docs: path-lookup: update i_op->put_link and cookie description

No inode->put_link operation anymore. We use delayed_call to
deal with link destruction. Cookie has been replaced with
struct delayed_call.

Related commit: commit fceef393a5 ("switch ->get_link() to
delayed_call, kill ->put_link()")

Signed-off-by: Fox Chen <foxhlchen@gmail.com>
Reviewed-by: NeilBrown <neilb@suse.de>
Link: https://lore.kernel.org/r/20210527091618.287093-9-foxhlchen@gmail.com
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
This commit is contained in:
Fox Chen 2021-05-27 17:16:13 +08:00 • committed by Jonathan Corbet
commit 671f73356f