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| author | Kent Overstreet <kent.overstreet@gmail.com> | 2021-03-23 23:52:27 -0400 |
|---|---|---|
| committer | Kent Overstreet <kent.overstreet@linux.dev> | 2023-10-22 17:08:57 -0400 |
| commit | a9d79c6e8ba18665bed30702be5fb238c50e8c63 (patch) | |
| tree | 1e6119b8da52ff6757ea078f75191f02c3bc3fa1 /fs/bcachefs/btree_cache.c | |
| parent | 08070cba4a378ca02fdb954c45cf9b8797907fe9 (diff) | |
| download | lwn-a9d79c6e8ba18665bed30702be5fb238c50e8c63.tar.gz lwn-a9d79c6e8ba18665bed30702be5fb238c50e8c63.zip | |
bcachefs: Use pcpu mode of six locks for interior nodes
Signed-off-by: Kent Overstreet <kent.overstreet@gmail.com>
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
Diffstat (limited to 'fs/bcachefs/btree_cache.c')
| -rw-r--r-- | fs/bcachefs/btree_cache.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/fs/bcachefs/btree_cache.c b/fs/bcachefs/btree_cache.c index 775b3e8468da..f32fc45c85d2 100644 --- a/fs/bcachefs/btree_cache.c +++ b/fs/bcachefs/btree_cache.c @@ -147,6 +147,11 @@ int bch2_btree_node_hash_insert(struct btree_cache *bc, struct btree *b, b->c.level = level; b->c.btree_id = id; + if (level) + six_lock_pcpu_alloc(&b->c.lock); + else + six_lock_pcpu_free_rcu(&b->c.lock); + mutex_lock(&bc->lock); ret = __bch2_btree_node_hash_insert(bc, b); if (!ret) @@ -393,6 +398,7 @@ void bch2_fs_btree_cache_exit(struct bch_fs *c) while (!list_empty(&bc->freed)) { b = list_first_entry(&bc->freed, struct btree, list); list_del(&b->list); + six_lock_pcpu_free(&b->c.lock); kfree(b); } |