ext4_extent
ext4_ext_extent_pblock(struct ext4_extent *extent)
ext4_ext_store_pblock(struct ext4_extent *ex, e4fs_daddr_t pb)
ext4_ext_in_cache(struct inode *ip, daddr_t lbn, struct ext4_extent *ep)
ext4_can_extents_be_merged(struct ext4_extent *ex1,
struct ext4_extent *ex2)
ext4_ext_get_actual_len(struct ext4_extent *ext)
ext4_ext_print_extent(struct ext4_extent *ep)
struct ext4_extent *ep_ext;
#define EXT_FIRST_EXTENT(hdr) ((struct ext4_extent *)(((char *)(hdr)) + \
(sizeof(struct ext4_extent) * le16toh((hdr)->eh_max)))
int ext4_ext_in_cache(struct inode *, daddr_t, struct ext4_extent *);
struct ext4_extent *ep;
ep = (struct ext4_extent *)(char *)(ehp + 1);