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| 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/super.c | |
| parent | 96dea3d599dbc31f59eb786af2ac5079122beb88 (diff) | |
| download | lwn-6bd68ec266ad71827ef940151067b67b62fb8fed.tar.gz lwn-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/super.c')
| -rw-r--r-- | fs/bcachefs/super.c | 7 |
1 files changed, 0 insertions, 7 deletions
diff --git a/fs/bcachefs/super.c b/fs/bcachefs/super.c index 332951b794b4..a00dc4a4a2c9 100644 --- a/fs/bcachefs/super.c +++ b/fs/bcachefs/super.c @@ -470,7 +470,6 @@ int bch2_fs_read_write_early(struct bch_fs *c) static void __bch2_fs_free(struct bch_fs *c) { unsigned i; - int cpu; for (i = 0; i < BCH_TIME_STAT_NR; i++) bch2_time_stats_exit(&c->times[i]); @@ -502,12 +501,7 @@ static void __bch2_fs_free(struct bch_fs *c) percpu_free_rwsem(&c->mark_lock); free_percpu(c->online_reserved); - if (c->btree_paths_bufs) - for_each_possible_cpu(cpu) - kfree(per_cpu_ptr(c->btree_paths_bufs, cpu)->path); - darray_exit(&c->btree_roots_extra); - free_percpu(c->btree_paths_bufs); free_percpu(c->pcpu); mempool_exit(&c->large_bkey_pool); mempool_exit(&c->btree_bounce_pool); @@ -829,7 +823,6 @@ static struct bch_fs *bch2_fs_alloc(struct bch_sb *sb, struct bch_opts opts) BIOSET_NEED_BVECS) || !(c->pcpu = alloc_percpu(struct bch_fs_pcpu)) || !(c->online_reserved = alloc_percpu(u64)) || - !(c->btree_paths_bufs = alloc_percpu(struct btree_path_buf)) || mempool_init_kvpmalloc_pool(&c->btree_bounce_pool, 1, btree_bytes(c)) || mempool_init_kmalloc_pool(&c->large_bkey_pool, 1, 2048) || |