1 // SPDX-License-Identifier: GPL-2.0
6 int bch2_keylist_realloc(struct keylist *l, u64 *inline_u64s,
7 size_t nr_inline_u64s, size_t new_u64s)
9 size_t oldsize = bch2_keylist_u64s(l);
10 size_t newsize = oldsize + new_u64s;
11 u64 *old_buf = l->keys_p == inline_u64s ? NULL : l->keys_p;
14 newsize = roundup_pow_of_two(newsize);
16 if (newsize <= nr_inline_u64s ||
17 (old_buf && roundup_pow_of_two(oldsize) == newsize))
20 new_keys = krealloc(old_buf, sizeof(u64) * newsize, GFP_NOIO);
25 memcpy_u64s(new_keys, inline_u64s, oldsize);
28 l->top_p = new_keys + oldsize;
33 void bch2_keylist_add_in_order(struct keylist *l, struct bkey_i *insert)
37 for_each_keylist_key(l, where)
38 if (bkey_cmp(insert->k.p, where->k.p) < 0)
41 memmove_u64s_up((u64 *) where + insert->k.u64s,
43 ((u64 *) l->top) - ((u64 *) where));
45 l->top_p += insert->k.u64s;
46 bkey_copy(where, insert);
49 void bch2_keylist_pop_front(struct keylist *l)
51 l->top_p -= bch2_keylist_front(l)->k.u64s;
53 memmove_u64s_down(l->keys,
55 bch2_keylist_u64s(l));
58 #ifdef CONFIG_BCACHEFS_DEBUG
59 void bch2_verify_keylist_sorted(struct keylist *l)
63 for_each_keylist_key(l, k)
64 BUG_ON(bkey_next(k) != l->top &&
65 bkey_cmp(k->k.p, bkey_next(k)->k.p) >= 0);