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 <[EMAIL PROTECTED]>
Signed-off-by: Andreas Dilger <[EMAIL PROTECTED]>
Signed-off-by: Mingming Cao <[EMAIL PROTECTED]>
Signed-off-by: Laurent Vivier <[EMAIL PROTECTED]>
---
 fs/ext4/super.c |    7         7 +     0 -     0 !
 1 file changed, 7 insertions(+)

Index: linux-2.6/fs/ext4/super.c
===================================================================
--- linux-2.6.orig/fs/ext4/super.c      2007-07-11 09:36:00.000000000 -0500
+++ linux-2.6/fs/ext4/super.c   2007-07-11 09:36:20.000000000 -0500
@@ -1804,6 +1804,13 @@ static int ext4_fill_super (struct super
                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)) {
-
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