MD_FEATURE_BITMAP_OFFSET
if ((le32_to_cpu(sb->feature_map) & MD_FEATURE_BITMAP_OFFSET) &&
(MD_FEATURE_BITMAP_OFFSET | MD_FEATURE_JOURNAL))
sb->feature_map = cpu_to_le32(MD_FEATURE_BITMAP_OFFSET);
#define MD_FEATURE_ALL (MD_FEATURE_BITMAP_OFFSET \