JBD2_CRC32_CHKSUM  123 fs/jbd2/commit.c 		tmp->h_chksum_type 	= JBD2_CRC32_CHKSUM;
JBD2_CRC32_CHKSUM  624 fs/jbd2/recovery.c 				    cbh->h_chksum_type == JBD2_CRC32_CHKSUM &&