18 static DEFINE_MUTEX(sysfs_lock);
47 	mutex_lock(&sysfs_lock);  in gpio_direction_show()
58 	mutex_unlock(&sysfs_lock);  in gpio_direction_show()
68 	mutex_lock(&sysfs_lock);  in gpio_direction_store()
81 	mutex_unlock(&sysfs_lock);  in gpio_direction_store()
94 	mutex_lock(&sysfs_lock);  in gpio_value_show()
101 	mutex_unlock(&sysfs_lock);  in gpio_value_show()
111 	mutex_lock(&sysfs_lock);  in gpio_value_store()
127 	mutex_unlock(&sysfs_lock);  in gpio_value_store()
238 	mutex_lock(&sysfs_lock);  in gpio_edge_show()
255 	mutex_unlock(&sysfs_lock);  in gpio_edge_show()
272 	mutex_lock(&sysfs_lock);  in gpio_edge_store()
282 	mutex_unlock(&sysfs_lock);  in gpio_edge_store()
320 	mutex_lock(&sysfs_lock);  in gpio_active_low_show()
328 	mutex_unlock(&sysfs_lock);  in gpio_active_low_show()
339 	mutex_lock(&sysfs_lock);  in gpio_active_low_store()
351 	mutex_unlock(&sysfs_lock);  in gpio_active_low_store()
574 	mutex_lock(&sysfs_lock);  in gpiod_export()
615 	mutex_unlock(&sysfs_lock);  in gpiod_export()
619 	mutex_unlock(&sysfs_lock);  in gpiod_export()
651 	mutex_lock(&sysfs_lock);  in gpiod_export_link()
666 	mutex_unlock(&sysfs_lock);  in gpiod_export_link()
697 	mutex_lock(&sysfs_lock);  in gpiod_sysfs_set_active_low()
710 	mutex_unlock(&sysfs_lock);  in gpiod_sysfs_set_active_low()
735 	mutex_lock(&sysfs_lock);  in gpiod_unexport()
748 	mutex_unlock(&sysfs_lock);  in gpiod_unexport()
774 	mutex_lock(&sysfs_lock);  in gpiochip_export()
783 	mutex_unlock(&sysfs_lock);  in gpiochip_export()
798 	mutex_lock(&sysfs_lock);  in gpiochip_unexport()
808 	mutex_unlock(&sysfs_lock);  in gpiochip_unexport()