docs: path-lookup: update get_link() ->follow_link description
authorFox Chen <foxhlchen@gmail.com>
Thu, 27 May 2021 09:16:16 +0000 (17:16 +0800)
committerJonathan Corbet <corbet@lwn.net>
Fri, 18 Jun 2021 17:36:08 +0000 (11:36 -0600)
commit3c1be84b8d82959a6b7fedb598b8781fa1d09421
tree9062508d62735ee0e5f4fda21ae9b6363202cd66
parentde9414adafe4da174212909e054222948aa620fc
docs: path-lookup: update get_link() ->follow_link description

get_link() is merged into pick_link(). i_op->follow_link is
replaced with i_op->get_link(). get_link() can return ERR_PTR(0)
which equals NULL.

Signed-off-by: Fox Chen <foxhlchen@gmail.com>
Reviewed-by: NeilBrown <neilb@suse.de>
Link: https://lore.kernel.org/r/20210527091618.287093-12-foxhlchen@gmail.com
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
Documentation/filesystems/path-lookup.rst