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-rw-r--r--include/linux/sunrpc/auth.h4
-rw-r--r--net/sunrpc/auth.c5
2 files changed, 6 insertions, 3 deletions
diff --git a/include/linux/sunrpc/auth.h b/include/linux/sunrpc/auth.h
index 7a69ca3bebaf..84d5f3a05b16 100644
--- a/include/linux/sunrpc/auth.h
+++ b/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/net/sunrpc/auth.c b/net/sunrpc/auth.c
index eca941ce298b..b38f6ee2f5e2 100644
--- a/net/sunrpc/auth.c
+++ b/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;