docs: core-api/gfp_mask-from-fs-io: add a label for cross-referencing
Signed-off-by: Mike Rapoport <rppt@linux.vnet.ibm.com>Signed-off-by: Jonathan Corbet <corbet@lwn.net>
authored by Mike Rapoport and committed by Jonathan Corbet 7 years ago 8ff7e072 ad98b602