SUNRPC: Give credential cache a local spinlock

Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>

1 files changed, 5 insertions, 0 deletions

diff --git a/net/sunrpc/auth_unix.c b/net/sunrpc/auth_unix.c
index f7ff6ad3259e..205878a3caa5 100644
--- a/net/sunrpc/auth_unix.c
+++ b/net/sunrpc/auth_unix.c
@@ -213,6 +213,11 @@ unx_validate(struct rpc_task *task, __be32 *p)
         return p;
 }
 
+void __init rpc_init_authunix(void)
+{
+        spin_lock_init(&unix_cred_cache.lock);
+}
+
 const struct rpc_authops authunix_ops = {
         .owner          = THIS_MODULE,
         .au_flavor      = RPC_AUTH_UNIX,