diff options
author | Kent Overstreet <kent.overstreet@linux.dev> | 2023-09-12 17:16:02 -0400 |
---|---|---|
committer | Kent Overstreet <kent.overstreet@linux.dev> | 2023-10-22 17:10:13 -0400 |
commit | 6bd68ec266ad71827ef940151067b67b62fb8fed (patch) | |
tree | 158da84712ff58061a2bfbbe6f0e858b58c6140d /fs/bcachefs/btree_key_cache.c | |
parent | 96dea3d599dbc31f59eb786af2ac5079122beb88 (diff) | |
download | linux-6bd68ec266ad71827ef940151067b67b62fb8fed.tar.gz linux-6bd68ec266ad71827ef940151067b67b62fb8fed.tar.bz2 linux-6bd68ec266ad71827ef940151067b67b62fb8fed.zip |
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>
Diffstat (limited to 'fs/bcachefs/btree_key_cache.c')
-rw-r--r-- | fs/bcachefs/btree_key_cache.c | 12 |
1 files changed, 5 insertions, 7 deletions
diff --git a/fs/bcachefs/btree_key_cache.c b/fs/bcachefs/btree_key_cache.c index 784f889340cd..29a0b566a4fe 100644 --- a/fs/bcachefs/btree_key_cache.c +++ b/fs/bcachefs/btree_key_cache.c @@ -704,13 +704,11 @@ int bch2_btree_key_cache_journal_flush(struct journal *j, struct bkey_cached *ck = container_of(pin, struct bkey_cached, journal); struct bkey_cached_key key; - struct btree_trans trans; + struct btree_trans *trans = bch2_trans_get(c); int srcu_idx = srcu_read_lock(&c->btree_trans_barrier); int ret = 0; - bch2_trans_init(&trans, c, 0, 0); - - btree_node_lock_nopath_nofail(&trans, &ck->c, SIX_LOCK_read); + btree_node_lock_nopath_nofail(trans, &ck->c, SIX_LOCK_read); key = ck->key; if (ck->journal.seq != seq || @@ -727,13 +725,13 @@ int bch2_btree_key_cache_journal_flush(struct journal *j, } six_unlock_read(&ck->c.lock); - ret = commit_do(&trans, NULL, NULL, 0, - btree_key_cache_flush_pos(&trans, key, seq, + ret = commit_do(trans, NULL, NULL, 0, + btree_key_cache_flush_pos(trans, key, seq, BTREE_INSERT_JOURNAL_RECLAIM, false)); unlock: srcu_read_unlock(&c->btree_trans_barrier, srcu_idx); - bch2_trans_exit(&trans); + bch2_trans_put(trans); return ret; } |