taglinefilesource code
EXT2_DESC_PER_BLOCK173include/linux/ext2_fs.h# define EXT2_DESC_PER_BLOCK(s)    ((s)->u.ext2_sb.s_desc_per_block)
EXT2_DESC_PER_BLOCK177include/linux/ext2_fs.h# define EXT2_DESC_PER_BLOCK(s)    (EXT2_BLOCK_SIZE(s) / sizeof (struct ext2_group_desc))