From 80eab7a7c2808f84e56ba1f2f1408a16c46d3bdc Mon Sep 17 00:00:00 2001 From: Kent Overstreet Date: Sat, 16 Dec 2023 22:30:09 -0500 Subject: [PATCH] bcachefs: for_each_btree_key() now declares loop iter Signed-off-by: Kent Overstreet --- fs/bcachefs/alloc_background.c | 36 ++----- fs/bcachefs/backpointers.c | 5 - fs/bcachefs/btree_gc.c | 57 +++------- fs/bcachefs/btree_iter.h | 4 + fs/bcachefs/debug.c | 91 ++++++---------- fs/bcachefs/ec.c | 15 +-- fs/bcachefs/fsck.c | 39 +------ fs/bcachefs/inode.c | 3 - fs/bcachefs/io_write.c | 2 - fs/bcachefs/logged_ops.c | 6 +- fs/bcachefs/lru.c | 6 +- fs/bcachefs/migrate.c | 2 - fs/bcachefs/move.c | 3 - fs/bcachefs/movinggc.c | 2 - fs/bcachefs/quota.c | 25 ++--- fs/bcachefs/snapshot.c | 24 +---- fs/bcachefs/subvolume.c | 8 +- fs/bcachefs/sysfs.c | 2 - fs/bcachefs/tests.c | 191 +++++++++++++-------------------- 19 files changed, 161 insertions(+), 360 deletions(-) diff --git a/fs/bcachefs/alloc_background.c b/fs/bcachefs/alloc_background.c index 0aa1a8c6301c..2141bea4d941 100644 --- a/fs/bcachefs/alloc_background.c +++ b/fs/bcachefs/alloc_background.c @@ -534,14 +534,8 @@ void bch2_bucket_gens_to_text(struct printbuf *out, struct bch_fs *c, struct bke int bch2_bucket_gens_init(struct bch_fs *c) { struct btree_trans *trans = bch2_trans_get(c); - struct btree_iter iter; - struct bkey_s_c k; - struct bch_alloc_v4 a; struct bkey_i_bucket_gens g; bool have_bucket_gens_key = false; - unsigned offset; - struct bpos pos; - u8 gen; int ret; ret = for_each_btree_key(trans, iter, BTREE_ID_alloc, POS_MIN, @@ -553,8 +547,10 @@ int bch2_bucket_gens_init(struct bch_fs *c) if (!bch2_dev_bucket_exists(c, k.k->p)) continue; - gen = bch2_alloc_to_v4(k, &a)->gen; - pos = alloc_gens_pos(iter.pos, &offset); + struct bch_alloc_v4 a; + u8 gen = bch2_alloc_to_v4(k, &a)->gen; + unsigned offset; + struct bpos pos = alloc_gens_pos(iter.pos, &offset); if (have_bucket_gens_key && bkey_cmp(iter.pos, pos)) { ret = commit_do(trans, NULL, NULL, @@ -589,17 +585,11 @@ int bch2_bucket_gens_init(struct bch_fs *c) int bch2_alloc_read(struct bch_fs *c) { struct btree_trans *trans = bch2_trans_get(c); - struct btree_iter iter; - struct bkey_s_c k; - struct bch_dev *ca; int ret; down_read(&c->gc_lock); if (c->sb.version_upgrade_complete >= bcachefs_metadata_version_bucket_gens) { - const struct bch_bucket_gens *g; - u64 b; - ret = for_each_btree_key(trans, iter, BTREE_ID_bucket_gens, POS_MIN, BTREE_ITER_PREFETCH, k, ({ u64 start = bucket_gens_pos_to_alloc(k.k->p, 0).offset; @@ -608,7 +598,7 @@ int bch2_alloc_read(struct bch_fs *c) if (k.k->type != KEY_TYPE_bucket_gens) continue; - g = bkey_s_c_to_bucket_gens(k).v; + const struct bch_bucket_gens *g = bkey_s_c_to_bucket_gens(k).v; /* * Not a fsck error because this is checked/repaired by @@ -617,17 +607,15 @@ int bch2_alloc_read(struct bch_fs *c) if (!bch2_dev_exists2(c, k.k->p.inode)) continue; - ca = bch_dev_bkey_exists(c, k.k->p.inode); + struct bch_dev *ca = bch_dev_bkey_exists(c, k.k->p.inode); - for (b = max_t(u64, ca->mi.first_bucket, start); + for (u64 b = max_t(u64, ca->mi.first_bucket, start); b < min_t(u64, ca->mi.nbuckets, end); b++) *bucket_gen(ca, b) = g->gens[b & KEY_TYPE_BUCKET_GENS_MASK]; 0; })); } else { - struct bch_alloc_v4 a; - ret = for_each_btree_key(trans, iter, BTREE_ID_alloc, POS_MIN, BTREE_ITER_PREFETCH, k, ({ /* @@ -637,8 +625,9 @@ int bch2_alloc_read(struct bch_fs *c) if (!bch2_dev_bucket_exists(c, k.k->p)) continue; - ca = bch_dev_bkey_exists(c, k.k->p.inode); + struct bch_dev *ca = bch_dev_bkey_exists(c, k.k->p.inode); + struct bch_alloc_v4 a; *bucket_gen(ca, k.k->p.offset) = bch2_alloc_to_v4(k, &a)->gen; 0; })); @@ -1549,9 +1538,6 @@ fsck_err: int bch2_check_alloc_to_lru_refs(struct bch_fs *c) { - struct btree_iter iter; - struct bkey_s_c k; - int ret = bch2_trans_run(c, for_each_btree_key_commit(trans, iter, BTREE_ID_alloc, POS_MIN, BTREE_ITER_PREFETCH, k, @@ -1680,8 +1666,6 @@ out: static void bch2_do_discards_work(struct work_struct *work) { struct bch_fs *c = container_of(work, struct bch_fs, discard_work); - struct btree_iter iter; - struct bkey_s_c k; u64 seen = 0, open = 0, need_journal_commit = 0, discarded = 0; struct bpos discard_pos_done = POS_MAX; int ret; @@ -1805,8 +1789,6 @@ static void bch2_do_invalidates_work(struct work_struct *work) struct bch_fs *c = container_of(work, struct bch_fs, invalidate_work); struct bch_dev *ca; struct btree_trans *trans = bch2_trans_get(c); - struct btree_iter iter; - struct bkey_s_c k; unsigned i; int ret = 0; diff --git a/fs/bcachefs/backpointers.c b/fs/bcachefs/backpointers.c index b0a933d04337..a97fc2b61ee2 100644 --- a/fs/bcachefs/backpointers.c +++ b/fs/bcachefs/backpointers.c @@ -391,9 +391,6 @@ fsck_err: /* verify that every backpointer has a corresponding alloc key */ int bch2_check_btree_backpointers(struct bch_fs *c) { - struct btree_iter iter; - struct bkey_s_c k; - int ret = bch2_trans_run(c, for_each_btree_key_commit(trans, iter, BTREE_ID_backpointers, POS_MIN, 0, k, @@ -821,8 +818,6 @@ static int bch2_check_backpointers_to_extents_pass(struct btree_trans *trans, struct bbpos start, struct bbpos end) { - struct btree_iter iter; - struct bkey_s_c k; struct bpos last_flushed_pos = SPOS_MAX; return for_each_btree_key_commit(trans, iter, BTREE_ID_backpointers, diff --git a/fs/bcachefs/btree_gc.c b/fs/bcachefs/btree_gc.c index f0951c17a27a..d5c5cc4282db 100644 --- a/fs/bcachefs/btree_gc.c +++ b/fs/bcachefs/btree_gc.c @@ -1479,8 +1479,6 @@ fsck_err: static int bch2_gc_alloc_done(struct bch_fs *c, bool metadata_only) { struct btree_trans *trans = bch2_trans_get(c); - struct btree_iter iter; - struct bkey_s_c k; struct bch_dev *ca; unsigned i; int ret = 0; @@ -1507,8 +1505,6 @@ static int bch2_gc_alloc_start(struct bch_fs *c, bool metadata_only) { struct bch_dev *ca; struct btree_trans *trans = bch2_trans_get(c); - struct btree_iter iter; - struct bkey_s_c k; struct bucket *g; struct bch_alloc_v4 a_convert; const struct bch_alloc_v4 *a; @@ -1632,43 +1628,31 @@ fsck_err: static int bch2_gc_reflink_done(struct bch_fs *c, bool metadata_only) { - struct btree_trans *trans; - struct btree_iter iter; - struct bkey_s_c k; size_t idx = 0; - int ret = 0; if (metadata_only) return 0; - trans = bch2_trans_get(c); - - ret = for_each_btree_key_commit(trans, iter, - BTREE_ID_reflink, POS_MIN, - BTREE_ITER_PREFETCH, k, - NULL, NULL, BCH_TRANS_COMMIT_no_enospc, - bch2_gc_write_reflink_key(trans, &iter, k, &idx)); - + int ret = bch2_trans_run(c, + for_each_btree_key_commit(trans, iter, + BTREE_ID_reflink, POS_MIN, + BTREE_ITER_PREFETCH, k, + NULL, NULL, BCH_TRANS_COMMIT_no_enospc, + bch2_gc_write_reflink_key(trans, &iter, k, &idx))); c->reflink_gc_nr = 0; - bch2_trans_put(trans); - bch_err_fn(c, ret); return ret; } static int bch2_gc_reflink_start(struct bch_fs *c, bool metadata_only) { - struct btree_iter iter; - struct bkey_s_c k; - struct reflink_gc *r; - int ret = 0; if (metadata_only) return 0; c->reflink_gc_nr = 0; - ret = bch2_trans_run(c, + int ret = bch2_trans_run(c, for_each_btree_key(trans, iter, BTREE_ID_reflink, POS_MIN, BTREE_ITER_PREFETCH, k, ({ const __le64 *refcount = bkey_refcount_c(k); @@ -1676,8 +1660,8 @@ static int bch2_gc_reflink_start(struct bch_fs *c, if (!refcount) continue; - r = genradix_ptr_alloc(&c->reflink_gc_table, c->reflink_gc_nr++, - GFP_KERNEL); + struct reflink_gc *r = genradix_ptr_alloc(&c->reflink_gc_table, + c->reflink_gc_nr++, GFP_KERNEL); if (!r) { ret = -BCH_ERR_ENOMEM_gc_reflink_start; break; @@ -1757,24 +1741,15 @@ fsck_err: static int bch2_gc_stripes_done(struct bch_fs *c, bool metadata_only) { - struct btree_trans *trans; - struct btree_iter iter; - struct bkey_s_c k; - int ret = 0; - if (metadata_only) return 0; - trans = bch2_trans_get(c); - - ret = for_each_btree_key_commit(trans, iter, - BTREE_ID_stripes, POS_MIN, - BTREE_ITER_PREFETCH, k, - NULL, NULL, BCH_TRANS_COMMIT_no_enospc, - bch2_gc_write_stripes_key(trans, &iter, k)); - - bch2_trans_put(trans); - return ret; + return bch2_trans_run(c, + for_each_btree_key_commit(trans, iter, + BTREE_ID_stripes, POS_MIN, + BTREE_ITER_PREFETCH, k, + NULL, NULL, BCH_TRANS_COMMIT_no_enospc, + bch2_gc_write_stripes_key(trans, &iter, k))); } static void bch2_gc_stripes_reset(struct bch_fs *c, bool metadata_only) @@ -1958,8 +1933,6 @@ static int bch2_alloc_write_oldest_gen(struct btree_trans *trans, struct btree_i int bch2_gc_gens(struct bch_fs *c) { struct btree_trans *trans; - struct btree_iter iter; - struct bkey_s_c k; struct bch_dev *ca; u64 b, start_time = local_clock(); unsigned i; diff --git a/fs/bcachefs/btree_iter.h b/fs/bcachefs/btree_iter.h index ac96f8570169..4a16214b1e6b 100644 --- a/fs/bcachefs/btree_iter.h +++ b/fs/bcachefs/btree_iter.h @@ -704,6 +704,8 @@ transaction_restart: \ #define for_each_btree_key_upto(_trans, _iter, _btree_id, \ _start, _end, _flags, _k, _do) \ ({ \ + struct btree_iter _iter; \ + struct bkey_s_c _k; \ int _ret3 = 0; \ \ bch2_trans_iter_init((_trans), &(_iter), (_btree_id), \ @@ -732,6 +734,8 @@ transaction_restart: \ #define for_each_btree_key_reverse(_trans, _iter, _btree_id, \ _start, _flags, _k, _do) \ ({ \ + struct btree_iter _iter; \ + struct bkey_s_c _k; \ int _ret3 = 0; \ \ bch2_trans_iter_init((_trans), &(_iter), (_btree_id), \ diff --git a/fs/bcachefs/debug.c b/fs/bcachefs/debug.c index 97a699fa68d5..76e43318fc5f 100644 --- a/fs/bcachefs/debug.c +++ b/fs/bcachefs/debug.c @@ -366,36 +366,23 @@ static ssize_t bch2_read_btree(struct file *file, char __user *buf, size_t size, loff_t *ppos) { struct dump_iter *i = file->private_data; - struct btree_trans *trans; - struct btree_iter iter; - struct bkey_s_c k; - ssize_t ret; i->ubuf = buf; i->size = size; i->ret = 0; - ret = flush_buf(i); - if (ret) - return ret; - - trans = bch2_trans_get(i->c); - ret = for_each_btree_key(trans, iter, i->id, i->from, - BTREE_ITER_PREFETCH| - BTREE_ITER_ALL_SNAPSHOTS, k, ({ - bch2_bkey_val_to_text(&i->buf, i->c, k); - prt_newline(&i->buf); - bch2_trans_unlock(trans); - flush_buf(i); - })); - i->from = iter.pos; - - bch2_trans_put(trans); - - if (!ret) - ret = flush_buf(i); - - return ret ?: i->ret; + return flush_buf(i) ?: + bch2_trans_run(i->c, + for_each_btree_key(trans, iter, i->id, i->from, + BTREE_ITER_PREFETCH| + BTREE_ITER_ALL_SNAPSHOTS, k, ({ + bch2_bkey_val_to_text(&i->buf, i->c, k); + prt_newline(&i->buf); + bch2_trans_unlock(trans); + i->from = bpos_successor(iter.pos); + flush_buf(i); + }))) ?: + i->ret; } static const struct file_operations btree_debug_ops = { @@ -463,45 +450,31 @@ static ssize_t bch2_read_bfloat_failed(struct file *file, char __user *buf, size_t size, loff_t *ppos) { struct dump_iter *i = file->private_data; - struct btree_trans *trans; - struct btree_iter iter; - struct bkey_s_c k; - ssize_t ret; i->ubuf = buf; i->size = size; i->ret = 0; - ret = flush_buf(i); - if (ret) - return ret; - - trans = bch2_trans_get(i->c); - - ret = for_each_btree_key(trans, iter, i->id, i->from, - BTREE_ITER_PREFETCH| - BTREE_ITER_ALL_SNAPSHOTS, k, ({ - struct btree_path_level *l = &iter.path->l[0]; - struct bkey_packed *_k = - bch2_btree_node_iter_peek(&l->iter, l->b); - - if (bpos_gt(l->b->key.k.p, i->prev_node)) { - bch2_btree_node_to_text(&i->buf, i->c, l->b); - i->prev_node = l->b->key.k.p; - } - - bch2_bfloat_to_text(&i->buf, l->b, _k); - bch2_trans_unlock(trans); - flush_buf(i); - })); - i->from = iter.pos; - - bch2_trans_put(trans); - - if (!ret) - ret = flush_buf(i); - - return ret ?: i->ret; + return flush_buf(i) ?: + bch2_trans_run(i->c, + for_each_btree_key(trans, iter, i->id, i->from, + BTREE_ITER_PREFETCH| + BTREE_ITER_ALL_SNAPSHOTS, k, ({ + struct btree_path_level *l = &iter.path->l[0]; + struct bkey_packed *_k = + bch2_btree_node_iter_peek(&l->iter, l->b); + + if (bpos_gt(l->b->key.k.p, i->prev_node)) { + bch2_btree_node_to_text(&i->buf, i->c, l->b); + i->prev_node = l->b->key.k.p; + } + + bch2_bfloat_to_text(&i->buf, l->b, _k); + bch2_trans_unlock(trans); + i->from = bpos_successor(iter.pos); + flush_buf(i); + }))) ?: + i->ret; } static const struct file_operations bfloat_failed_debug_ops = { diff --git a/fs/bcachefs/ec.c b/fs/bcachefs/ec.c index 6cbc1d8a3ab5..fc1563f6273f 100644 --- a/fs/bcachefs/ec.c +++ b/fs/bcachefs/ec.c @@ -1826,14 +1826,7 @@ void bch2_fs_ec_flush(struct bch_fs *c) int bch2_stripes_read(struct bch_fs *c) { - struct btree_iter iter; - struct bkey_s_c k; - const struct bch_stripe *s; - struct stripe *m; - unsigned i; - int ret; - - ret = bch2_trans_run(c, + int ret = bch2_trans_run(c, for_each_btree_key(trans, iter, BTREE_ID_stripes, POS_MIN, BTREE_ITER_PREFETCH, k, ({ if (k.k->type != KEY_TYPE_stripe) @@ -1843,16 +1836,16 @@ int bch2_stripes_read(struct bch_fs *c) if (ret) break; - s = bkey_s_c_to_stripe(k).v; + const struct bch_stripe *s = bkey_s_c_to_stripe(k).v; - m = genradix_ptr(&c->stripes, k.k->p.offset); + struct stripe *m = genradix_ptr(&c->stripes, k.k->p.offset); m->sectors = le16_to_cpu(s->sectors); m->algorithm = s->algorithm; m->nr_blocks = s->nr_blocks; m->nr_redundant = s->nr_redundant; m->blocks_nonempty = 0; - for (i = 0; i < s->nr_blocks; i++) + for (unsigned i = 0; i < s->nr_blocks; i++) m->blocks_nonempty += !!stripe_blockcount_get(s, i); bch2_stripes_heap_insert(c, m, k.k->p.offset); diff --git a/fs/bcachefs/fsck.c b/fs/bcachefs/fsck.c index 3e66f244a67e..a66b0a8203ac 100644 --- a/fs/bcachefs/fsck.c +++ b/fs/bcachefs/fsck.c @@ -27,8 +27,6 @@ static s64 bch2_count_inode_sectors(struct btree_trans *trans, u64 inum, u32 snapshot) { - struct btree_iter iter; - struct bkey_s_c k; u64 sectors = 0; int ret = for_each_btree_key_upto(trans, iter, BTREE_ID_extents, @@ -46,8 +44,6 @@ static s64 bch2_count_inode_sectors(struct btree_trans *trans, u64 inum, static s64 bch2_count_subdirs(struct btree_trans *trans, u64 inum, u32 snapshot) { - struct btree_iter iter; - struct bkey_s_c k; u64 subdirs = 0; int ret = for_each_btree_key_upto(trans, iter, BTREE_ID_dirents, @@ -978,10 +974,8 @@ int bch2_check_inodes(struct bch_fs *c) { bool full = c->opts.fsck; struct btree_trans *trans = bch2_trans_get(c); - struct btree_iter iter; struct bch_inode_unpacked prev = { 0 }; struct snapshots_seen s; - struct bkey_s_c k; int ret; snapshots_seen_init(&s); @@ -1424,8 +1418,6 @@ int bch2_check_extents(struct bch_fs *c) struct inode_walker w = inode_walker_init(); struct snapshots_seen s; struct btree_trans *trans = bch2_trans_get(c); - struct btree_iter iter; - struct bkey_s_c k; struct extent_ends extent_ends; struct disk_reservation res = { 0 }; int ret = 0; @@ -1457,8 +1449,6 @@ int bch2_check_extents(struct bch_fs *c) int bch2_check_indirect_extents(struct bch_fs *c) { struct btree_trans *trans = bch2_trans_get(c); - struct btree_iter iter; - struct bkey_s_c k; struct disk_reservation res = { 0 }; int ret = 0; @@ -1827,8 +1817,6 @@ int bch2_check_dirents(struct bch_fs *c) struct snapshots_seen s; struct bch_hash_info hash_info; struct btree_trans *trans = bch2_trans_get(c); - struct btree_iter iter; - struct bkey_s_c k; int ret = 0; snapshots_seen_init(&s); @@ -1892,8 +1880,6 @@ int bch2_check_xattrs(struct bch_fs *c) { struct inode_walker inode = inode_walker_init(); struct bch_hash_info hash_info; - struct btree_iter iter; - struct bkey_s_c k; int ret = 0; ret = bch2_trans_run(c, @@ -2220,10 +2206,6 @@ static int check_nlinks_find_hardlinks(struct bch_fs *c, struct nlink_table *t, u64 start, u64 *end) { - struct btree_iter iter; - struct bkey_s_c k; - struct bch_inode_unpacked u; - int ret = bch2_trans_run(c, for_each_btree_key(trans, iter, BTREE_ID_inodes, POS(0, start), @@ -2234,6 +2216,7 @@ static int check_nlinks_find_hardlinks(struct bch_fs *c, continue; /* Should never fail, checked by bch2_inode_invalid: */ + struct bch_inode_unpacked u; BUG_ON(bch2_inode_unpack(k, &u)); /* @@ -2264,9 +2247,6 @@ static int check_nlinks_walk_dirents(struct bch_fs *c, struct nlink_table *links u64 range_start, u64 range_end) { struct snapshots_seen s; - struct btree_iter iter; - struct bkey_s_c k; - struct bkey_s_c_dirent d; snapshots_seen_init(&s); @@ -2279,16 +2259,14 @@ static int check_nlinks_walk_dirents(struct bch_fs *c, struct nlink_table *links if (ret) break; - switch (k.k->type) { - case KEY_TYPE_dirent: - d = bkey_s_c_to_dirent(k); + if (k.k->type == KEY_TYPE_dirent) { + struct bkey_s_c_dirent d = bkey_s_c_to_dirent(k); if (d.v->d_type != DT_DIR && d.v->d_type != DT_SUBVOL) inc_link(c, &s, links, range_start, range_end, le64_to_cpu(d.v->d_inum), bch2_snapshot_equiv(c, d.k->p.snapshot)); - break; } 0; }))); @@ -2346,12 +2324,9 @@ static int check_nlinks_update_hardlinks(struct bch_fs *c, struct nlink_table *links, u64 range_start, u64 range_end) { - struct btree_iter iter; - struct bkey_s_c k; size_t idx = 0; - int ret = 0; - ret = bch2_trans_run(c, + int ret = bch2_trans_run(c, for_each_btree_key_commit(trans, iter, BTREE_ID_inodes, POS(0, range_start), BTREE_ITER_INTENT|BTREE_ITER_PREFETCH|BTREE_ITER_ALL_SNAPSHOTS, k, @@ -2427,14 +2402,10 @@ static int fix_reflink_p_key(struct btree_trans *trans, struct btree_iter *iter, int bch2_fix_reflink_p(struct bch_fs *c) { - struct btree_iter iter; - struct bkey_s_c k; - int ret; - if (c->sb.version >= bcachefs_metadata_version_reflink_p_fix) return 0; - ret = bch2_trans_run(c, + int ret = bch2_trans_run(c, for_each_btree_key_commit(trans, iter, BTREE_ID_extents, POS_MIN, BTREE_ITER_INTENT|BTREE_ITER_PREFETCH| diff --git a/fs/bcachefs/inode.c b/fs/bcachefs/inode.c index e75c6bc2bc28..c39844b8e596 100644 --- a/fs/bcachefs/inode.c +++ b/fs/bcachefs/inode.c @@ -1155,8 +1155,6 @@ delete: int bch2_delete_dead_inodes(struct bch_fs *c) { struct btree_trans *trans = bch2_trans_get(c); - struct btree_iter iter; - struct bkey_s_c k; bool need_another_pass; int ret; again: @@ -1200,6 +1198,5 @@ again: } err: bch2_trans_put(trans); - bch_err_fn(c, ret); return ret; } diff --git a/fs/bcachefs/io_write.c b/fs/bcachefs/io_write.c index d8306c190150..0af39b562666 100644 --- a/fs/bcachefs/io_write.c +++ b/fs/bcachefs/io_write.c @@ -1166,9 +1166,7 @@ static void bch2_nocow_write_convert_unwritten(struct bch_write_op *op) { struct bch_fs *c = op->c; struct btree_trans *trans = bch2_trans_get(c); - struct btree_iter iter; struct bkey_i *orig; - struct bkey_s_c k; int ret; for_each_keylist_key(&op->insert_keys, orig) { diff --git a/fs/bcachefs/logged_ops.c b/fs/bcachefs/logged_ops.c index 80fcea641e77..ad598105c587 100644 --- a/fs/bcachefs/logged_ops.c +++ b/fs/bcachefs/logged_ops.c @@ -54,11 +54,7 @@ static int resume_logged_op(struct btree_trans *trans, struct btree_iter *iter, int bch2_resume_logged_ops(struct bch_fs *c) { - struct btree_iter iter; - struct bkey_s_c k; - int ret; - - ret = bch2_trans_run(c, + int ret = bch2_trans_run(c, for_each_btree_key(trans, iter, BTREE_ID_logged_ops, POS_MIN, BTREE_ITER_PREFETCH, k, diff --git a/fs/bcachefs/lru.c b/fs/bcachefs/lru.c index 4de1bc242660..7a4ca5a28b3e 100644 --- a/fs/bcachefs/lru.c +++ b/fs/bcachefs/lru.c @@ -147,12 +147,8 @@ fsck_err: int bch2_check_lrus(struct bch_fs *c) { - struct btree_iter iter; - struct bkey_s_c k; struct bpos last_flushed_pos = POS_MIN; - int ret = 0; - - ret = bch2_trans_run(c, + int ret = bch2_trans_run(c, for_each_btree_key_commit(trans, iter, BTREE_ID_lru, POS_MIN, BTREE_ITER_PREFETCH, k, NULL, NULL, BCH_TRANS_COMMIT_no_enospc|BCH_TRANS_COMMIT_lazy_rw, diff --git a/fs/bcachefs/migrate.c b/fs/bcachefs/migrate.c index a2d998dbcc88..5623cee3ef86 100644 --- a/fs/bcachefs/migrate.c +++ b/fs/bcachefs/migrate.c @@ -79,8 +79,6 @@ static int bch2_dev_usrdata_drop_key(struct btree_trans *trans, static int bch2_dev_usrdata_drop(struct bch_fs *c, unsigned dev_idx, int flags) { struct btree_trans *trans = bch2_trans_get(c); - struct btree_iter iter; - struct bkey_s_c k; enum btree_id id; int ret = 0; diff --git a/fs/bcachefs/move.c b/fs/bcachefs/move.c index 106d95623cc8..6cb38484fa77 100644 --- a/fs/bcachefs/move.c +++ b/fs/bcachefs/move.c @@ -372,9 +372,6 @@ struct bch_io_opts *bch2_move_get_io_opts(struct btree_trans *trans, int ret = 0; if (io_opts->cur_inum != extent_k.k->p.inode) { - struct btree_iter iter; - struct bkey_s_c k; - io_opts->d.nr = 0; ret = for_each_btree_key(trans, iter, BTREE_ID_inodes, POS(0, extent_k.k->p.inode), diff --git a/fs/bcachefs/movinggc.c b/fs/bcachefs/movinggc.c index 4aa8ef583037..8aa212685b3f 100644 --- a/fs/bcachefs/movinggc.c +++ b/fs/bcachefs/movinggc.c @@ -145,8 +145,6 @@ static int bch2_copygc_get_buckets(struct moving_context *ctxt, { struct btree_trans *trans = ctxt->trans; struct bch_fs *c = trans->c; - struct btree_iter iter; - struct bkey_s_c k; size_t nr_to_get = max_t(size_t, 16U, buckets_in_flight->nr / 4); size_t saw = 0, in_flight = 0, not_movable = 0, sectors = 0; int ret; diff --git a/fs/bcachefs/quota.c b/fs/bcachefs/quota.c index a33f370e1fc7..e68b34eab90a 100644 --- a/fs/bcachefs/quota.c +++ b/fs/bcachefs/quota.c @@ -599,14 +599,9 @@ advance: int bch2_fs_quota_read(struct bch_fs *c) { - struct bch_sb_field_quota *sb_quota; - struct btree_trans *trans; - struct btree_iter iter; - struct bkey_s_c k; - int ret; mutex_lock(&c->sb_lock); - sb_quota = bch2_sb_get_or_create_quota(&c->disk_sb); + struct bch_sb_field_quota *sb_quota = bch2_sb_get_or_create_quota(&c->disk_sb); if (!sb_quota) { mutex_unlock(&c->sb_lock); return -BCH_ERR_ENOSPC_sb_quota; @@ -615,17 +610,13 @@ int bch2_fs_quota_read(struct bch_fs *c) bch2_sb_quota_read(c); mutex_unlock(&c->sb_lock); - trans = bch2_trans_get(c); - - ret = for_each_btree_key(trans, iter, BTREE_ID_quotas, POS_MIN, - BTREE_ITER_PREFETCH, k, - __bch2_quota_set(c, k, NULL)) ?: - for_each_btree_key(trans, iter, BTREE_ID_inodes, POS_MIN, - BTREE_ITER_PREFETCH|BTREE_ITER_ALL_SNAPSHOTS, k, - bch2_fs_quota_read_inode(trans, &iter, k)); - - bch2_trans_put(trans); - + int ret = bch2_trans_run(c, + for_each_btree_key(trans, iter, BTREE_ID_quotas, POS_MIN, + BTREE_ITER_PREFETCH, k, + __bch2_quota_set(c, k, NULL)) ?: + for_each_btree_key(trans, iter, BTREE_ID_inodes, POS_MIN, + BTREE_ITER_PREFETCH|BTREE_ITER_ALL_SNAPSHOTS, k, + bch2_fs_quota_read_inode(trans, &iter, k))); bch_err_fn(c, ret); return ret; } diff --git a/fs/bcachefs/snapshot.c b/fs/bcachefs/snapshot.c index f5f1d7797533..96df4052ff7b 100644 --- a/fs/bcachefs/snapshot.c +++ b/fs/bcachefs/snapshot.c @@ -581,11 +581,7 @@ fsck_err: */ int bch2_check_snapshot_trees(struct bch_fs *c) { - struct btree_iter iter; - struct bkey_s_c k; - int ret; - - ret = bch2_trans_run(c, + int ret = bch2_trans_run(c, for_each_btree_key_commit(trans, iter, BTREE_ID_snapshot_trees, POS_MIN, BTREE_ITER_PREFETCH, k, @@ -853,15 +849,11 @@ fsck_err: int bch2_check_snapshots(struct bch_fs *c) { - struct btree_iter iter; - struct bkey_s_c k; - int ret; - /* * We iterate backwards as checking/fixing the depth field requires that * the parent's depth already be correct: */ - ret = bch2_trans_run(c, + int ret = bch2_trans_run(c, for_each_btree_key_reverse_commit(trans, iter, BTREE_ID_snapshots, POS_MAX, BTREE_ITER_PREFETCH, k, @@ -1363,9 +1355,6 @@ static int bch2_fix_child_of_deleted_snapshot(struct btree_trans *trans, int bch2_delete_dead_snapshots(struct bch_fs *c) { struct btree_trans *trans; - struct btree_iter iter; - struct bkey_s_c k; - struct bkey_s_c_snapshot snap; snapshot_id_list deleted = { 0 }; snapshot_id_list deleted_interior = { 0 }; u32 id; @@ -1407,8 +1396,7 @@ int bch2_delete_dead_snapshots(struct bch_fs *c) if (k.k->type != KEY_TYPE_snapshot) continue; - snap = bkey_s_c_to_snapshot(k); - BCH_SNAPSHOT_DELETED(snap.v) + BCH_SNAPSHOT_DELETED(bkey_s_c_to_snapshot(k).v) ? snapshot_list_add(c, &deleted, k.k->p.offset) : 0; })); @@ -1673,11 +1661,7 @@ static int bch2_check_snapshot_needs_deletion(struct btree_trans *trans, struct int bch2_snapshots_read(struct bch_fs *c) { - struct btree_iter iter; - struct bkey_s_c k; - int ret = 0; - - ret = bch2_trans_run(c, + int ret = bch2_trans_run(c, for_each_btree_key(trans, iter, BTREE_ID_snapshots, POS_MIN, 0, k, bch2_mark_snapshot(trans, BTREE_ID_snapshots, 0, bkey_s_c_null, k, 0) ?: diff --git a/fs/bcachefs/subvolume.c b/fs/bcachefs/subvolume.c index be0de4f030a4..7c67c28d3ef8 100644 --- a/fs/bcachefs/subvolume.c +++ b/fs/bcachefs/subvolume.c @@ -79,11 +79,7 @@ fsck_err: int bch2_check_subvols(struct bch_fs *c) { - struct btree_iter iter; - struct bkey_s_c k; - int ret; - - ret = bch2_trans_run(c, + int ret = bch2_trans_run(c, for_each_btree_key_commit(trans, iter, BTREE_ID_subvolumes, POS_MIN, BTREE_ITER_PREFETCH, k, NULL, NULL, BCH_TRANS_COMMIT_no_enospc, @@ -224,8 +220,6 @@ static int bch2_subvolume_reparent(struct btree_trans *trans, */ static int bch2_subvolumes_reparent(struct btree_trans *trans, u32 subvolid_to_delete) { - struct btree_iter iter; - struct bkey_s_c k; struct bch_subvolume s; return lockrestart_do(trans, diff --git a/fs/bcachefs/sysfs.c b/fs/bcachefs/sysfs.c index e818ca7a1b70..8ed52319ff68 100644 --- a/fs/bcachefs/sysfs.c +++ b/fs/bcachefs/sysfs.c @@ -256,8 +256,6 @@ static size_t bch2_btree_cache_size(struct bch_fs *c) static int bch2_compression_stats_to_text(struct printbuf *out, struct bch_fs *c) { struct btree_trans *trans; - struct btree_iter iter; - struct bkey_s_c k; enum btree_id id; struct compression_type_stats { u64 nr_extents; diff --git a/fs/bcachefs/tests.c b/fs/bcachefs/tests.c index 7ffb58b80d3d..b3fe9fc57747 100644 --- a/fs/bcachefs/tests.c +++ b/fs/bcachefs/tests.c @@ -107,9 +107,6 @@ err: static int test_iterate(struct bch_fs *c, u64 nr) { - struct btree_trans *trans = bch2_trans_get(c); - struct btree_iter iter = { NULL }; - struct bkey_s_c k; u64 i; int ret = 0; @@ -127,49 +124,43 @@ static int test_iterate(struct bch_fs *c, u64 nr) ret = bch2_btree_insert(c, BTREE_ID_xattrs, &ck.k_i, NULL, 0); bch_err_msg(c, ret, "insert error"); if (ret) - goto err; + return ret; } pr_info("iterating forwards"); - i = 0; - ret = for_each_btree_key_upto(trans, iter, BTREE_ID_xattrs, - SPOS(0, 0, U32_MAX), POS(0, U64_MAX), - 0, k, ({ - BUG_ON(k.k->p.offset != i++); - 0; - })); + ret = bch2_trans_run(c, + for_each_btree_key_upto(trans, iter, BTREE_ID_xattrs, + SPOS(0, 0, U32_MAX), POS(0, U64_MAX), + 0, k, ({ + BUG_ON(k.k->p.offset != i++); + 0; + }))); bch_err_msg(c, ret, "error iterating forwards"); if (ret) - goto err; + return ret; BUG_ON(i != nr); pr_info("iterating backwards"); - ret = for_each_btree_key_reverse(trans, iter, BTREE_ID_xattrs, - SPOS(0, U64_MAX, U32_MAX), 0, k, - ({ + ret = bch2_trans_run(c, + for_each_btree_key_reverse(trans, iter, BTREE_ID_xattrs, + SPOS(0, U64_MAX, U32_MAX), 0, k, ({ BUG_ON(k.k->p.offset != --i); 0; - })); + }))); bch_err_msg(c, ret, "error iterating backwards"); if (ret) - goto err; + return ret; BUG_ON(i); -err: - bch2_trans_iter_exit(trans, &iter); - bch2_trans_put(trans); - return ret; + return 0; } static int test_iterate_extents(struct bch_fs *c, u64 nr) { - struct btree_trans *trans = bch2_trans_get(c); - struct btree_iter iter = { NULL }; - struct bkey_s_c k; u64 i; int ret = 0; @@ -188,51 +179,45 @@ static int test_iterate_extents(struct bch_fs *c, u64 nr) ret = bch2_btree_insert(c, BTREE_ID_extents, &ck.k_i, NULL, 0); bch_err_msg(c, ret, "insert error"); if (ret) - goto err; + return ret; } pr_info("iterating forwards"); - i = 0; - ret = for_each_btree_key_upto(trans, iter, BTREE_ID_extents, - SPOS(0, 0, U32_MAX), POS(0, U64_MAX), - 0, k, ({ - BUG_ON(bkey_start_offset(k.k) != i); - i = k.k->p.offset; - 0; - })); + ret = bch2_trans_run(c, + for_each_btree_key_upto(trans, iter, BTREE_ID_extents, + SPOS(0, 0, U32_MAX), POS(0, U64_MAX), + 0, k, ({ + BUG_ON(bkey_start_offset(k.k) != i); + i = k.k->p.offset; + 0; + }))); bch_err_msg(c, ret, "error iterating forwards"); if (ret) - goto err; + return ret; BUG_ON(i != nr); pr_info("iterating backwards"); - ret = for_each_btree_key_reverse(trans, iter, BTREE_ID_extents, - SPOS(0, U64_MAX, U32_MAX), 0, k, - ({ + ret = bch2_trans_run(c, + for_each_btree_key_reverse(trans, iter, BTREE_ID_extents, + SPOS(0, U64_MAX, U32_MAX), 0, k, ({ BUG_ON(k.k->p.offset != i); i = bkey_start_offset(k.k); 0; - })); + }))); bch_err_msg(c, ret, "error iterating backwards"); if (ret) - goto err; + return ret; BUG_ON(i); -err: - bch2_trans_iter_exit(trans, &iter); - bch2_trans_put(trans); - return ret; + return 0; } static int test_iterate_slots(struct bch_fs *c, u64 nr) { - struct btree_trans *trans = bch2_trans_get(c); - struct btree_iter iter = { NULL }; - struct bkey_s_c k; u64 i; int ret = 0; @@ -250,57 +235,48 @@ static int test_iterate_slots(struct bch_fs *c, u64 nr) ret = bch2_btree_insert(c, BTREE_ID_xattrs, &ck.k_i, NULL, 0); bch_err_msg(c, ret, "insert error"); if (ret) - goto err; + return ret; } pr_info("iterating forwards"); - i = 0; - ret = for_each_btree_key_upto(trans, iter, BTREE_ID_xattrs, - SPOS(0, 0, U32_MAX), POS(0, U64_MAX), - 0, k, ({ - BUG_ON(k.k->p.offset != i); - i += 2; - 0; - })); + ret = bch2_trans_run(c, + for_each_btree_key_upto(trans, iter, BTREE_ID_xattrs, + SPOS(0, 0, U32_MAX), POS(0, U64_MAX), + 0, k, ({ + BUG_ON(k.k->p.offset != i); + i += 2; + 0; + }))); bch_err_msg(c, ret, "error iterating forwards"); if (ret) - goto err; + return ret; BUG_ON(i != nr * 2); pr_info("iterating forwards by slots"); - i = 0; - ret = for_each_btree_key_upto(trans, iter, BTREE_ID_xattrs, - SPOS(0, 0, U32_MAX), POS(0, U64_MAX), - BTREE_ITER_SLOTS, k, ({ - if (i >= nr * 2) - break; + ret = bch2_trans_run(c, + for_each_btree_key_upto(trans, iter, BTREE_ID_xattrs, + SPOS(0, 0, U32_MAX), POS(0, U64_MAX), + BTREE_ITER_SLOTS, k, ({ + if (i >= nr * 2) + break; - BUG_ON(k.k->p.offset != i); - BUG_ON(bkey_deleted(k.k) != (i & 1)); + BUG_ON(k.k->p.offset != i); + BUG_ON(bkey_deleted(k.k) != (i & 1)); - i++; - 0; - })); - if (ret < 0) { - bch_err_msg(c, ret, "error iterating forwards by slots"); - goto err; - } - ret = 0; -err: - bch2_trans_put(trans); + i++; + 0; + }))); + bch_err_msg(c, ret, "error iterating forwards by slots"); return ret; } static int test_iterate_slots_extents(struct bch_fs *c, u64 nr) { - struct btree_trans *trans = bch2_trans_get(c); - struct btree_iter iter = { NULL }; - struct bkey_s_c k; u64 i; int ret = 0; @@ -319,50 +295,45 @@ static int test_iterate_slots_extents(struct bch_fs *c, u64 nr) ret = bch2_btree_insert(c, BTREE_ID_extents, &ck.k_i, NULL, 0); bch_err_msg(c, ret, "insert error"); if (ret) - goto err; + return ret; } pr_info("iterating forwards"); - i = 0; - ret = for_each_btree_key_upto(trans, iter, BTREE_ID_extents, - SPOS(0, 0, U32_MAX), POS(0, U64_MAX), - 0, k, ({ - BUG_ON(bkey_start_offset(k.k) != i + 8); - BUG_ON(k.k->size != 8); - i += 16; - 0; - })); + ret = bch2_trans_run(c, + for_each_btree_key_upto(trans, iter, BTREE_ID_extents, + SPOS(0, 0, U32_MAX), POS(0, U64_MAX), + 0, k, ({ + BUG_ON(bkey_start_offset(k.k) != i + 8); + BUG_ON(k.k->size != 8); + i += 16; + 0; + }))); bch_err_msg(c, ret, "error iterating forwards"); if (ret) - goto err; + return ret; BUG_ON(i != nr); pr_info("iterating forwards by slots"); - i = 0; - ret = for_each_btree_key_upto(trans, iter, BTREE_ID_extents, - SPOS(0, 0, U32_MAX), POS(0, U64_MAX), - BTREE_ITER_SLOTS, k, ({ - if (i == nr) - break; - BUG_ON(bkey_deleted(k.k) != !(i % 16)); + ret = bch2_trans_run(c, + for_each_btree_key_upto(trans, iter, BTREE_ID_extents, + SPOS(0, 0, U32_MAX), POS(0, U64_MAX), + BTREE_ITER_SLOTS, k, ({ + if (i == nr) + break; + BUG_ON(bkey_deleted(k.k) != !(i % 16)); - BUG_ON(bkey_start_offset(k.k) != i); - BUG_ON(k.k->size != 8); - i = k.k->p.offset; - 0; - })); + BUG_ON(bkey_start_offset(k.k) != i); + BUG_ON(k.k->size != 8); + i = k.k->p.offset; + 0; + }))); bch_err_msg(c, ret, "error iterating forwards by slots"); - if (ret) - goto err; - ret = 0; -err: - bch2_trans_put(trans); - return 0; + return ret; } /* @@ -736,8 +707,6 @@ static int rand_delete(struct bch_fs *c, u64 nr) static int seq_insert(struct bch_fs *c, u64 nr) { - struct btree_iter iter; - struct bkey_s_c k; struct bkey_i_cookie insert; bkey_cookie_init(&insert.k_i); @@ -756,9 +725,6 @@ static int seq_insert(struct bch_fs *c, u64 nr) static int seq_lookup(struct bch_fs *c, u64 nr) { - struct btree_iter iter; - struct bkey_s_c k; - return bch2_trans_run(c, for_each_btree_key_upto(trans, iter, BTREE_ID_xattrs, SPOS(0, 0, U32_MAX), POS(0, U64_MAX), @@ -768,9 +734,6 @@ static int seq_lookup(struct bch_fs *c, u64 nr) static int seq_overwrite(struct bch_fs *c, u64 nr) { - struct btree_iter iter; - struct bkey_s_c k; - return bch2_trans_run(c, for_each_btree_key_commit(trans, iter, BTREE_ID_xattrs, SPOS(0, 0, U32_MAX), -- 2.39.5