linux/Documentation/ABI/testing/sysfs-devices-coredump

What:		/sys/devices/.../coredump
Date:		December 2017
Contact:	Arend van Spriel <[email protected]>
Description:
		The /sys/devices/.../coredump attribute is only present when the
		device is bound to a driver, which provides the .coredump()
		callback. The attribute is write only. Anything written to this
		file will trigger the .coredump() callback.

		Available when CONFIG_DEV_COREDUMP is enabled.