From 82da3f09d4c518ffb596db2d1794d9e147da0a04 Mon Sep 17 00:00:00 2001 From: "Darrick J. Wong" Date: Thu, 30 Oct 2014 10:53:16 -0400 Subject: ext4: enable journal checksum when metadata checksum feature enabled commit 98c1a7593fa355fda7f5a5940c8bf5326ca964ba upstream. If metadata checksumming is turned on for the FS, we need to tell the journal to use checksumming too. Signed-off-by: Darrick J. Wong Signed-off-by: Theodore Ts'o Signed-off-by: Jiri Slaby --- fs/ext4/super.c | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'fs') diff --git a/fs/ext4/super.c b/fs/ext4/super.c index 64a94388bc8d..6795499fefab 100644 --- a/fs/ext4/super.c +++ b/fs/ext4/super.c @@ -3458,6 +3458,10 @@ static int ext4_fill_super(struct super_block *sb, void *data, int silent) #ifdef CONFIG_EXT4_FS_POSIX_ACL set_opt(sb, POSIX_ACL); #endif + /* don't forget to enable journal_csum when metadata_csum is enabled. */ + if (ext4_has_metadata_csum(sb)) + set_opt(sb, JOURNAL_CHECKSUM); + if ((def_mount_opts & EXT4_DEFM_JMODE) == EXT4_DEFM_JMODE_DATA) set_opt(sb, JOURNAL_DATA); else if ((def_mount_opts & EXT4_DEFM_JMODE) == EXT4_DEFM_JMODE_ORDERED) -- cgit v1.2.3