diff options
| author | Kent Overstreet <kent.overstreet@linux.dev> | 2024-04-11 23:38:07 -0400 |
|---|---|---|
| committer | Kent Overstreet <kent.overstreet@linux.dev> | 2024-04-13 22:48:16 -0400 |
| commit | 87cb0239c87f608fd48fb50f9f53f129dcfd73f4 (patch) | |
| tree | c83ece260f4f5d2d05d9768c933cb9a9e82ff6db | |
| parent | 031ad9e7dbd18c63e671fc4d98be3082189b8a63 (diff) | |
| download | linux-87cb0239c87f608fd48fb50f9f53f129dcfd73f4.tar.gz | |
bcachefs: btree node scan: handle encrypted nodes
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
| -rw-r--r-- | fs/bcachefs/btree_node_scan.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/fs/bcachefs/btree_node_scan.c b/fs/bcachefs/btree_node_scan.c index 556f76f5c84e16..20f2b37c4474cb 100644 --- a/fs/bcachefs/btree_node_scan.c +++ b/fs/bcachefs/btree_node_scan.c @@ -133,9 +133,19 @@ static void try_read_btree_node(struct find_btree_nodes *f, struct bch_dev *ca, if (le64_to_cpu(bn->magic) != bset_magic(c)) return; + if (bch2_csum_type_is_encryption(BSET_CSUM_TYPE(&bn->keys))) { + struct nonce nonce = btree_nonce(&bn->keys, 0); + unsigned bytes = (void *) &bn->keys - (void *) &bn->flags; + + bch2_encrypt(c, BSET_CSUM_TYPE(&bn->keys), nonce, &bn->flags, bytes); + } + if (btree_id_is_alloc(BTREE_NODE_ID(bn))) return; + if (BTREE_NODE_LEVEL(bn) >= BTREE_MAX_DEPTH) + return; + rcu_read_lock(); struct found_btree_node n = { .btree_id = BTREE_NODE_ID(bn), |