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author | Kent Overstreet <kent.overstreet@gmail.com> | 2022-05-02 18:39:16 -0400 |
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committer | Kent Overstreet <kent.overstreet@gmail.com> | 2022-05-02 18:42:06 -0400 |
commit | 6f5afc0c12bbf56ffdabe5b2c5297aef255c4baa (patch) | |
tree | f5da49a340ab5d14835d37d69d5126f0e955833c /libbcachefs/btree_key_cache.c | |
parent | 88b27bd794e2fce01453f1b8c482fe1c2470c8d0 (diff) |
Update bcachefs sources to bdf6d7c135 fixup! bcachefs: Kill journal buf bloom filter
Diffstat (limited to 'libbcachefs/btree_key_cache.c')
-rw-r--r-- | libbcachefs/btree_key_cache.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/libbcachefs/btree_key_cache.c b/libbcachefs/btree_key_cache.c index ab394c2d..a575189f 100644 --- a/libbcachefs/btree_key_cache.c +++ b/libbcachefs/btree_key_cache.c @@ -236,6 +236,13 @@ static int btree_key_cache_fill(struct btree_trans *trans, */ new_u64s = k.k->u64s + 1; + /* + * Allocate some extra space so that the transaction commit path is less + * likely to have to reallocate, since that requires a transaction + * restart: + */ + new_u64s = min(256U, (new_u64s * 3) / 2); + if (new_u64s > ck->u64s) { new_u64s = roundup_pow_of_two(new_u64s); new_k = kmalloc(new_u64s * sizeof(u64), GFP_NOFS); |