168 	struct mutex device_list_lock;	/* protects video_device_list */  member
1176 	mutex_lock(&video->device_list_lock);  in acpi_video_bus_get_one_device()
1178 	mutex_unlock(&video->device_list_lock);  in acpi_video_bus_get_one_device()
1199 	mutex_lock(&video->device_list_lock);  in acpi_video_device_rebind()
1204 	mutex_unlock(&video->device_list_lock);  in acpi_video_device_rebind()
1773 	mutex_lock(&video->device_list_lock);  in acpi_video_run_bcl_for_osi()
1778 	mutex_unlock(&video->device_list_lock);  in acpi_video_run_bcl_for_osi()
1793 	mutex_lock(&video->device_list_lock);  in acpi_video_bus_register_backlight()
1796 	mutex_unlock(&video->device_list_lock);  in acpi_video_bus_register_backlight()
1834 	mutex_lock(&video->device_list_lock);  in acpi_video_bus_unregister_backlight()
1837 	mutex_unlock(&video->device_list_lock);  in acpi_video_bus_unregister_backlight()
1895 	mutex_lock(&video->device_list_lock);  in acpi_video_bus_add_notify_handler()
1898 	mutex_unlock(&video->device_list_lock);  in acpi_video_bus_add_notify_handler()
1924 	mutex_lock(&video->device_list_lock);  in acpi_video_bus_remove_notify_handler()
1927 	mutex_unlock(&video->device_list_lock);  in acpi_video_bus_remove_notify_handler()
1988 	mutex_lock(&video->device_list_lock);  in acpi_video_bus_put_devices()
1993 	mutex_unlock(&video->device_list_lock);  in acpi_video_bus_put_devices()
2047 	mutex_init(&video->device_list_lock);  in acpi_video_bus_add()