From 52ae9400049579017e83ac557e37eb167d5e09e8 Mon Sep 17 00:00:00 2001
From: Trond Myklebust <Trond.Myklebust@netapp.com>
Date: Wed, 12 Mar 2008 14:40:14 -0400
Subject: [PATCH] --- yaml --- r: 92875 b: refs/heads/master c:
 25337fdc85951dfeac944f16cb565904c619077a h: refs/heads/master i:   92873:
 567463d1ad6a0c35026b78ad1802769a75a76415   92871:
 1d5f66f261cde2b8c25371ba47348189cabaacba v: v3

---
 [refs]                            | 2 +-
 trunk/include/linux/sunrpc/auth.h | 4 ++--
 trunk/net/sunrpc/auth.c           | 5 ++++-
 3 files changed, 7 insertions(+), 4 deletions(-)

diff --git a/[refs] b/[refs]
index 5cc57aa84d07..0b57295c7d0c 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 9446389ef612096704fdf18fa79bab423d4110f0
+refs/heads/master: 25337fdc85951dfeac944f16cb565904c619077a
diff --git a/trunk/include/linux/sunrpc/auth.h b/trunk/include/linux/sunrpc/auth.h
index 7a69ca3bebaf..84d5f3a05b16 100644
--- a/trunk/include/linux/sunrpc/auth.h
+++ b/trunk/include/linux/sunrpc/auth.h
@@ -59,8 +59,8 @@ struct rpc_cred {
 /*
  * Client authentication handle
  */
-#define RPC_CREDCACHE_NR	8
-#define RPC_CREDCACHE_MASK	(RPC_CREDCACHE_NR - 1)
+#define RPC_CREDCACHE_HASHBITS	4
+#define RPC_CREDCACHE_NR	(1 << RPC_CREDCACHE_HASHBITS)
 struct rpc_cred_cache {
 	struct hlist_head	hashtable[RPC_CREDCACHE_NR];
 	spinlock_t		lock;
diff --git a/trunk/net/sunrpc/auth.c b/trunk/net/sunrpc/auth.c
index eca941ce298b..b38f6ee2f5e2 100644
--- a/trunk/net/sunrpc/auth.c
+++ b/trunk/net/sunrpc/auth.c
@@ -11,6 +11,7 @@
 #include <linux/module.h>
 #include <linux/slab.h>
 #include <linux/errno.h>
+#include <linux/hash.h>
 #include <linux/sunrpc/clnt.h>
 #include <linux/spinlock.h>
 
@@ -280,7 +281,9 @@ rpcauth_lookup_credcache(struct rpc_auth *auth, struct auth_cred * acred,
 	struct hlist_node *pos;
 	struct rpc_cred	*cred = NULL,
 			*entry, *new;
-	int		nr = 0;
+	unsigned int nr;
+
+	nr = hash_long(acred->uid, RPC_CREDCACHE_HASHBITS);
 
 	if (!(flags & RPCAUTH_LOOKUP_ROOTCREDS))
 		nr = acred->uid & RPC_CREDCACHE_MASK;