diff options
| author | Kent Overstreet <kent.overstreet@gmail.com> | 2021-09-26 18:19:46 -0400 |
|---|---|---|
| committer | Kent Overstreet <kent.overstreet@gmail.com> | 2021-09-26 19:50:47 -0400 |
| commit | e61b61c03bf1f1eedc5e2dbd6887f77e45144a31 (patch) | |
| tree | 2c76026f16805aa1a3e15bab77415b7e7f84131b /libbcachefs/bkey_methods.c | |
| parent | 9942fc82d43baf261342d2550cd22609bf4f81b1 (diff) | |
Update bcachefs sources to 386f00b639 bcachefs: Snapshot creation, deletion
Diffstat (limited to 'libbcachefs/bkey_methods.c')
| -rw-r--r-- | libbcachefs/bkey_methods.c | 33 |
1 files changed, 25 insertions, 8 deletions
diff --git a/libbcachefs/bkey_methods.c b/libbcachefs/bkey_methods.c index a03b5514..874defd8 100644 --- a/libbcachefs/bkey_methods.c +++ b/libbcachefs/bkey_methods.c @@ -11,6 +11,7 @@ #include "inode.h" #include "quota.h" #include "reflink.h" +#include "subvolume.h" #include "xattr.h" const char * const bch2_bkey_types[] = { @@ -30,7 +31,7 @@ static const char *deleted_key_invalid(const struct bch_fs *c, .key_invalid = deleted_key_invalid, \ } -#define bch2_bkey_ops_discard (struct bkey_ops) { \ +#define bch2_bkey_ops_whiteout (struct bkey_ops) { \ .key_invalid = deleted_key_invalid, \ } @@ -100,6 +101,8 @@ const char *bch2_bkey_val_invalid(struct bch_fs *c, struct bkey_s_c k) 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)| @@ -107,26 +110,43 @@ static unsigned bch2_key_types_allowed[] = { (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_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), [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_btree] = + (1U << KEY_TYPE_deleted)| (1U << KEY_TYPE_btree_ptr)| (1U << KEY_TYPE_btree_ptr_v2), }; @@ -134,21 +154,18 @@ static unsigned bch2_key_types_allowed[] = { const char *__bch2_bkey_invalid(struct bch_fs *c, struct bkey_s_c k, enum btree_node_type type) { - unsigned key_types_allowed = (1U << KEY_TYPE_deleted)| - bch2_key_types_allowed[type] ; - if (k.k->u64s < BKEY_U64s) return "u64s too small"; - if (!(key_types_allowed & (1U << k.k->type))) + if (!(bch2_key_types_allowed[type] & (1U << k.k->type))) return "invalid key type for this btree"; if (type == BKEY_TYPE_btree && bkey_val_u64s(k.k) > BKEY_BTREE_PTR_VAL_U64s_MAX) return "value too big"; - if (btree_node_type_is_extents(type)) { - if ((k.k->size == 0) != bkey_deleted(k.k)) + if (btree_node_type_is_extents(type) && !bkey_whiteout(k.k)) { + if (k.k->size == 0) return "bad size field"; if (k.k->size > k.k->p.offset) @@ -165,7 +182,7 @@ const char *__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 != U32_MAX) + !k.k->p.snapshot) return "invalid snapshot field"; if (type != BKEY_TYPE_btree && |