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| author | Theodore Ts'o <tytso@mit.edu> | 2009-09-05 12:50:43 -0400 |
|---|---|---|
| committer | Theodore Ts'o <tytso@mit.edu> | 2009-09-05 12:50:43 -0400 |
| commit | d0646f7b636d067d715fab52a2ba9c6f0f46b0d7 (patch) | |
| tree | f7b3ae9510e8c789651d99fee0c22867e6ccba94 /fs/ext4/super.c | |
| parent | a3710fd1ee8cd542c5de63cf2c39f8912031f867 (diff) | |
| download | talos-op-linux-d0646f7b636d067d715fab52a2ba9c6f0f46b0d7.tar.gz talos-op-linux-d0646f7b636d067d715fab52a2ba9c6f0f46b0d7.zip | |
ext4: Remove journal_checksum mount option and enable it by default
There's no real cost for the journal checksum feature, and we should
make sure it is enabled all the time.
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
Diffstat (limited to 'fs/ext4/super.c')
| -rw-r--r-- | fs/ext4/super.c | 20 |
1 files changed, 6 insertions, 14 deletions
diff --git a/fs/ext4/super.c b/fs/ext4/super.c index 4037fe0b5a5c..f1815d3bcfd5 100644 --- a/fs/ext4/super.c +++ b/fs/ext4/super.c @@ -1280,11 +1280,9 @@ static int parse_options(char *options, struct super_block *sb, *journal_devnum = option; break; case Opt_journal_checksum: - set_opt(sbi->s_mount_opt, JOURNAL_CHECKSUM); - break; + break; /* Kept for backwards compatibility */ case Opt_journal_async_commit: set_opt(sbi->s_mount_opt, JOURNAL_ASYNC_COMMIT); - set_opt(sbi->s_mount_opt, JOURNAL_CHECKSUM); break; case Opt_noload: set_opt(sbi->s_mount_opt, NOLOAD); @@ -2751,20 +2749,14 @@ static int ext4_fill_super(struct super_block *sb, void *data, int silent) goto failed_mount4; } - if (test_opt(sb, JOURNAL_ASYNC_COMMIT)) { - jbd2_journal_set_features(sbi->s_journal, - JBD2_FEATURE_COMPAT_CHECKSUM, 0, + jbd2_journal_set_features(sbi->s_journal, + JBD2_FEATURE_COMPAT_CHECKSUM, 0, 0); + if (test_opt(sb, JOURNAL_ASYNC_COMMIT)) + jbd2_journal_set_features(sbi->s_journal, 0, 0, JBD2_FEATURE_INCOMPAT_ASYNC_COMMIT); - } else if (test_opt(sb, JOURNAL_CHECKSUM)) { - jbd2_journal_set_features(sbi->s_journal, - JBD2_FEATURE_COMPAT_CHECKSUM, 0, 0); + else jbd2_journal_clear_features(sbi->s_journal, 0, 0, JBD2_FEATURE_INCOMPAT_ASYNC_COMMIT); - } else { - jbd2_journal_clear_features(sbi->s_journal, - JBD2_FEATURE_COMPAT_CHECKSUM, 0, - JBD2_FEATURE_INCOMPAT_ASYNC_COMMIT); - } /* We have now updated the journal if required, so we can * validate the data journaling mode. */ |
