Btrfs: Add an extent buffer LRU to reduce radix tree hits

[karo-tx-linux.git] / fs / btrfs / ctree.c

diff --git a/fs/btrfs/ctree.c b/fs/btrfs/ctree.c
index 08ddf1873ab1f0c55da018e116a5fae011253597..bef61ee883e1f1093b252dce81b78cc67d510252 100644 (file)
--- a/fs/btrfs/ctree.c
+++ b/fs/btrfs/ctree.c
@@ -88,8 +88,6 @@ static int __btrfs_cow_block(struct btrfs_trans_handle *trans,
        if (IS_ERR(cow))
                return PTR_ERR(cow);
 
-       cow->alloc_addr = (unsigned long)__builtin_return_address(0);
-
        copy_extent_buffer(cow, buf, 0, 0, cow->len);
        btrfs_set_header_bytenr(cow, cow->start);
        btrfs_set_header_generation(cow, trans->transid);
@@ -151,7 +149,6 @@ int btrfs_cow_block(struct btrfs_trans_handle *trans,
        search_start = buf->start & ~((u64)BTRFS_BLOCK_GROUP_SIZE - 1);
        ret = __btrfs_cow_block(trans, root, buf, parent,
                                 parent_slot, cow_ret, search_start, 0);
-       (*cow_ret)->alloc_addr = (unsigned long)__builtin_return_address(0);
        return ret;
 }