bch_keybuf_check_overlapping
bool bch_keybuf_check_overlapping(struct keybuf *buf, struct bkey *start,
bch_keybuf_check_overlapping(&s->iop.c->moving_gc_keys,
bch_keybuf_check_overlapping(&s->iop.c->moving_gc_keys, &start, &end);
if (bch_keybuf_check_overlapping(&dc->writeback_keys, &start, &end)) {