1 files changed, 11 insertions, 4 deletions

diff --git a/include/linux/signal.h b/include/linux/signal.h
index fcd2b14b1932..a822300a253b 100644
--- a/include/linux/signal.h
+++ b/include/linux/signal.h
@@ -7,6 +7,8 @@
 #ifdef __KERNEL__
 #include <linux/list.h>
 
+struct task_struct;
+
 /* for sysctl */
 extern int print_fatal_signals;
 /*
@@ -123,13 +125,13 @@ _SIG_SET_BINOP(sigorsets, _sig_or)
 #define _sig_and(x,y)   ((x) & (y))
 _SIG_SET_BINOP(sigandsets, _sig_and)
 
-#define _sig_nand(x,y)  ((x) & ~(y))
-_SIG_SET_BINOP(signandsets, _sig_nand)
+#define _sig_andn(x,y)  ((x) & ~(y))
+_SIG_SET_BINOP(sigandnsets, _sig_andn)
 
 #undef _SIG_SET_BINOP
 #undef _sig_or
 #undef _sig_and
-#undef _sig_nand
+#undef _sig_andn
 
 #define _SIG_SET_OP(name, op)                                           \
 static inline void name(sigset_t *set)                                  \
@@ -234,6 +236,9 @@ static inline int valid_signal(unsigned long sig)
         return sig <= _NSIG ? 1 : 0;
 }
 
+struct timespec;
+struct pt_regs;
+
 extern int next_signal(struct sigpending *pending, sigset_t *mask);
 extern int do_send_sig_info(int sig, struct siginfo *info,
                                 struct task_struct *p, bool group);
@@ -242,10 +247,12 @@ extern int __group_send_sig_info(int, struct siginfo *, struct task_struct *);
 extern long do_rt_tgsigqueueinfo(pid_t tgid, pid_t pid, int sig,
                                  siginfo_t *info);
 extern long do_sigpending(void __user *, unsigned long);
+extern int do_sigtimedwait(const sigset_t *, siginfo_t *,
+                                const struct timespec *);
 extern int sigprocmask(int, sigset_t *, sigset_t *);
+extern void set_current_blocked(const sigset_t *);
 extern int show_unhandled_signals;
 
-struct pt_regs;
 extern int get_signal_to_deliver(siginfo_t *info, struct k_sigaction *return_ka, struct pt_regs *regs, void *cookie);
 extern void exit_signals(struct task_struct *tsk);