--- fs/jbd/journal.c

+++ fs/jbd/journal.c

@@ -1913,7 +1913,7 @@ static void __init jbd_create_debugfs_en

{

jbd_debugfs_dir = debugfs_create_dir("jbd", NULL);

if (jbd_debugfs_dir)

- jbd_debug = debugfs_create_u8("jbd-debug", S_IRUGO,

+ jbd_debug = debugfs_create_u8("jbd-debug", S_IRUGO | S_IWUSR,

jbd_debugfs_dir,

&journal_enable_debug);

}