loop: fix loop block driver discard and encryption comment

The loop driver does not support discard if encryption is enabled,
fix the comment.

Signed-off-by: Dave Young <dyoung@redhat.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Dave Young 2011-11-25 09:41:25 +01:00 committed by Jens Axboe
parent 5151412dd4
commit ae95757a90

View File

@ -422,7 +422,7 @@ static int do_bio_filebacked(struct loop_device *lo, struct bio *bio)
/* /*
* We use punch hole to reclaim the free space used by the * We use punch hole to reclaim the free space used by the
* image a.k.a. discard. However we do support discard if * image a.k.a. discard. However we do not support discard if
* encryption is enabled, because it may give an attacker * encryption is enabled, because it may give an attacker
* useful information. * useful information.
*/ */