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NFSv4: Append delegations to the per-client list instead of prepending

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Do so on the assumption that for most use cases, that list will turn into
a more or less LRU-ordered list, and so the list traversals in
nfs_client_return_marked_delegations() are likely to be shorter before
hitting a candidate to return.

Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
This commit is contained in:
Trond Myklebust 2015-03-04 15:59:05 -05:00
parent f0eede10fd
commit 38942ba204
1 changed files with 1 additions and 1 deletions
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2
fs/nfs/delegation.c
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@ -378,7 +378,7 @@ int nfs_inode_set_delegation(struct inode *inode, struct rpc_cred *cred, struct
if (freeme == NULL)
goto out;
}
list_add_rcu(&delegation->super_list, &server->delegations);
list_add_tail_rcu(&delegation->super_list, &server->delegations);
rcu_assign_pointer(nfsi->delegation, delegation);
delegation = NULL;