From 1306f87de399a0c791f03d68b50e03bdb3f409ae Mon Sep 17 00:00:00 2001 From: Kent Overstreet Date: Thu, 2 Mar 2023 02:12:18 -0500 Subject: bcachefs: Plumb btree_trans through btree cache code Soon, __bch2_btree_node_write() is going to require a btree_trans: zoned device support is going to require a new allocation for every btree node write. This is a bit of prep work. Signed-off-by: Kent Overstreet --- fs/bcachefs/btree_io.c | 14 +++++++++++--- 1 file changed, 11 insertions(+), 3 deletions(-) (limited to 'fs/bcachefs/btree_io.c') diff --git a/fs/bcachefs/btree_io.c b/fs/bcachefs/btree_io.c index 66747fe21323..7ffdce97214e 100644 --- a/fs/bcachefs/btree_io.c +++ b/fs/bcachefs/btree_io.c @@ -1610,9 +1610,10 @@ void bch2_btree_node_read(struct bch_fs *c, struct btree *b, } } -int bch2_btree_root_read(struct bch_fs *c, enum btree_id id, - const struct bkey_i *k, unsigned level) +static int __bch2_btree_root_read(struct btree_trans *trans, enum btree_id id, + const struct bkey_i *k, unsigned level) { + struct bch_fs *c = trans->c; struct closure cl; struct btree *b; int ret; @@ -1624,7 +1625,7 @@ int bch2_btree_root_read(struct bch_fs *c, enum btree_id id, closure_sync(&cl); } while (ret); - b = bch2_btree_node_mem_alloc(c, level != 0); + b = bch2_btree_node_mem_alloc(trans, level != 0); bch2_btree_cache_cannibalize_unlock(c); BUG_ON(IS_ERR(b)); @@ -1655,6 +1656,13 @@ err: return ret; } +int bch2_btree_root_read(struct bch_fs *c, enum btree_id id, + const struct bkey_i *k, unsigned level) +{ + return bch2_trans_run(c, __bch2_btree_root_read(&trans, id, k, level)); + +} + void bch2_btree_complete_write(struct bch_fs *c, struct btree *b, struct btree_write *w) { -- cgit