+static void rpc_save_sigmask(sigset_t *oldset, int intr)
+{
+ unsigned long sigallow = 0;
+ sigset_t sigmask;
+
+ /* Block all signals except those listed in sigallow */
+ if (intr)
+ sigallow |= RPC_INTR_SIGNALS;
+ siginitsetinv(&sigmask, sigallow);
+ sigprocmask(SIG_BLOCK, &sigmask, oldset);
+}
+
+static inline void rpc_task_sigmask(struct rpc_task *task, sigset_t *oldset)
+{
+ rpc_save_sigmask(oldset, !RPC_TASK_UNINTERRUPTIBLE(task));
+}
+
+static inline void rpc_restore_sigmask(sigset_t *oldset)
+{
+ sigprocmask(SIG_SETMASK, oldset, NULL);
+}
+