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bcachefs: improve behaviour of btree_cache_scan()

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Appending new nodes to the end of the list means we're more likely to
evict old entries when btree_cache_scan() is started.

Signed-off-by: Daniel Hill <daniel@gluo.nz>
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
This commit is contained in:
Daniel Hill 2022-10-06 15:53:36 +13:00 committed by Kent Overstreet
parent bd954215ca
commit b5ac23c465
1 changed files with 1 additions and 1 deletions
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2
fs/bcachefs/btree_cache.c
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@ -173,7 +173,7 @@ int bch2_btree_node_hash_insert(struct btree_cache *bc, struct btree *b,
mutex_lock(&bc->lock);
ret = __bch2_btree_node_hash_insert(bc, b);
if (!ret)
list_add(&b->list, &bc->live);
list_add_tail(&b->list, &bc->live);
mutex_unlock(&bc->lock);
return ret;