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ext4: show test_dummy_encryption mount option in /proc/mounts

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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@google.com>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Cc: stable@vger.kernel.org
This commit is contained in:
Eric Biggers 2018-09-15 14:28:26 -04:00 committed by Theodore Ts'o
parent b1f382178d
commit 338affb548
1 changed files with 2 additions and 0 deletions
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fs/ext4/super.c
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@ -2145,6 +2145,8 @@ static int _ext4_show_options(struct seq_file *seq, struct super_block *sb,
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;