cachefiles: Explain checks in a comment
authorDavid Howells <dhowells@redhat.com>
Fri, 7 Jan 2022 10:51:13 +0000 (10:51 +0000)
committerDavid Howells <dhowells@redhat.com>
Fri, 21 Jan 2022 21:36:28 +0000 (21:36 +0000)
commit14b9d0902dfa25dac9c41bf346aa655fdeafe5b2
tree7f7d282b76af3da8c6e8cb7d68afddb2ac8a1441
parentb64a3314989df8e44c114f377808407f36dbf4f4
cachefiles: Explain checks in a comment

Add a comment to explain the checks that cachefiles is making of the
backing filesystem[1].

Suggested-by: Jeff Layton <jlayton@kernel.org>
Signed-off-by: David Howells <dhowells@redhat.com>
Reviewed-by: Jeff Layton <jlayton@kernel.org>
cc: linux-cachefs@redhat.com
Link: https://lore.kernel.org/r/568749bd7cc02908ecf6f3d6a611b6f9cf5c4afd.camel@kernel.org/
Link: https://lore.kernel.org/r/164251405621.3435901.771439791811515914.stgit@warthog.procyon.org.uk/
fs/cachefiles/cache.c