67 static void __user *sig_handler(struct task_struct *t, int sig)  in sig_handler()
72 static inline bool sig_handler_ignored(void __user *handler, int sig)  in sig_handler_ignored()
79 static bool sig_task_ignored(struct task_struct *t, int sig, bool force)  in sig_task_ignored()
101 static bool sig_ignored(struct task_struct *t, int sig, bool force)  in sig_ignored()
210 	int sig = 0;  in next_signal()  local
253 static inline void print_dropped_signal(int sig)  in print_dropped_signal()
367 	struct signal_struct *sig = task->signal;  in task_participate_group_stop()  local
394 	struct signal_struct *sig = current->signal;  in task_join_group_stop()  local
412 __sigqueue_alloc(int sig, struct task_struct *t, gfp_t gfp_flags,  in __sigqueue_alloc()
498 		int sig = q->info.si_signo;  in __flush_itimer_signals()  local
555 bool unhandled_signal(struct task_struct *tsk, int sig)  in unhandled_signal()
568 static void collect_signal(int sig, struct sigpending *list, kernel_siginfo_t *info,  in collect_signal()
616 	int sig = next_signal(pending, mask);  in __dequeue_signal()  local
828 static int check_kill_permission(int sig, struct kernel_siginfo *info,  in check_kill_permission()
900 static bool prepare_signal(int sig, struct task_struct *p, bool force)  in prepare_signal()
973 static inline bool wants_signal(int sig, struct task_struct *p)  in wants_signal()
990 static void complete_signal(int sig, struct task_struct *p, enum pid_type type)  in complete_signal()
1066 static inline bool legacy_queue(struct sigpending *signals, int sig)  in legacy_queue()
1071 static int __send_signal(int sig, struct kernel_siginfo *info, struct task_struct *t,  in __send_signal()
1212 static int send_signal(int sig, struct kernel_siginfo *info, struct task_struct *t,  in send_signal()
1282 __group_send_sig_info(int sig, struct kernel_siginfo *info, struct task_struct *p)  in __group_send_sig_info()
1287 int do_send_sig_info(int sig, struct kernel_siginfo *info, struct task_struct *p,  in do_send_sig_info()
1318 	int sig = info->si_signo;  in force_sig_info_to_task()  local
1422 int group_send_sig_info(int sig, struct kernel_siginfo *info,  in group_send_sig_info()
1442 int __kill_pgrp_info(int sig, struct kernel_siginfo *info, struct pid *pgrp)  in __kill_pgrp_info()
1457 int kill_pid_info(int sig, struct kernel_siginfo *info, struct pid *pid)  in kill_pid_info()
1479 static int kill_proc_info(int sig, struct kernel_siginfo *info, pid_t pid)  in kill_proc_info()
1524 int kill_pid_usb_asyncio(int sig, int errno, sigval_t addr,  in kill_pid_usb_asyncio()
1575 static int kill_something_info(int sig, struct kernel_siginfo *info, pid_t pid)  in kill_something_info()
1615 int send_sig_info(int sig, struct kernel_siginfo *info, struct task_struct *p)  in send_sig_info()
1632 send_sig(int sig, struct task_struct *p, int priv)  in send_sig()
1638 void force_sig(int sig)  in force_sig()
1658 void force_sigsegv(int sig)  in force_sigsegv()
1671 int force_sig_fault_to_task(int sig, int code, void __user *addr  in force_sig_fault_to_task()
1690 int force_sig_fault(int sig, int code, void __user *addr  in force_sig_fault()
1697 int send_sig_fault(int sig, int code, void __user *addr  in send_sig_fault()
1828 int force_sig_fault_trapno(int sig, int code, void __user *addr, int trapno)  in force_sig_fault_trapno()
1844 int send_sig_fault_trapno(int sig, int code, void __user *addr, int trapno,  in send_sig_fault_trapno()
1858 int kill_pgrp(struct pid *pid, int sig, int priv)  in kill_pgrp()
1870 int kill_pid(struct pid *pid, int sig, int priv)  in kill_pid()
1917 	int sig = q->info.si_signo;  in send_sigqueue()  local
1979 bool do_notify_parent(struct task_struct *tsk, int sig)  in do_notify_parent()
2380 	struct signal_struct *sig = current->signal;  in do_signal_stop()  local
3255 static bool known_siginfo_layout(unsigned sig, int si_code)  in known_siginfo_layout()
3274 enum siginfo_layout siginfo_layout(unsigned sig, int si_code)  in siginfo_layout()
3568 	int sig, ret = 0;  in do_sigtimedwait()  local
3749 static inline void prepare_kill_siginfo(int sig, struct kernel_siginfo *info)  in prepare_kill_siginfo()
3764 SYSCALL_DEFINE2(kill, pid_t, pid, int, sig)  in SYSCALL_DEFINE2()  argument
3839 SYSCALL_DEFINE4(pidfd_send_signal, int, pidfd, int, sig,  in SYSCALL_DEFINE4()  argument
3892 do_send_specific(pid_t tgid, pid_t pid, int sig, struct kernel_siginfo *info)  in do_send_specific()
3921 static int do_tkill(pid_t tgid, pid_t pid, int sig)  in do_tkill()
3945 SYSCALL_DEFINE3(tgkill, pid_t, tgid, pid_t, pid, int, sig)  in SYSCALL_DEFINE3()  argument
3961 SYSCALL_DEFINE2(tkill, pid_t, pid, int, sig)  in SYSCALL_DEFINE2()  argument
3970 static int do_rt_sigqueueinfo(pid_t pid, int sig, kernel_siginfo_t *info)  in do_rt_sigqueueinfo()
3989 SYSCALL_DEFINE3(rt_sigqueueinfo, pid_t, pid, int, sig,  in SYSCALL_DEFINE3()  argument
4000 COMPAT_SYSCALL_DEFINE3(rt_sigqueueinfo,  in COMPAT_SYSCALL_DEFINE3()  argument
4013 static int do_rt_tgsigqueueinfo(pid_t tgid, pid_t pid, int sig, kernel_siginfo_t *info)  in do_rt_tgsigqueueinfo()
4029 SYSCALL_DEFINE4(rt_tgsigqueueinfo, pid_t, tgid, pid_t, pid, int, sig,  in SYSCALL_DEFINE4()  argument
4040 COMPAT_SYSCALL_DEFINE4(rt_tgsigqueueinfo,  in COMPAT_SYSCALL_DEFINE4()  argument
4057 void kernel_sigaction(int sig, __sighandler_t action)  in kernel_sigaction()
4080 int do_sigaction(int sig, struct k_sigaction *act, struct k_sigaction *oact)  in do_sigaction()
4367 SYSCALL_DEFINE4(rt_sigaction, int, sig,  in SYSCALL_DEFINE4()  argument
4392 COMPAT_SYSCALL_DEFINE4(rt_sigaction, int, sig,  in COMPAT_SYSCALL_DEFINE4()  argument
4439 SYSCALL_DEFINE3(sigaction, int, sig,  in SYSCALL_DEFINE3()  argument
4475 COMPAT_SYSCALL_DEFINE3(sigaction, int, sig,  in COMPAT_SYSCALL_DEFINE3()  argument
4543 SYSCALL_DEFINE2(signal, int, sig, __sighandler_t, handler)  in SYSCALL_DEFINE2()  argument
4727 void kdb_send_sig(struct task_struct *t, int sig)  in kdb_send_sig()