summaryrefslogtreecommitdiff
path: root/include/linux/signal.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/linux/signal.h')
-rw-r--r--include/linux/signal.h6
1 files changed, 5 insertions, 1 deletions
diff --git a/include/linux/signal.h b/include/linux/signal.h
index f428e86f4800..9702016734b1 100644
--- a/include/linux/signal.h
+++ b/include/linux/signal.h
@@ -273,6 +273,10 @@ extern int group_send_sig_info(int sig, struct kernel_siginfo *info,
struct task_struct *p, enum pid_type type);
extern int __group_send_sig_info(int, struct kernel_siginfo *, struct task_struct *);
extern int sigprocmask(int, sigset_t *, sigset_t *);
+extern int set_user_sigmask(const sigset_t __user *usigmask, sigset_t *set,
+ sigset_t *oldset, size_t sigsetsize);
+extern void restore_user_sigmask(const void __user *usigmask,
+ sigset_t *sigsaved);
extern void set_current_blocked(sigset_t *);
extern void __set_current_blocked(const sigset_t *);
extern int show_unhandled_signals;
@@ -388,7 +392,7 @@ extern bool unhandled_signal(struct task_struct *tsk, int sig);
#endif
#define siginmask(sig, mask) \
- ((sig) < SIGRTMIN && (rt_sigmask(sig) & (mask)))
+ ((sig) > 0 && (sig) < SIGRTMIN && (rt_sigmask(sig) & (mask)))
#define SIG_KERNEL_ONLY_MASK (\
rt_sigmask(SIGKILL) | rt_sigmask(SIGSTOP))