MD_SB_BYTES
for (i = 0; i < MD_SB_BYTES/4 ; i++)
ret = read_disk_sb(rdev, MD_SB_BYTES);
rdev->sb_size = MD_SB_BYTES;
mddev->bitmap_info.default_offset = MD_SB_BYTES >> 9;
mddev->bitmap_info.default_space = 64*2 - (MD_SB_BYTES >> 9);
rdev->sb_size = MD_SB_BYTES;
mddev->bitmap_info.default_offset = MD_SB_BYTES >> 9;
mddev->bitmap_info.default_space = 64*2 - (MD_SB_BYTES >> 9);
#define MD_SB_WORDS (MD_SB_BYTES / 4)
#define MD_SB_SECTORS (MD_SB_BYTES / 512)