sighand_struct   1421 include/linux/sched.h 	struct sighand_struct *sighand;
sighand_struct   2434 include/linux/sched.h extern void __cleanup_sighand(struct sighand_struct *);
sighand_struct   2556 include/linux/sched.h extern struct sighand_struct *__lock_task_sighand(struct task_struct *tsk,
sighand_struct   2559 include/linux/sched.h static inline struct sighand_struct *lock_task_sighand(struct task_struct *tsk,
sighand_struct   2562 include/linux/sched.h 	struct sighand_struct *ret;
sighand_struct     24 include/linux/signalfd.h extern void signalfd_cleanup(struct sighand_struct *sighand);
sighand_struct     30 include/linux/signalfd.h static inline void signalfd_cleanup(struct sighand_struct *sighand) { }