From b6924225c292593189e90604c395f87cbd4130ba Mon Sep 17 00:00:00 2001 From: "Darrick J. Wong" Date: Mon, 19 Jan 2015 15:59:58 -0500 Subject: jbd2: complain about descriptor block checksum errors We should complain in dmesg when journal recovery fails on account of the descriptor block being corrupt, so that the diagnostic data can be recovered. Signed-off-by: Darrick J. Wong Signed-off-by: Theodore Ts'o --- fs/jbd2/recovery.c | 3 +++ 1 file changed, 3 insertions(+) (limited to 'fs/jbd2/recovery.c') diff --git a/fs/jbd2/recovery.c b/fs/jbd2/recovery.c index bcbef08a4d8f..b5128c6e63ad 100644 --- a/fs/jbd2/recovery.c +++ b/fs/jbd2/recovery.c @@ -524,6 +524,9 @@ static int do_one_pass(journal_t *journal, if (descr_csum_size > 0 && !jbd2_descr_block_csum_verify(journal, bh->b_data)) { + printk(KERN_ERR "JBD2: Invalid checksum " + "recovering block %lu in log\n", + next_log_block); err = -EIO; brelse(bh); goto failed; -- cgit v1.2.3