diff options
Diffstat (limited to 'fs/bcachefs/btree_cache.c')
| -rw-r--r-- | fs/bcachefs/btree_cache.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/fs/bcachefs/btree_cache.c b/fs/bcachefs/btree_cache.c index 59638d09e1fd..3b1d694dcb3a 100644 --- a/fs/bcachefs/btree_cache.c +++ b/fs/bcachefs/btree_cache.c @@ -15,6 +15,7 @@ #include <linux/prefetch.h> #include <linux/sched/mm.h> +#include <linux/seq_buf.h> #include <linux/swap.h> const char * const bch2_btree_node_flags[] = { @@ -565,6 +566,19 @@ static unsigned long bch2_btree_cache_count(struct shrinker *shrink, return btree_cache_can_free(list); } +static void bch2_btree_cache_shrinker_to_text(struct seq_buf *s, struct shrinker *shrink) +{ + struct btree_cache_list *list = shrink->private_data; + struct btree_cache *bc = container_of(list, struct btree_cache, live[list->idx]); + + char *cbuf; + size_t buflen = seq_buf_get_buf(s, &cbuf); + struct printbuf out = PRINTBUF_EXTERN(cbuf, buflen); + + bch2_btree_cache_to_text(&out, bc); + seq_buf_commit(s, out.pos); +} + void bch2_fs_btree_cache_exit(struct bch_fs *c) { struct btree_cache *bc = &c->btree_cache; @@ -659,6 +673,7 @@ int bch2_fs_btree_cache_init(struct bch_fs *c) bc->live[0].shrink = shrink; shrink->count_objects = bch2_btree_cache_count; shrink->scan_objects = bch2_btree_cache_scan; + shrink->to_text = bch2_btree_cache_shrinker_to_text; shrink->seeks = 2; shrink->private_data = &bc->live[0]; shrinker_register(shrink); @@ -669,6 +684,7 @@ int bch2_fs_btree_cache_init(struct bch_fs *c) bc->live[1].shrink = shrink; shrink->count_objects = bch2_btree_cache_count; shrink->scan_objects = bch2_btree_cache_scan; + shrink->to_text = bch2_btree_cache_shrinker_to_text; shrink->seeks = 8; shrink->private_data = &bc->live[1]; shrinker_register(shrink); |