EXT4_FEATURE_RO_COMPAT_METADATA_CSUM 1871 fs/ext4/ext4.h 					 EXT4_FEATURE_RO_COMPAT_METADATA_CSUM|\
EXT4_FEATURE_RO_COMPAT_METADATA_CSUM 4876 fs/ext4/super.c 	     EXT4_FEATURE_RO_COMPAT_METADATA_CSUM) &&