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Diffstat (limited to 'libbcachefs/bkey_methods.c')
-rw-r--r--libbcachefs/bkey_methods.c83
1 files changed, 41 insertions, 42 deletions
diff --git a/libbcachefs/bkey_methods.c b/libbcachefs/bkey_methods.c
index 79f3fbe9..1381166b 100644
--- a/libbcachefs/bkey_methods.c
+++ b/libbcachefs/bkey_methods.c
@@ -118,17 +118,15 @@ const struct bkey_ops bch2_bkey_ops[] = {
#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)
{
- const struct bkey_ops *ops;
-
- if (k.k->type >= KEY_TYPE_MAX) {
- prt_printf(err, "invalid type (%u >= %u)", k.k->type, KEY_TYPE_MAX);
- return -BCH_ERR_invalid_bkey;
- }
-
- ops = &bch2_bkey_ops[k.k->type];
+ 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)",
@@ -136,6 +134,9 @@ int bch2_bkey_val_invalid(struct bch_fs *c, struct bkey_s_c k,
return -BCH_ERR_invalid_bkey;
}
+ if (!ops->key_invalid)
+ return 0;
+
return ops->key_invalid(c, k, flags, err);
}
@@ -215,14 +216,16 @@ static unsigned bch2_key_types_allowed[] = {
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] & (1U << 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;
@@ -246,24 +249,23 @@ int __bch2_bkey_invalid(struct bch_fs *c, struct bkey_s_c k,
}
}
- 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;
@@ -271,7 +273,8 @@ int __bch2_bkey_invalid(struct bch_fs *c, struct bkey_s_c k,
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);
@@ -340,14 +343,10 @@ void bch2_bkey_to_text(struct printbuf *out, const struct bkey *k)
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,
@@ -363,7 +362,7 @@ 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);
@@ -371,7 +370,7 @@ void bch2_bkey_swab_val(struct bkey_s 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)
@@ -380,11 +379,11 @@ bool bch2_bkey_normalize(struct bch_fs *c, struct bkey_s 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);
}
@@ -484,7 +483,7 @@ void __bch2_bkey_compat(unsigned level, enum btree_id btree_id,
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]);
@@ -509,7 +508,7 @@ void __bch2_bkey_compat(unsigned level, enum btree_id btree_id,
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);
generated by cgit v1.2.3 (git 2.39.1) at 2024-07-03 02:44:06 +0000