keys: __rcu annotations

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Acked-by: David Howells <dhowells@redhat.com>
Reviewed-by: Josh Triplett <josh@joshtriplett.org>

diff --git a/include/linux/cred.h b/include/linux/cred.h
index 4d2c395..4aaeab3 100644 (file)
--- a/include/linux/cred.h
+++ b/include/linux/cred.h
@@ -84,7 +84,7 @@ struct thread_group_cred {
        atomic_t        usage;
        pid_t           tgid;                   /* thread group process ID */
        spinlock_t      lock;
-       struct key      *session_keyring;       /* keyring inherited over fork */
+       struct key __rcu *session_keyring;      /* keyring inherited over fork */
        struct key      *process_keyring;       /* keyring private to this process */
        struct rcu_head rcu;                    /* RCU deletion hook */
 };

diff --git a/include/linux/key.h b/include/linux/key.h
index cd50dfa..3db0adc 100644 (file)
--- a/include/linux/key.h
+++ b/include/linux/key.h
@@ -178,8 +178,9 @@ struct key {
         */
        union {
                unsigned long           value;
+               void __rcu              *rcudata;
                void                    *data;
-               struct keyring_list     *subscriptions;
+               struct keyring_list __rcu *subscriptions;
        } payload;
 };