[PATCH 4.18 83/88] ext4: show test_dummy_encryption mount option in /proc/mounts
From: Greg Kroah-Hartman
Date: Thu Sep 27 2018 - 05:15:24 EST
4.18-stable review patch. If anyone has any objections, please let me know.
------------------
From: Eric Biggers <ebiggers@xxxxxxxxxx>
commit 338affb548c243d2af25b1ca628e67819350de6b upstream.
When in effect, add "test_dummy_encryption" to _ext4_show_options() so
that it is shown in /proc/mounts and other relevant procfs files.
Signed-off-by: Eric Biggers <ebiggers@xxxxxxxxxx>
Signed-off-by: Theodore Ts'o <tytso@xxxxxxx>
Cc: stable@xxxxxxxxxxxxxxx
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
fs/ext4/super.c | 2 ++
1 file changed, 2 insertions(+)
--- a/fs/ext4/super.c
+++ b/fs/ext4/super.c
@@ -2126,6 +2126,8 @@ static int _ext4_show_options(struct seq
SEQ_OPTS_PRINT("max_dir_size_kb=%u", sbi->s_max_dir_size_kb);
if (test_opt(sb, DATA_ERR_ABORT))
SEQ_OPTS_PUTS("data_err=abort");
+ if (DUMMY_ENCRYPTION_ENABLED(sbi))
+ SEQ_OPTS_PUTS("test_dummy_encryption");
ext4_show_quota_options(seq, sb);
return 0;