alloc_background.c (83f33d686553c5105ff36da4dd554c34125094e9) alloc_background.c (facafdcbc157686311dbe58649ef9d29fcf8e610)
1// SPDX-License-Identifier: GPL-2.0
2#include "bcachefs.h"
3#include "alloc_background.h"
4#include "alloc_foreground.h"
5#include "backpointers.h"
6#include "btree_cache.h"
7#include "btree_io.h"
8#include "btree_key_cache.h"

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217 for (i = 0; i < ARRAY_SIZE(BCH_ALLOC_V1_FIELD_BYTES); i++)
218 if (a->fields & (1 << i))
219 bytes += BCH_ALLOC_V1_FIELD_BYTES[i];
220
221 return DIV_ROUND_UP(bytes, sizeof(u64));
222}
223
224int bch2_alloc_v1_invalid(const struct bch_fs *c, struct bkey_s_c k,
1// SPDX-License-Identifier: GPL-2.0
2#include "bcachefs.h"
3#include "alloc_background.h"
4#include "alloc_foreground.h"
5#include "backpointers.h"
6#include "btree_cache.h"
7#include "btree_io.h"
8#include "btree_key_cache.h"

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217 for (i = 0; i < ARRAY_SIZE(BCH_ALLOC_V1_FIELD_BYTES); i++)
218 if (a->fields & (1 << i))
219 bytes += BCH_ALLOC_V1_FIELD_BYTES[i];
220
221 return DIV_ROUND_UP(bytes, sizeof(u64));
222}
223
224int bch2_alloc_v1_invalid(const struct bch_fs *c, struct bkey_s_c k,
225 int rw, struct printbuf *err)
225 unsigned flags, struct printbuf *err)
226{
227 struct bkey_s_c_alloc a = bkey_s_c_to_alloc(k);
228
229 /* allow for unknown fields */
230 if (bkey_val_u64s(a.k) < bch_alloc_v1_val_u64s(a.v)) {
231 prt_printf(err, "incorrect value size (%zu < %u)",
232 bkey_val_u64s(a.k), bch_alloc_v1_val_u64s(a.v));
233 return -BCH_ERR_invalid_bkey;
234 }
235
236 return 0;
237}
238
239int bch2_alloc_v2_invalid(const struct bch_fs *c, struct bkey_s_c k,
226{
227 struct bkey_s_c_alloc a = bkey_s_c_to_alloc(k);
228
229 /* allow for unknown fields */
230 if (bkey_val_u64s(a.k) < bch_alloc_v1_val_u64s(a.v)) {
231 prt_printf(err, "incorrect value size (%zu < %u)",
232 bkey_val_u64s(a.k), bch_alloc_v1_val_u64s(a.v));
233 return -BCH_ERR_invalid_bkey;
234 }
235
236 return 0;
237}
238
239int bch2_alloc_v2_invalid(const struct bch_fs *c, struct bkey_s_c k,
240 int rw, struct printbuf *err)
240 unsigned flags, struct printbuf *err)
241{
242 struct bkey_alloc_unpacked u;
243
244 if (bch2_alloc_unpack_v2(&u, k)) {
245 prt_printf(err, "unpack error");
246 return -BCH_ERR_invalid_bkey;
247 }
248
249 return 0;
250}
251
252int bch2_alloc_v3_invalid(const struct bch_fs *c, struct bkey_s_c k,
241{
242 struct bkey_alloc_unpacked u;
243
244 if (bch2_alloc_unpack_v2(&u, k)) {
245 prt_printf(err, "unpack error");
246 return -BCH_ERR_invalid_bkey;
247 }
248
249 return 0;
250}
251
252int bch2_alloc_v3_invalid(const struct bch_fs *c, struct bkey_s_c k,
253 int rw, struct printbuf *err)
253 unsigned flags, struct printbuf *err)
254{
255 struct bkey_alloc_unpacked u;
256
257 if (bch2_alloc_unpack_v3(&u, k)) {
258 prt_printf(err, "unpack error");
259 return -BCH_ERR_invalid_bkey;
260 }
261
262 return 0;
263}
264
265int bch2_alloc_v4_invalid(const struct bch_fs *c, struct bkey_s_c k,
254{
255 struct bkey_alloc_unpacked u;
256
257 if (bch2_alloc_unpack_v3(&u, k)) {
258 prt_printf(err, "unpack error");
259 return -BCH_ERR_invalid_bkey;
260 }
261
262 return 0;
263}
264
265int bch2_alloc_v4_invalid(const struct bch_fs *c, struct bkey_s_c k,
266 int rw, struct printbuf *err)
266 unsigned flags, struct printbuf *err)
267{
268 struct bkey_s_c_alloc_v4 a = bkey_s_c_to_alloc_v4(k);
267{
268 struct bkey_s_c_alloc_v4 a = bkey_s_c_to_alloc_v4(k);
269 int rw = flags & WRITE;
269
270 if (alloc_v4_u64s(a.v) != bkey_val_u64s(k.k)) {
271 prt_printf(err, "bad val size (%lu != %u)",
272 bkey_val_u64s(k.k), alloc_v4_u64s(a.v));
273 return -BCH_ERR_invalid_bkey;
274 }
275
276 if (!BCH_ALLOC_V4_BACKPOINTERS_START(a.v) &&

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615static unsigned alloc_gen(struct bkey_s_c k, unsigned offset)
616{
617 return k.k->type == KEY_TYPE_bucket_gens
618 ? bkey_s_c_to_bucket_gens(k).v->gens[offset]
619 : 0;
620}
621
622int bch2_bucket_gens_invalid(const struct bch_fs *c, struct bkey_s_c k,
270
271 if (alloc_v4_u64s(a.v) != bkey_val_u64s(k.k)) {
272 prt_printf(err, "bad val size (%lu != %u)",
273 bkey_val_u64s(k.k), alloc_v4_u64s(a.v));
274 return -BCH_ERR_invalid_bkey;
275 }
276
277 if (!BCH_ALLOC_V4_BACKPOINTERS_START(a.v) &&

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616static unsigned alloc_gen(struct bkey_s_c k, unsigned offset)
617{
618 return k.k->type == KEY_TYPE_bucket_gens
619 ? bkey_s_c_to_bucket_gens(k).v->gens[offset]
620 : 0;
621}
622
623int bch2_bucket_gens_invalid(const struct bch_fs *c, struct bkey_s_c k,
623 int rw, struct printbuf *err)
624 unsigned flags, struct printbuf *err)
624{
625 if (bkey_val_bytes(k.k) != sizeof(struct bch_bucket_gens)) {
626 prt_printf(err, "bad val size (%lu != %zu)",
627 bkey_val_bytes(k.k), sizeof(struct bch_bucket_gens));
628 return -BCH_ERR_invalid_bkey;
629 }
630
631 return 0;

--- 1562 unchanged lines hidden --- 		625{
626 if (bkey_val_bytes(k.k) != sizeof(struct bch_bucket_gens)) {
627 prt_printf(err, "bad val size (%lu != %zu)",
628 bkey_val_bytes(k.k), sizeof(struct bch_bucket_gens));
629 return -BCH_ERR_invalid_bkey;
630 }
631
632 return 0;

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