GPIOF_EXPORT_CHANGEABLE   55 drivers/gpio/gpiolib-legacy.c 		err = gpiod_export(desc, flags & GPIOF_EXPORT_CHANGEABLE);
GPIOF_EXPORT_CHANGEABLE   42 include/linux/gpio.h #define GPIOF_EXPORT_DIR_CHANGEABLE (GPIOF_EXPORT | GPIOF_EXPORT_CHANGEABLE)