linux-master/kernel/signal.c

129 static inline bool has_pending_signals(sigset_t *signal, sigset_t *blocked)
200 int next_signal(struct sigpending *pending, sigset_t *mask)
484 	sigset_t signal, retain;
610 static int __dequeue_signal(struct sigpending *pending, sigset_t *mask,
626 int dequeue_signal(struct task_struct *tsk, sigset_t *mask,
783 static void flush_sigqueue_mask(sigset_t *mask, struct sigpending *s)
786 	sigset_t m;
907 	sigset_t flush;
1175 			sigset_t *signal = &delayed->signal;
2936 	sigset_t blocked;
2967 static void retarget_shared_pending(struct task_struct *tsk, sigset_t *which)
2969 	sigset_t retarget;
2996 	sigset_t unblocked;
3063 static void __set_task_blocked(struct task_struct *tsk, const sigset_t *newset)
3066 		sigset_t newblocked;
3082 void set_current_blocked(sigset_t *newset)
3088 void __set_current_blocked(const sigset_t *newset)
3112 int sigprocmask(int how, sigset_t *set, sigset_t *oldset)
3115 	sigset_t newset;
3149 int set_user_sigmask(const sigset_t __user *umask, size_t sigsetsize)
3151 	sigset_t kmask;
3155 	if (sigsetsize != sizeof(sigset_t))
3157 	if (copy_from_user(&kmask, umask, sizeof(sigset_t)))
3171 	sigset_t kmask;
3193  *  @sigsetsize: size of sigset_t type
3195 SYSCALL_DEFINE4(rt_sigprocmask, int, how, sigset_t __user *, nset,
3196 		sigset_t __user *, oset, size_t, sigsetsize)
3198 	sigset_t old_set, new_set;
3201 	/* XXX: Don't preclude handling different sized sigset_t's.  */
3202 	if (sigsetsize != sizeof(sigset_t))
3208 		if (copy_from_user(&new_set, nset, sizeof(sigset_t)))
3218 		if (copy_to_user(oset, &old_set, sizeof(sigset_t)))
3229 	sigset_t old_set = current->blocked;
3231 	/* XXX: Don't preclude handling different sized sigset_t's.  */
3232 	if (sigsetsize != sizeof(sigset_t))
3236 		sigset_t new_set;
3250 static void do_sigpending(sigset_t *set)
3265  *  @sigsetsize: size of sigset_t type or larger
3267 SYSCALL_DEFINE2(rt_sigpending, sigset_t __user *, uset, size_t, sigsetsize)
3269 	sigset_t set;
3286 	sigset_t set;
3622 static int do_sigtimedwait(const sigset_t *which, kernel_siginfo_t *info,
3627 	sigset_t mask = *which;
3679  *  @sigsetsize: size of sigset_t type
3681 SYSCALL_DEFINE4(rt_sigtimedwait, const sigset_t __user *, uthese,
3686 	sigset_t these;
3691 	/* XXX: Don't preclude handling different sized sigset_t's.  */
3692 	if (sigsetsize != sizeof(sigset_t))
3714 SYSCALL_DEFINE4(rt_sigtimedwait_time32, const sigset_t __user *, uthese,
3719 	sigset_t these;
3724 	if (sigsetsize != sizeof(sigset_t))
3751 	sigset_t s;
3756 	if (sigsetsize != sizeof(sigset_t))
3782 	sigset_t s;
3787 	if (sigsetsize != sizeof(sigset_t))
4145 		sigset_t mask;
4167 	sigset_t mask;
4401 	sigset_t set;
4417 	sigset_t set;
4442 	sigset_t new_blocked;
4484  *  @sigsetsize: size of sigset_t type
4494 	/* XXX: Don't preclude handling different sized sigset_t's.  */
4495 	if (sigsetsize != sizeof(sigset_t))
4522 	/* XXX: Don't preclude handling different sized sigset_t's.  */
4649 	sigset_t newset;
4690 static int sigsuspend(sigset_t *set)
4707  *  @sigsetsize: size of sigset_t type
4709 SYSCALL_DEFINE2(rt_sigsuspend, sigset_t __user *, unewset, size_t, sigsetsize)
4711 	sigset_t newset;
4713 	/* XXX: Don't preclude handling different sized sigset_t's.  */
4714 	if (sigsetsize != sizeof(sigset_t))
4725 	sigset_t newset;
4727 	/* XXX: Don't preclude handling different sized sigset_t's.  */
4728 	if (sigsetsize != sizeof(sigset_t))
4740 	sigset_t blocked;
4748 	sigset_t blocked;