SUNRPC: Give credential cache a local spinlock
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
diff --git a/include/linux/sunrpc/auth.h b/include/linux/sunrpc/auth.h
index 5974e8a..e5a3b51 100644
--- a/include/linux/sunrpc/auth.h
+++ b/include/linux/sunrpc/auth.h
@@ -63,6 +63,7 @@
#define RPC_CREDCACHE_MASK (RPC_CREDCACHE_NR - 1)
struct rpc_cred_cache {
struct hlist_head hashtable[RPC_CREDCACHE_NR];
+ spinlock_t lock;
unsigned long nextgc; /* next garbage collection */
unsigned long expire; /* cache expiry interval */
};
@@ -126,6 +127,8 @@
extern const struct rpc_authops authunix_ops;
extern const struct rpc_authops authnull_ops;
+void __init rpc_init_authunix(void);
+
int rpcauth_register(const struct rpc_authops *);
int rpcauth_unregister(const struct rpc_authops *);
struct rpc_auth * rpcauth_create(rpc_authflavor_t, struct rpc_clnt *);