group->device_lock); in vfio_device_group_register()
776 mutex_unlock(&device->group->device_lock); in vfio_device_group_register()
781 mutex_lock(&device->group->device_lock); in vfio_device_group_unregister()
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/linux/Documentation/translations/zh_CN/core-api/
H A Dmemory-hotplug.rst107 - device_online()将首先接受device_lock()，然后是mem_hotplug_lock。
109 - add_memory_resource()将首先使用mem_hotplug_lock，然后是device_lock()（在创
112 由于在使用device_lock()之前，设备对用户空间是可见的，这可能导致锁的反转。
/linux/drivers/misc/
H A Dgehc-achc.c25 struct mutex device_lock; /* avoid concurrent device access */ member
445 mutex_lock(&achc->device_lock); in update_firmware_store()
447 mutex_unlock(&achc->device_lock); in update_firmware_store()
461 mutex_lock(&achc->device_lock); in reset_show()
463 mutex_unlock(&achc->device_lock); in reset_show()
482 mutex_lock(&achc->device_lock); in reset_store()
484 mutex_unlock(&achc->device_lock); in reset_store()
519 mutex_init(&achc->device_lock); in gehc_achc_probe()
/linux/drivers/net/usb/
H A Dkaweth.c200 spinlock_t device_lock; member
532 spin_lock_irqsave(&kaweth->device_lock, flags); in kaweth_usb_receive()
534 spin_unlock_irqrestore(&kaweth->device_lock, flags); in kaweth_usb_receive()
537 spin_unlock_irqrestore(&kaweth->device_lock, flags); in kaweth_usb_receive()
705 spin_lock_irq(&kaweth->device_lock); in kaweth_start_xmit()
717 spin_unlock_irq(&kaweth->device_lock); in kaweth_start_xmit()
750 spin_unlock_irq(&kaweth->device_lock); in kaweth_start_xmit()
833 spin_lock_irqsave(&kaweth->device_lock, flags); in kaweth_suspend()
835 spin_unlock_irqrestore(&kaweth->device_lock, flags); in kaweth_suspend()
849 spin_lock_irqsave(&kaweth->device_lock, flags); in kaweth_resume()
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/linux/drivers/base/
H A Ddd.c427 device_lock(dev); in coredump_store()
522 device_lock(dev); in state_synced_store()
539 device_lock(dev); in state_synced_show()
973 device_lock(dev); in __device_attach_async_helper()
1005 device_lock(dev); in __device_attach()
1094 device_lock(parent); in __device_driver_lock()
1095 device_lock(dev); in __device_driver_lock()
1203 device_lock(dev); in __driver_attach()
H A Ddriver.c74 device_lock(dev); in driver_set_override()
91 device_lock(dev); in driver_set_override()
/linux/drivers/nvdimm/
H A Dbtt_devs.c53 device_lock(dev); in sector_size_store()
82 device_lock(dev); in uuid_store()
111 device_lock(dev); in namespace_store()
129 device_lock(dev); in size_show()
/linux/drivers/hwmon/
H A Dadt7411.c102 struct mutex device_lock; /* for "atomic" device accesses */ member
122 mutex_lock(&data->device_lock); in adt7411_read_10_bit()
135 mutex_unlock(&data->device_lock); in adt7411_read_10_bit()
146 mutex_lock(&data->device_lock); in adt7411_modify_bit()
160 mutex_unlock(&data->device_lock); in adt7411_modify_bit()
682 mutex_init(&data->device_lock); in adt7411_probe()
/linux/drivers/md/
H A Draid1.c284 spin_lock_irqsave(&conf->device_lock, flags); in reschedule_retry()
287 spin_unlock_irqrestore(&conf->device_lock, flags); in reschedule_retry()
387 spin_lock_irqsave(&conf->device_lock, flags); in raid1_end_read_request()
392 spin_unlock_irqrestore(&conf->device_lock, flags); in raid1_end_read_request()
922 spin_lock_irq(&conf->device_lock); in flush_pending_writes()
929 spin_unlock_irq(&conf->device_lock); in flush_pending_writes()
945 spin_unlock_irq(&conf->device_lock); in flush_pending_writes()
1279 spin_lock_irq(&conf->device_lock); in raid1_unplug()
1281 spin_unlock_irq(&conf->device_lock); in raid1_unplug()
1687 spin_lock_irqsave(&conf->device_lock, flags); in raid1_write_request()
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H A Draid5.c86 __acquires(&conf->device_lock) in lock_device_hash_lock()
89 spin_lock(&conf->device_lock); in lock_device_hash_lock()
93 __releases(&conf->device_lock) in unlock_device_hash_lock()
95 spin_unlock(&conf->device_lock); in unlock_device_hash_lock()
100 __acquires(&conf->device_lock) in lock_all_device_hash_locks_irq()
106 spin_lock(&conf->device_lock); in lock_all_device_hash_locks_irq()
110 __releases(&conf->device_lock) in unlock_all_device_hash_locks_irq()
113 spin_unlock(&conf->device_lock); in unlock_all_device_hash_locks_irq()
175 __must_hold(&sh->raid_conf->device_lock) in raid5_wakeup_stripe_thread()
223 __must_hold(&conf->device_lock) in do_release_stripe()
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H A Draid10.c303 spin_lock_irqsave(&conf->device_lock, flags); in reschedule_retry()
306 spin_unlock_irqrestore(&conf->device_lock, flags); in reschedule_retry()
867 spin_lock_irq(&conf->device_lock); in flush_pending_writes()
874 spin_unlock_irq(&conf->device_lock); in flush_pending_writes()
900 spin_unlock_irq(&conf->device_lock); in flush_pending_writes()
1093 spin_lock_irq(&conf->device_lock); in raid10_unplug()
1095 spin_unlock_irq(&conf->device_lock); in raid10_unplug()
1290 spin_lock_irqsave(&conf->device_lock, flags); in raid10_write_one_disk()
1292 spin_unlock_irqrestore(&conf->device_lock, flags); in raid10_write_one_disk()
2021 spin_lock_irqsave(&conf->device_lock, flags); in raid10_error()
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/linux/Documentation/core-api/
H A Dmemory-hotplug.rst102 - device_online() will first take the device_lock(), followed by
105 the device_lock() (while creating the devices, during bus_add_device()).
107 As the device is visible to user space before taking the device_lock(), this
/linux/drivers/xen/xen-pciback/
H A Dpassthrough.c93 device_lock(&found_dev->dev); in __xen_pcibk_release_pci_dev()
167 device_lock(&dev->dev); in __xen_pcibk_release_devices()
H A Dvpci.c177 device_lock(&found_dev->dev); in __xen_pcibk_release_pci_dev()
221 device_lock(&dev->dev); in __xen_pcibk_release_devices()

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