diff options
-rw-r--r-- | fs/bcachefs/alloc_background.c | 2 | ||||
-rw-r--r-- | fs/bcachefs/btree_gc.c | 9 | ||||
-rw-r--r-- | fs/bcachefs/btree_iter.h | 63 | ||||
-rw-r--r-- | fs/bcachefs/btree_update_leaf.c | 15 | ||||
-rw-r--r-- | fs/bcachefs/buckets.c | 45 | ||||
-rw-r--r-- | fs/bcachefs/ec.c | 4 | ||||
-rw-r--r-- | fs/bcachefs/fsck.c | 4 | ||||
-rw-r--r-- | fs/bcachefs/lru.c | 18 | ||||
-rw-r--r-- | fs/bcachefs/migrate.c | 4 | ||||
-rw-r--r-- | fs/bcachefs/move.c | 4 | ||||
-rw-r--r-- | fs/bcachefs/subvolume.c | 108 |
11 files changed, 114 insertions, 162 deletions
diff --git a/fs/bcachefs/alloc_background.c b/fs/bcachefs/alloc_background.c index cef5de13a6e4..860ac8fc5833 100644 --- a/fs/bcachefs/alloc_background.c +++ b/fs/bcachefs/alloc_background.c @@ -491,7 +491,7 @@ static int bch2_bucket_do_index(struct btree_trans *trans, a->data_type != BCH_DATA_need_discard) return 0; - k = bch2_trans_kmalloc(trans, sizeof(*k)); + k = bch2_trans_kmalloc_nomemzero(trans, sizeof(*k)); if (IS_ERR(k)) return PTR_ERR(k); diff --git a/fs/bcachefs/btree_gc.c b/fs/bcachefs/btree_gc.c index d4a0e0a716c5..fdc9de6e9908 100644 --- a/fs/bcachefs/btree_gc.c +++ b/fs/bcachefs/btree_gc.c @@ -1578,15 +1578,12 @@ static int bch2_gc_write_reflink_key(struct btree_trans *trans, " should be %u", (bch2_bkey_val_to_text(&buf, c, k), buf.buf), r->refcount)) { - struct bkey_i *new; + struct bkey_i *new = bch2_bkey_make_mut(trans, k); - new = bch2_trans_kmalloc(trans, bkey_bytes(k.k)); ret = PTR_ERR_OR_ZERO(new); if (ret) return ret; - bkey_reassemble(new, k); - if (!r->refcount) new->k.type = KEY_TYPE_deleted; else @@ -1903,13 +1900,11 @@ static int gc_btree_gens_key(struct btree_trans *trans, percpu_up_read(&c->mark_lock); return 0; update: - u = bch2_trans_kmalloc(trans, bkey_bytes(k.k)); + u = bch2_bkey_make_mut(trans, k); ret = PTR_ERR_OR_ZERO(u); if (ret) return ret; - bkey_reassemble(u, k); - bch2_extent_normalize(c, bkey_i_to_s(u)); return bch2_trans_update(trans, iter, u, 0); } diff --git a/fs/bcachefs/btree_iter.h b/fs/bcachefs/btree_iter.h index 3cf0b453a4c0..98ff39bcd8f2 100644 --- a/fs/bcachefs/btree_iter.h +++ b/fs/bcachefs/btree_iter.h @@ -404,19 +404,76 @@ void *__bch2_trans_kmalloc(struct btree_trans *, size_t); static inline void *bch2_trans_kmalloc(struct btree_trans *trans, size_t size) { - unsigned new_top = trans->mem_top + size; - void *p = trans->mem + trans->mem_top; + size = roundup(size, 8); + + if (likely(trans->mem_top + size <= trans->mem_bytes)) { + void *p = trans->mem + trans->mem_top; - if (likely(new_top <= trans->mem_bytes)) { trans->mem_top += size; memset(p, 0, size); return p; } else { return __bch2_trans_kmalloc(trans, size); + } +} +static inline void *bch2_trans_kmalloc_nomemzero(struct btree_trans *trans, size_t size) +{ + size = roundup(size, 8); + + if (likely(trans->mem_top + size <= trans->mem_bytes)) { + void *p = trans->mem + trans->mem_top; + + trans->mem_top += size; + return p; + } else { + return __bch2_trans_kmalloc(trans, size); } } +static inline struct bkey_i *bch2_bkey_make_mut(struct btree_trans *trans, struct bkey_s_c k) +{ + struct bkey_i *mut = bch2_trans_kmalloc_nomemzero(trans, bkey_bytes(k.k)); + + if (!IS_ERR(mut)) + bkey_reassemble(mut, k); + return mut; +} + +static inline struct bkey_i *bch2_bkey_get_mut(struct btree_trans *trans, + struct btree_iter *iter) +{ + struct bkey_s_c k = bch2_btree_iter_peek_slot(iter); + + return unlikely(IS_ERR(k.k)) + ? ERR_CAST(k.k) + : bch2_bkey_make_mut(trans, k); +} + +#define bch2_bkey_get_mut_typed(_trans, _iter, _type) \ +({ \ + struct bkey_i *_k = bch2_bkey_get_mut(_trans, _iter); \ + struct bkey_i_##_type *_ret; \ + \ + if (IS_ERR(_k)) \ + _ret = ERR_CAST(_k); \ + else if (unlikely(_k->k.type != KEY_TYPE_##_type)) \ + _ret = ERR_PTR(-ENOENT); \ + else \ + _ret = bkey_i_to_##_type(_k); \ + _ret; \ +}) + +#define bch2_bkey_alloc(_trans, _iter, _type) \ +({ \ + struct bkey_i_##_type *_k = bch2_trans_kmalloc_nomemzero(_trans, sizeof(*_k));\ + if (!IS_ERR(_k)) { \ + bkey_##_type##_init(&_k->k_i); \ + _k->k.p = (_iter)->pos; \ + } \ + _k; \ +}) + u32 bch2_trans_begin(struct btree_trans *); static inline struct btree * diff --git a/fs/bcachefs/btree_update_leaf.c b/fs/bcachefs/btree_update_leaf.c index f986f1774b51..ca15ed33a204 100644 --- a/fs/bcachefs/btree_update_leaf.c +++ b/fs/bcachefs/btree_update_leaf.c @@ -1196,13 +1196,11 @@ static noinline int extent_front_merge(struct btree_trans *trans, struct bkey_i *update; int ret; - update = bch2_trans_kmalloc(trans, bkey_bytes(k.k)); + update = bch2_bkey_make_mut(trans, k); ret = PTR_ERR_OR_ZERO(update); if (ret) return ret; - bkey_reassemble(update, k); - if (!bch2_bkey_merge(c, bkey_i_to_s(update), bkey_i_to_s_c(*insert))) return 0; @@ -1287,12 +1285,10 @@ int bch2_trans_update_extent(struct btree_trans *trans, trans->extra_journal_res += compressed_sectors; if (front_split) { - update = bch2_trans_kmalloc(trans, bkey_bytes(k.k)); + update = bch2_bkey_make_mut(trans, k); if ((ret = PTR_ERR_OR_ZERO(update))) goto err; - bkey_reassemble(update, k); - bch2_cut_back(start, update); bch2_trans_iter_init(trans, &update_iter, btree_id, update->k.p, @@ -1311,12 +1307,10 @@ int bch2_trans_update_extent(struct btree_trans *trans, if (k.k->p.snapshot != insert->k.p.snapshot && (front_split || back_split)) { - update = bch2_trans_kmalloc(trans, bkey_bytes(k.k)); + update = bch2_bkey_make_mut(trans, k); if ((ret = PTR_ERR_OR_ZERO(update))) goto err; - bkey_reassemble(update, k); - bch2_cut_front(start, update); bch2_cut_back(insert->k.p, update); @@ -1360,11 +1354,10 @@ int bch2_trans_update_extent(struct btree_trans *trans, } if (back_split) { - update = bch2_trans_kmalloc(trans, bkey_bytes(k.k)); + update = bch2_bkey_make_mut(trans, k); if ((ret = PTR_ERR_OR_ZERO(update))) goto err; - bkey_reassemble(update, k); bch2_cut_front(insert->k.p, update); ret = bch2_trans_update_by_path(trans, iter.path, update, diff --git a/fs/bcachefs/buckets.c b/fs/bcachefs/buckets.c index 2e657ded03ff..49cb2589f47c 100644 --- a/fs/bcachefs/buckets.c +++ b/fs/bcachefs/buckets.c @@ -1400,7 +1400,6 @@ static int bch2_trans_mark_stripe_ptr(struct btree_trans *trans, s64 sectors, enum bch_data_type data_type) { struct btree_iter iter; - struct bkey_s_c k; struct bkey_i_stripe *s; struct bch_replicas_padded r; int ret = 0; @@ -1408,20 +1407,16 @@ static int bch2_trans_mark_stripe_ptr(struct btree_trans *trans, bch2_trans_iter_init(trans, &iter, BTREE_ID_stripes, POS(0, p.ec.idx), BTREE_ITER_INTENT| BTREE_ITER_WITH_UPDATES); - k = bch2_btree_iter_peek_slot(&iter); - ret = bkey_err(k); - if (ret) - goto err; - - if (k.k->type != KEY_TYPE_stripe) { - bch2_trans_inconsistent(trans, + s = bch2_bkey_get_mut_typed(trans, &iter, stripe); + ret = PTR_ERR_OR_ZERO(s); + if (unlikely(ret)) { + bch2_trans_inconsistent_on(ret == -ENOENT, trans, "pointer to nonexistent stripe %llu", (u64) p.ec.idx); - ret = -EIO; goto err; } - if (!bch2_ptr_matches_stripe(bkey_s_c_to_stripe(k).v, p)) { + if (!bch2_ptr_matches_stripe(&s->v, p)) { bch2_trans_inconsistent(trans, "stripe pointer doesn't match stripe %llu", (u64) p.ec.idx); @@ -1429,12 +1424,6 @@ static int bch2_trans_mark_stripe_ptr(struct btree_trans *trans, goto err; } - s = bch2_trans_kmalloc(trans, bkey_bytes(k.k)); - ret = PTR_ERR_OR_ZERO(s); - if (ret) - goto err; - - bkey_reassemble(&s->k_i, k); stripe_blockcount_set(&s->v, p.ec.block, stripe_blockcount_get(&s->v, p.ec.block) + sectors); @@ -1710,8 +1699,7 @@ static int __bch2_trans_mark_reflink_p(struct btree_trans *trans, { struct bch_fs *c = trans->c; struct btree_iter iter; - struct bkey_s_c k; - struct bkey_i *n; + struct bkey_i *k; __le64 *refcount; int add = !(flags & BTREE_TRIGGER_OVERWRITE) ? 1 : -1; struct printbuf buf = PRINTBUF; @@ -1720,19 +1708,12 @@ static int __bch2_trans_mark_reflink_p(struct btree_trans *trans, bch2_trans_iter_init(trans, &iter, BTREE_ID_reflink, POS(0, *idx), BTREE_ITER_INTENT| BTREE_ITER_WITH_UPDATES); - k = bch2_btree_iter_peek_slot(&iter); - ret = bkey_err(k); + k = bch2_bkey_get_mut(trans, &iter); + ret = PTR_ERR_OR_ZERO(k); if (ret) goto err; - n = bch2_trans_kmalloc(trans, bkey_bytes(k.k)); - ret = PTR_ERR_OR_ZERO(n); - if (ret) - goto err; - - bkey_reassemble(n, k); - - refcount = bkey_refcount(n); + refcount = bkey_refcount(k); if (!refcount) { bch2_bkey_val_to_text(&buf, c, p.s_c); bch2_trans_inconsistent(trans, @@ -1756,12 +1737,12 @@ static int __bch2_trans_mark_reflink_p(struct btree_trans *trans, u64 pad; pad = max_t(s64, le32_to_cpu(v->front_pad), - le64_to_cpu(v->idx) - bkey_start_offset(k.k)); + le64_to_cpu(v->idx) - bkey_start_offset(&k->k)); BUG_ON(pad > U32_MAX); v->front_pad = cpu_to_le32(pad); pad = max_t(s64, le32_to_cpu(v->back_pad), - k.k->p.offset - p.k->size - le64_to_cpu(v->idx)); + k->k.p.offset - p.k->size - le64_to_cpu(v->idx)); BUG_ON(pad > U32_MAX); v->back_pad = cpu_to_le32(pad); } @@ -1769,11 +1750,11 @@ static int __bch2_trans_mark_reflink_p(struct btree_trans *trans, le64_add_cpu(refcount, add); bch2_btree_iter_set_pos_to_extent_start(&iter); - ret = bch2_trans_update(trans, &iter, n, 0); + ret = bch2_trans_update(trans, &iter, k, 0); if (ret) goto err; - *idx = k.k->p.offset; + *idx = k->k.p.offset; err: bch2_trans_iter_exit(trans, &iter); printbuf_exit(&buf); diff --git a/fs/bcachefs/ec.c b/fs/bcachefs/ec.c index c855ea025f0e..65da4a185bbb 100644 --- a/fs/bcachefs/ec.c +++ b/fs/bcachefs/ec.c @@ -844,13 +844,11 @@ static int ec_stripe_update_extent(struct btree_trans *trans, dev = s->key.v.ptrs[block].dev; - n = bch2_trans_kmalloc(trans, bkey_bytes(k.k)); + n = bch2_bkey_make_mut(trans, k); ret = PTR_ERR_OR_ZERO(n); if (ret) return ret; - bkey_reassemble(n, k); - bch2_bkey_drop_ptrs(bkey_i_to_s(n), ptr, ptr->dev != dev); ec_ptr = (void *) bch2_bkey_has_device(bkey_i_to_s_c(n), dev); BUG_ON(!ec_ptr); diff --git a/fs/bcachefs/fsck.c b/fs/bcachefs/fsck.c index 7db1486a1143..0124aa0b14c5 100644 --- a/fs/bcachefs/fsck.c +++ b/fs/bcachefs/fsck.c @@ -779,12 +779,10 @@ static int hash_redo_key(struct btree_trans *trans, if (IS_ERR(delete)) return PTR_ERR(delete); - tmp = bch2_trans_kmalloc(trans, bkey_bytes(k.k)); + tmp = bch2_bkey_make_mut(trans, k); if (IS_ERR(tmp)) return PTR_ERR(tmp); - bkey_reassemble(tmp, k); - bkey_init(&delete->k); delete->k.p = k_iter->pos; return bch2_btree_iter_traverse(k_iter) ?: diff --git a/fs/bcachefs/lru.c b/fs/bcachefs/lru.c index db1674ef1d22..e16686b3b45a 100644 --- a/fs/bcachefs/lru.c +++ b/fs/bcachefs/lru.c @@ -101,14 +101,12 @@ int bch2_lru_set(struct btree_trans *trans, u64 lru_id, u64 idx, u64 *time) BUG_ON(iter.pos.inode != lru_id); *time = iter.pos.offset; - lru = bch2_trans_kmalloc(trans, sizeof(*lru)); + lru = bch2_bkey_alloc(trans, &iter, lru); ret = PTR_ERR_OR_ZERO(lru); if (ret) goto err; - bkey_lru_init(&lru->k_i); - lru->k.p = iter.pos; - lru->v.idx = cpu_to_le64(idx); + lru->v.idx = cpu_to_le64(idx); ret = bch2_trans_update(trans, &iter, &lru->k_i, 0); if (ret) @@ -164,17 +162,7 @@ static int bch2_check_lru_key(struct btree_trans *trans, " for %s", (bch2_bkey_val_to_text(&buf1, c, lru_k), buf1.buf), (bch2_bkey_val_to_text(&buf2, c, k), buf2.buf))) { - struct bkey_i *update = - bch2_trans_kmalloc(trans, sizeof(*update)); - - ret = PTR_ERR_OR_ZERO(update); - if (ret) - goto err; - - bkey_init(&update->k); - update->k.p = lru_iter->pos; - - ret = bch2_trans_update(trans, lru_iter, update, 0); + ret = bch2_btree_delete_at(trans, lru_iter, 0); if (ret) goto err; } diff --git a/fs/bcachefs/migrate.c b/fs/bcachefs/migrate.c index 8b258d966d04..e3e39127b40a 100644 --- a/fs/bcachefs/migrate.c +++ b/fs/bcachefs/migrate.c @@ -49,13 +49,11 @@ static int bch2_dev_usrdata_drop_key(struct btree_trans *trans, if (!bch2_bkey_has_device(k, dev_idx)) return 0; - n = bch2_trans_kmalloc(trans, bkey_bytes(k.k)); + n = bch2_bkey_make_mut(trans, k); ret = PTR_ERR_OR_ZERO(n); if (ret) return ret; - bkey_reassemble(n, k); - ret = drop_dev_ptrs(c, bkey_i_to_s(n), dev_idx, flags, false); if (ret) return ret; diff --git a/fs/bcachefs/move.c b/fs/bcachefs/move.c index 9125cea080bd..4d6fd3025e40 100644 --- a/fs/bcachefs/move.c +++ b/fs/bcachefs/move.c @@ -192,13 +192,11 @@ static int bch2_extent_drop_ptrs(struct btree_trans *trans, struct bkey_i *n; int ret; - n = bch2_trans_kmalloc(trans, bkey_bytes(k.k)); + n = bch2_bkey_make_mut(trans, k); ret = PTR_ERR_OR_ZERO(n); if (ret) return ret; - bkey_reassemble(n, k); - while (data_opts.kill_ptrs) { unsigned i = 0, drop = __fls(data_opts.kill_ptrs); struct bch_extent_ptr *ptr; diff --git a/fs/bcachefs/subvolume.c b/fs/bcachefs/subvolume.c index f19f6f8d3233..d090a74bd052 100644 --- a/fs/bcachefs/subvolume.c +++ b/fs/bcachefs/subvolume.c @@ -377,33 +377,22 @@ int bch2_fs_snapshots_start(struct bch_fs *c) static int bch2_snapshot_node_set_deleted(struct btree_trans *trans, u32 id) { struct btree_iter iter; - struct bkey_s_c k; struct bkey_i_snapshot *s; int ret = 0; bch2_trans_iter_init(trans, &iter, BTREE_ID_snapshots, POS(0, id), BTREE_ITER_INTENT); - k = bch2_btree_iter_peek_slot(&iter); - ret = bkey_err(k); - if (ret) - goto err; - - if (k.k->type != KEY_TYPE_snapshot) { - bch2_fs_inconsistent(trans->c, "missing snapshot %u", id); - ret = -ENOENT; + s = bch2_bkey_get_mut_typed(trans, &iter, snapshot); + ret = PTR_ERR_OR_ZERO(s); + if (unlikely(ret)) { + bch2_fs_inconsistent_on(ret == -ENOENT, trans->c, "missing snapshot %u", id); goto err; } /* already deleted? */ - if (BCH_SNAPSHOT_DELETED(bkey_s_c_to_snapshot(k).v)) + if (BCH_SNAPSHOT_DELETED(&s->v)) goto err; - s = bch2_trans_kmalloc(trans, sizeof(*s)); - ret = PTR_ERR_OR_ZERO(s); - if (ret) - goto err; - - bkey_reassemble(&s->k_i, k); SET_BCH_SNAPSHOT_DELETED(&s->v, true); SET_BCH_SNAPSHOT_SUBVOL(&s->v, false); s->v.subvol = 0; @@ -421,7 +410,6 @@ static int bch2_snapshot_node_delete(struct btree_trans *trans, u32 id) struct btree_iter iter, p_iter = (struct btree_iter) { NULL }; struct bkey_s_c k; struct bkey_s_c_snapshot s; - struct bkey_i_snapshot *parent; u32 parent_id; unsigned i; int ret = 0; @@ -445,26 +433,17 @@ static int bch2_snapshot_node_delete(struct btree_trans *trans, u32 id) parent_id = le32_to_cpu(s.v->parent); if (parent_id) { + struct bkey_i_snapshot *parent; + bch2_trans_iter_init(trans, &p_iter, BTREE_ID_snapshots, POS(0, parent_id), BTREE_ITER_INTENT); - k = bch2_btree_iter_peek_slot(&p_iter); - ret = bkey_err(k); - if (ret) - goto err; - - if (k.k->type != KEY_TYPE_snapshot) { - bch2_fs_inconsistent(trans->c, "missing snapshot %u", parent_id); - ret = -ENOENT; - goto err; - } - - parent = bch2_trans_kmalloc(trans, sizeof(*parent)); + parent = bch2_bkey_get_mut_typed(trans, &p_iter, snapshot); ret = PTR_ERR_OR_ZERO(parent); - if (ret) + if (unlikely(ret)) { + bch2_fs_inconsistent_on(ret == -ENOENT, trans->c, "missing snapshot %u", parent_id); goto err; - - bkey_reassemble(&parent->k_i, k); + } for (i = 0; i < 2; i++) if (le32_to_cpu(parent->v.children[i]) == id) @@ -522,13 +501,11 @@ int bch2_snapshot_node_create(struct btree_trans *trans, u32 parent, goto err; } - n = bch2_trans_kmalloc(trans, sizeof(*n)); + n = bch2_bkey_alloc(trans, &iter, snapshot); ret = PTR_ERR_OR_ZERO(n); if (ret) goto err; - bkey_snapshot_init(&n->k_i); - n->k.p = iter.pos; n->v.flags = 0; n->v.parent = cpu_to_le32(parent); n->v.subvol = cpu_to_le32(snapshot_subvols[i]); @@ -545,23 +522,13 @@ int bch2_snapshot_node_create(struct btree_trans *trans, u32 parent, if (parent) { bch2_btree_iter_set_pos(&iter, POS(0, parent)); - k = bch2_btree_iter_peek(&iter); - ret = bkey_err(k); - if (ret) - goto err; - - if (k.k->type != KEY_TYPE_snapshot) { - bch_err(trans->c, "snapshot %u not found", parent); - ret = -ENOENT; - goto err; - } - - n = bch2_trans_kmalloc(trans, sizeof(*n)); + n = bch2_bkey_get_mut_typed(trans, &iter, snapshot); ret = PTR_ERR_OR_ZERO(n); - if (ret) + if (unlikely(ret)) { + if (ret == -ENOENT) + bch_err(trans->c, "snapshot %u not found", parent); goto err; - - bkey_reassemble(&n->k_i, k); + } if (n->v.children[0] || n->v.children[1]) { bch_err(trans->c, "Trying to add child snapshot nodes to parent that already has children"); @@ -967,7 +934,6 @@ int bch2_subvolume_wait_for_pagecache_and_delete_hook(struct btree_trans *trans, int bch2_subvolume_unlink(struct btree_trans *trans, u32 subvolid) { struct btree_iter iter; - struct bkey_s_c k; struct bkey_i_subvolume *n; struct subvolume_unlink_hook *h; int ret = 0; @@ -976,23 +942,13 @@ int bch2_subvolume_unlink(struct btree_trans *trans, u32 subvolid) POS(0, subvolid), BTREE_ITER_CACHED| BTREE_ITER_INTENT); - k = bch2_btree_iter_peek_slot(&iter); - ret = bkey_err(k); - if (ret) - goto err; - - if (k.k->type != KEY_TYPE_subvolume) { - bch2_fs_inconsistent(trans->c, "missing subvolume %u", subvolid); - ret = -EIO; - goto err; - } - - n = bch2_trans_kmalloc(trans, sizeof(*n)); + n = bch2_bkey_get_mut_typed(trans, &iter, subvolume); ret = PTR_ERR_OR_ZERO(n); - if (ret) + if (unlikely(ret)) { + bch2_fs_inconsistent_on(ret == -ENOENT, trans->c, "missing subvolume %u", subvolid); goto err; + } - bkey_reassemble(&n->k_i, k); SET_BCH_SUBVOLUME_UNLINKED(&n->v, true); ret = bch2_trans_update(trans, &iter, &n->k_i, 0); @@ -1049,27 +1005,19 @@ found_slot: if (src_subvolid) { /* Creating a snapshot: */ - src_subvol = bch2_trans_kmalloc(trans, sizeof(*src_subvol)); - ret = PTR_ERR_OR_ZERO(src_subvol); - if (ret) - goto err; bch2_trans_iter_init(trans, &src_iter, BTREE_ID_subvolumes, POS(0, src_subvolid), BTREE_ITER_CACHED| BTREE_ITER_INTENT); - k = bch2_btree_iter_peek_slot(&src_iter); - ret = bkey_err(k); - if (ret) - goto err; - - if (k.k->type != KEY_TYPE_subvolume) { - bch_err(c, "subvolume %u not found", src_subvolid); - ret = -ENOENT; + src_subvol = bch2_bkey_get_mut_typed(trans, &src_iter, subvolume); + ret = PTR_ERR_OR_ZERO(src_subvol); + if (unlikely(ret)) { + bch2_fs_inconsistent_on(ret == -ENOENT, trans->c, + "subvolume %u not found", src_subvolid); goto err; } - bkey_reassemble(&src_subvol->k_i, k); parent = le32_to_cpu(src_subvol->v.snapshot); } @@ -1086,18 +1034,16 @@ found_slot: goto err; } - new_subvol = bch2_trans_kmalloc(trans, sizeof(*new_subvol)); + new_subvol = bch2_bkey_alloc(trans, &dst_iter, subvolume); ret = PTR_ERR_OR_ZERO(new_subvol); if (ret) goto err; - bkey_subvolume_init(&new_subvol->k_i); new_subvol->v.flags = 0; new_subvol->v.snapshot = cpu_to_le32(new_nodes[0]); new_subvol->v.inode = cpu_to_le64(inode); SET_BCH_SUBVOLUME_RO(&new_subvol->v, ro); SET_BCH_SUBVOLUME_SNAP(&new_subvol->v, src_subvolid != 0); - new_subvol->k.p = dst_iter.pos; ret = bch2_trans_update(trans, &dst_iter, &new_subvol->k_i, 0); if (ret) goto err; |