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| author | Jose R. Santos <jrs@us.ibm.com> | 2007-07-18 08:37:25 -0400 |
|---|---|---|
| committer | Theodore Ts'o <tytso@mit.edu> | 2007-07-18 08:37:25 -0400 |
| commit | eb40a09c679d7f9709f7087add57f2e1c7122bb3 (patch) | |
| tree | 63037cd1cba5a7abd6d6ce0d74c0137ddae51dfb /fs | |
| parent | c29c0ae7f282828da3695167ed870131798348d9 (diff) | |
| download | linux-eb40a09c679d7f9709f7087add57f2e1c7122bb3.tar.gz | |
ext4: Set the journal JBD2_FEATURE_INCOMPAT_64BIT on large devices
Set the journals JBD2_FEATURE_INCOMPAT_64BIT on devices with more than 32bit block sizes during mount time. This ensure proper record lenth when writing to the journal. Signed-off-by: Jose R. Santos <jrs@us.ibm.com> Signed-off-by: Andreas Dilger <adilger@clusterfs.com> Signed-off-by: Mingming Cao <cmm@us.ibm.com> Signed-off-by: Laurent Vivier <Laurent.Vivier@bull.net> Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/ext4/super.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/fs/ext4/super.c b/fs/ext4/super.c index 9c8baf460588..af0835187e76 100644 --- a/fs/ext4/super.c +++ b/fs/ext4/super.c @@ -1813,6 +1813,13 @@ static int ext4_fill_super (struct super_block *sb, void *data, int silent) goto failed_mount3; } + if (ext4_blocks_count(es) > 0xffffffffULL && + !jbd2_journal_set_features(EXT4_SB(sb)->s_journal, 0, 0, + JBD2_FEATURE_INCOMPAT_64BIT)) { + printk(KERN_ERR "ext4: Failed to set 64-bit journal feature\n"); + goto failed_mount4; + } + /* We have now updated the journal if required, so we can * validate the data journaling mode. */ switch (test_opt(sb, DATA_FLAGS)) { |