bcachefs: Heap allocate btree_trans
We're using more stack than we'd like in a number of functions, and
btree_trans is the biggest object that we stack allocate.
But we have to do a heap allocatation to initialize it anyways, so
there's no real downside to heap allocating the entire thing.
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
diff --git a/fs/bcachefs/bcachefs.h b/fs/bcachefs/bcachefs.h
index 9fe3dac..ad18f3b 100644
--- a/fs/bcachefs/bcachefs.h
+++ b/fs/bcachefs/bcachefs.h
@@ -627,8 +627,8 @@ struct journal_keys {
size_t size;
};
-struct btree_path_buf {
- struct btree_path *path;
+struct btree_trans_buf {
+ struct btree_trans *trans;
};
#define REPLICAS_DELTA_LIST_MAX (1U << 16)
@@ -787,9 +787,9 @@ struct bch_fs {
/* btree_iter.c: */
struct seqmutex btree_trans_lock;
struct list_head btree_trans_list;
- mempool_t btree_paths_pool;
+ mempool_t btree_trans_pool;
mempool_t btree_trans_mem_pool;
- struct btree_path_buf __percpu *btree_paths_bufs;
+ struct btree_trans_buf __percpu *btree_trans_bufs;
struct srcu_struct btree_trans_barrier;
bool btree_trans_barrier_initialized;