#include "error.h"
#include "extents.h"
#include "inode.h"
+#include "io_misc.h"
#include "lru.h"
#include "quota.h"
#include "reflink.h"
+#include "snapshot.h"
#include "subvolume.h"
#include "xattr.h"
};
static int deleted_key_invalid(const struct bch_fs *c, struct bkey_s_c k,
- unsigned flags, struct printbuf *err)
+ enum bkey_invalid_flags flags, struct printbuf *err)
{
return 0;
}
})
static int empty_val_key_invalid(const struct bch_fs *c, struct bkey_s_c k,
- unsigned flags, struct printbuf *err)
+ enum bkey_invalid_flags flags, struct printbuf *err)
{
if (bkey_val_bytes(k.k)) {
prt_printf(err, "incorrect value size (%zu != 0)",
})
static int key_type_cookie_invalid(const struct bch_fs *c, struct bkey_s_c k,
- unsigned flags, struct printbuf *err)
+ enum bkey_invalid_flags flags, struct printbuf *err)
{
- if (bkey_val_bytes(k.k) != sizeof(struct bch_cookie)) {
- prt_printf(err, "incorrect value size (%zu != %zu)",
- bkey_val_bytes(k.k), sizeof(struct bch_cookie));
- return -BCH_ERR_invalid_bkey;
- }
-
return 0;
}
#define bch2_bkey_ops_cookie ((struct bkey_ops) { \
- .key_invalid = key_type_cookie_invalid, \
+ .key_invalid = key_type_cookie_invalid, \
+ .min_val_size = 8, \
})
#define bch2_bkey_ops_hash_whiteout ((struct bkey_ops) {\
})
static int key_type_inline_data_invalid(const struct bch_fs *c, struct bkey_s_c k,
- unsigned flags, struct printbuf *err)
+ enum bkey_invalid_flags flags, struct printbuf *err)
{
return 0;
}
})
static int key_type_set_invalid(const struct bch_fs *c, struct bkey_s_c k,
- unsigned flags, struct printbuf *err)
+ enum bkey_invalid_flags flags, struct printbuf *err)
{
if (bkey_val_bytes(k.k)) {
prt_printf(err, "incorrect value size (%zu != %zu)",
#undef x
};
+const struct bkey_ops bch2_bkey_null_ops = {
+ .min_val_size = U8_MAX,
+};
+
int bch2_bkey_val_invalid(struct bch_fs *c, struct bkey_s_c k,
- unsigned flags, struct printbuf *err)
+ enum bkey_invalid_flags flags,
+ struct printbuf *err)
{
- if (k.k->type >= KEY_TYPE_MAX) {
- prt_printf(err, "invalid type (%u >= %u)", k.k->type, KEY_TYPE_MAX);
+ const struct bkey_ops *ops = bch2_bkey_type_ops(k.k->type);
+
+ if (bkey_val_bytes(k.k) < ops->min_val_size) {
+ prt_printf(err, "bad val size (%zu < %u)",
+ bkey_val_bytes(k.k), ops->min_val_size);
return -BCH_ERR_invalid_bkey;
}
- return bch2_bkey_ops[k.k->type].key_invalid(c, k, flags, err);
+ if (!ops->key_invalid)
+ return 0;
+
+ return ops->key_invalid(c, k, flags, err);
}
-static unsigned bch2_key_types_allowed[] = {
- [BKEY_TYPE_extents] =
- (1U << KEY_TYPE_deleted)|
- (1U << KEY_TYPE_whiteout)|
- (1U << KEY_TYPE_error)|
- (1U << KEY_TYPE_cookie)|
- (1U << KEY_TYPE_extent)|
- (1U << KEY_TYPE_reservation)|
- (1U << KEY_TYPE_reflink_p)|
- (1U << KEY_TYPE_inline_data),
- [BKEY_TYPE_inodes] =
- (1U << KEY_TYPE_deleted)|
- (1U << KEY_TYPE_whiteout)|
- (1U << KEY_TYPE_inode)|
- (1U << KEY_TYPE_inode_v2)|
- (1U << KEY_TYPE_inode_v3)|
- (1U << KEY_TYPE_inode_generation),
- [BKEY_TYPE_dirents] =
- (1U << KEY_TYPE_deleted)|
- (1U << KEY_TYPE_whiteout)|
- (1U << KEY_TYPE_hash_whiteout)|
- (1U << KEY_TYPE_dirent),
- [BKEY_TYPE_xattrs] =
- (1U << KEY_TYPE_deleted)|
- (1U << KEY_TYPE_whiteout)|
- (1U << KEY_TYPE_cookie)|
- (1U << KEY_TYPE_hash_whiteout)|
- (1U << KEY_TYPE_xattr),
- [BKEY_TYPE_alloc] =
- (1U << KEY_TYPE_deleted)|
- (1U << KEY_TYPE_alloc)|
- (1U << KEY_TYPE_alloc_v2)|
- (1U << KEY_TYPE_alloc_v3)|
- (1U << KEY_TYPE_alloc_v4),
- [BKEY_TYPE_quotas] =
- (1U << KEY_TYPE_deleted)|
- (1U << KEY_TYPE_quota),
- [BKEY_TYPE_stripes] =
- (1U << KEY_TYPE_deleted)|
- (1U << KEY_TYPE_stripe),
- [BKEY_TYPE_reflink] =
- (1U << KEY_TYPE_deleted)|
- (1U << KEY_TYPE_reflink_v)|
- (1U << KEY_TYPE_indirect_inline_data),
- [BKEY_TYPE_subvolumes] =
- (1U << KEY_TYPE_deleted)|
- (1U << KEY_TYPE_subvolume),
- [BKEY_TYPE_snapshots] =
- (1U << KEY_TYPE_deleted)|
- (1U << KEY_TYPE_snapshot),
- [BKEY_TYPE_lru] =
- (1U << KEY_TYPE_deleted)|
- (1U << KEY_TYPE_set),
- [BKEY_TYPE_freespace] =
- (1U << KEY_TYPE_deleted)|
- (1U << KEY_TYPE_set),
- [BKEY_TYPE_need_discard] =
- (1U << KEY_TYPE_deleted)|
- (1U << KEY_TYPE_set),
- [BKEY_TYPE_backpointers] =
- (1U << KEY_TYPE_deleted)|
- (1U << KEY_TYPE_backpointer),
- [BKEY_TYPE_bucket_gens] =
- (1U << KEY_TYPE_deleted)|
- (1U << KEY_TYPE_bucket_gens),
+static u64 bch2_key_types_allowed[] = {
+#define x(name, nr, flags, keys) [BKEY_TYPE_##name] = BIT_ULL(KEY_TYPE_deleted)|keys,
+ BCH_BTREE_IDS()
+#undef x
[BKEY_TYPE_btree] =
- (1U << KEY_TYPE_deleted)|
- (1U << KEY_TYPE_btree_ptr)|
- (1U << KEY_TYPE_btree_ptr_v2),
+ BIT_ULL(KEY_TYPE_deleted)|
+ BIT_ULL(KEY_TYPE_btree_ptr)|
+ BIT_ULL(KEY_TYPE_btree_ptr_v2),
};
int __bch2_bkey_invalid(struct bch_fs *c, struct bkey_s_c k,
enum btree_node_type type,
- unsigned flags, struct printbuf *err)
+ enum bkey_invalid_flags flags,
+ struct printbuf *err)
{
if (k.k->u64s < BKEY_U64s) {
prt_printf(err, "u64s too small (%u < %zu)", k.k->u64s, BKEY_U64s);
return -BCH_ERR_invalid_bkey;
}
- if (!(bch2_key_types_allowed[type] & (1U << k.k->type))) {
+ if (flags & BKEY_INVALID_COMMIT &&
+ !(bch2_key_types_allowed[type] & BIT_ULL(k.k->type))) {
prt_printf(err, "invalid key type for btree %s (%s)",
bch2_btree_ids[type], bch2_bkey_types[k.k->type]);
return -BCH_ERR_invalid_bkey;
}
}
- if (type != BKEY_TYPE_btree &&
- !btree_type_has_snapshots(type) &&
- k.k->p.snapshot) {
- prt_printf(err, "nonzero snapshot");
- return -BCH_ERR_invalid_bkey;
- }
+ if (type != BKEY_TYPE_btree) {
+ if (!btree_type_has_snapshots((enum btree_id) type) &&
+ k.k->p.snapshot) {
+ prt_printf(err, "nonzero snapshot");
+ return -BCH_ERR_invalid_bkey;
+ }
- if (type != BKEY_TYPE_btree &&
- btree_type_has_snapshots(type) &&
- !k.k->p.snapshot) {
- prt_printf(err, "snapshot == 0");
- return -BCH_ERR_invalid_bkey;
- }
+ if (btree_type_has_snapshots((enum btree_id) type) &&
+ !k.k->p.snapshot) {
+ prt_printf(err, "snapshot == 0");
+ return -BCH_ERR_invalid_bkey;
+ }
- if (type != BKEY_TYPE_btree &&
- bkey_eq(k.k->p, POS_MAX)) {
- prt_printf(err, "key at POS_MAX");
- return -BCH_ERR_invalid_bkey;
+ if (bkey_eq(k.k->p, POS_MAX)) {
+ prt_printf(err, "key at POS_MAX");
+ return -BCH_ERR_invalid_bkey;
+ }
}
return 0;
int bch2_bkey_invalid(struct bch_fs *c, struct bkey_s_c k,
enum btree_node_type type,
- unsigned flags, struct printbuf *err)
+ enum bkey_invalid_flags flags,
+ struct printbuf *err)
{
return __bch2_bkey_invalid(c, k, type, flags, err) ?:
bch2_bkey_val_invalid(c, k, flags, err);
void bch2_val_to_text(struct printbuf *out, struct bch_fs *c,
struct bkey_s_c k)
{
- if (k.k->type < KEY_TYPE_MAX) {
- const struct bkey_ops *ops = &bch2_bkey_ops[k.k->type];
+ const struct bkey_ops *ops = bch2_bkey_type_ops(k.k->type);
- if (likely(ops->val_to_text))
- ops->val_to_text(out, c, k);
- } else {
- prt_printf(out, "(invalid type %u)", k.k->type);
- }
+ if (likely(ops->val_to_text))
+ ops->val_to_text(out, c, k);
}
void bch2_bkey_val_to_text(struct printbuf *out, struct bch_fs *c,
void bch2_bkey_swab_val(struct bkey_s k)
{
- const struct bkey_ops *ops = &bch2_bkey_ops[k.k->type];
+ const struct bkey_ops *ops = bch2_bkey_type_ops(k.k->type);
if (ops->swab)
ops->swab(k);
bool bch2_bkey_normalize(struct bch_fs *c, struct bkey_s k)
{
- const struct bkey_ops *ops = &bch2_bkey_ops[k.k->type];
+ const struct bkey_ops *ops = bch2_bkey_type_ops(k.k->type);
return ops->key_normalize
? ops->key_normalize(c, k)
bool bch2_bkey_merge(struct bch_fs *c, struct bkey_s l, struct bkey_s_c r)
{
- const struct bkey_ops *ops = &bch2_bkey_ops[l.k->type];
+ const struct bkey_ops *ops = bch2_bkey_type_ops(l.k->type);
- return bch2_bkey_maybe_mergable(l.k, r.k) &&
+ return ops->key_merge &&
+ bch2_bkey_maybe_mergable(l.k, r.k) &&
(u64) l.k->size + r.k->size <= KEY_SIZE_MAX &&
- bch2_bkey_ops[l.k->type].key_merge &&
!bch2_key_merging_disabled &&
ops->key_merge(c, l, r);
}
{
const struct bkey_ops *ops;
struct bkey uk;
- struct bkey_s u;
unsigned nr_compat = 5;
int i;
u->k.p.snapshot = write
? 0 : U32_MAX;
} else {
- u64 min_packed = f->field_offset[BKEY_FIELD_SNAPSHOT];
+ u64 min_packed = le64_to_cpu(f->field_offset[BKEY_FIELD_SNAPSHOT]);
u64 max_packed = min_packed +
~(~0ULL << f->bits_per_field[BKEY_FIELD_SNAPSHOT]);
}
break;
- case 4:
+ case 4: {
+ struct bkey_s u;
+
if (!bkey_packed(k)) {
u = bkey_i_to_s(packed_to_bkey(k));
} else {
if (big_endian != CPU_BIG_ENDIAN)
bch2_bkey_swab_val(u);
- ops = &bch2_bkey_ops[k->type];
+ ops = bch2_bkey_type_ops(k->type);
if (ops->compat)
ops->compat(btree_id, version, big_endian, write, u);
break;
+ }
default:
BUG();
}
projects / bcachefs-tools-debian / blobdiff