autofs: add comment about autofs_mountpoint_changed()
authorIan Kent <raven@themaw.net>
Fri, 8 Jul 2022 01:43:18 +0000 (09:43 +0800)
committerakpm <akpm@linux-foundation.org>
Mon, 18 Jul 2022 00:31:42 +0000 (17:31 -0700)
commitba97a0a3a31a2451607ebf601c0b7c4b1322ce9a
tree7e86630bebba7fb0b7e1e7a6aad5569bce5c594b
parenta4a87303874c1a7d49cc18a8fe33676b0002ffbf
autofs: add comment about autofs_mountpoint_changed()

The function autofs_mountpoint_changed() is unusual, add a comment about
two cases for which it is needed.

Link: https://lkml.kernel.org/r/165724459804.30914.10974834416046555127.stgit@donald.themaw.net
Signed-off-by: Ian Kent <raven@themaw.net>
Cc: Al Viro <viro@ZenIV.linux.org.uk>
Cc: David Howells <dhowells@redhat.com>
Cc: Miklos Szeredi <miklos@szeredi.hu>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
fs/autofs/root.c