blktab
blkhash_free(struct blktab *p)
q = &st->blktab->q[fhash % st->blktab->qsz];
struct blktab *
struct blktab *p;
if ((p = calloc(1, sizeof(struct blktab))) == NULL) {
blkhash_set(struct blktab *p, const struct blkset *bset)
struct blktab *blktab; /* hashtable of blocks */
struct blktab *blkhash_alloc(void);
int blkhash_set(struct blktab *, const struct blkset *);
void blkhash_free(struct blktab *);
up.stat.blktab = blkhash_alloc();
blkhash_set(up.stat.blktab, up.cur->blks);
blkhash_free(up.stat.blktab);