Searched refs:sighand (Results 1 - 43 of 43) sorted by relevance

/linux-4.1.27/include/linux/
H A Dsignalfd.h20 if (unlikely(waitqueue_active(&tsk->sighand->signalfd_wqh))) signalfd_notify()
21 wake_up(&tsk->sighand->signalfd_wqh); signalfd_notify()
24 extern void signalfd_cleanup(struct sighand_struct *sighand);
30 static inline void signalfd_cleanup(struct sighand_struct *sighand) { } argument
H A Dinit_task.h64 #define INIT_SIGHAND(sighand) { \
67 .siglock = __SPIN_LOCK_UNLOCKED(sighand.siglock), \
68 .signalfd_wqh = __WAIT_QUEUE_HEAD_INITIALIZER(sighand.signalfd_wqh), \
230 .sighand = &init_sighand, \
H A Dsignal.h435 (((t)->sighand->action[(signr)-1].sa.sa_handler != SIG_DFL) && \
436 ((t)->sighand->action[(signr)-1].sa.sa_handler != SIG_IGN))
440 (t)->sighand->action[(signr)-1].sa.sa_handler == SIG_DFL)
H A Dsched.h1485 struct sighand_struct *sighand; member in struct:task_struct
2379 spin_lock_irqsave(&tsk->sighand->siglock, flags); dequeue_signal_lock()
2381 spin_unlock_irqrestore(&tsk->sighand->siglock, flags); dequeue_signal_lock()
2634 (void)__cond_lock(&tsk->sighand->siglock, ret); lock_task_sighand()
2641 spin_unlock_irqrestore(&tsk->sighand->siglock, *flags); unlock_task_sighand()
2969 * callers must hold sighand->siglock.
/linux-4.1.27/fs/
H A Dsignalfd.c9 * Added sighand-detach notification.
17 * Attach to the sighand only during read() and poll().
35 void signalfd_cleanup(struct sighand_struct *sighand) signalfd_cleanup() argument
37 wait_queue_head_t *wqh = &sighand->signalfd_wqh; signalfd_cleanup()
65 poll_wait(file, &current->sighand->signalfd_wqh, wait); signalfd_poll()
67 spin_lock_irq(&current->sighand->siglock); signalfd_poll()
72 spin_unlock_irq(&current->sighand->siglock); signalfd_poll()
165 spin_lock_irq(&current->sighand->siglock); signalfd_dequeue()
173 spin_unlock_irq(&current->sighand->siglock); signalfd_dequeue()
177 add_wait_queue(&current->sighand->signalfd_wqh, &wait); signalfd_dequeue()
187 spin_unlock_irq(&current->sighand->siglock); signalfd_dequeue()
189 spin_lock_irq(&current->sighand->siglock); signalfd_dequeue()
191 spin_unlock_irq(&current->sighand->siglock); signalfd_dequeue()
193 remove_wait_queue(&current->sighand->signalfd_wqh, &wait); signalfd_dequeue()
298 spin_lock_irq(&current->sighand->siglock); SYSCALL_DEFINE4()
300 spin_unlock_irq(&current->sighand->siglock); SYSCALL_DEFINE4()
302 wake_up(&current->sighand->signalfd_wqh); SYSCALL_DEFINE4()
H A Dcoredump.c309 spin_lock_irq(&tsk->sighand->siglock); zap_threads()
318 spin_unlock_irq(&tsk->sighand->siglock); zap_threads()
345 * However, it can change p->sighand, so lock_task_sighand(p) zap_threads()
419 spin_lock_irq(&current->sighand->siglock); coredump_finish()
424 spin_unlock_irq(&current->sighand->siglock); coredump_finish()
H A Dexec.c890 struct sighand_struct *oldsighand = tsk->sighand; de_thread()
1020 * This ->sighand is shared with the CLONE_SIGHAND de_thread()
1033 rcu_assign_pointer(tsk->sighand, newsighand); de_thread()
/linux-4.1.27/drivers/staging/lustre/lustre/libcfs/linux/
H A Dlinux-prim.c134 spin_lock_irqsave(&current->sighand->siglock, flags); cfs_block_allsigs()
138 spin_unlock_irqrestore(&current->sighand->siglock, flags); cfs_block_allsigs()
149 spin_lock_irqsave(&current->sighand->siglock, flags); cfs_block_sigs()
153 spin_unlock_irqrestore(&current->sighand->siglock, flags); cfs_block_sigs()
164 spin_lock_irqsave(&current->sighand->siglock, flags); cfs_block_sigsinv()
168 spin_unlock_irqrestore(&current->sighand->siglock, flags); cfs_block_sigsinv()
179 spin_lock_irqsave(&current->sighand->siglock, flags); cfs_restore_sigs()
182 spin_unlock_irqrestore(&current->sighand->siglock, flags); cfs_restore_sigs()
198 spin_lock_irqsave(&current->sighand->siglock, flags); cfs_clear_sigpending()
200 spin_unlock_irqrestore(&current->sighand->siglock, flags); cfs_clear_sigpending()
/linux-4.1.27/drivers/tty/
H A Dtty_audit.c148 spin_lock_irqsave(&current->sighand->siglock, flags); tty_audit_tiocsti()
153 spin_unlock_irqrestore(&current->sighand->siglock, flags); tty_audit_tiocsti()
178 * Try to lock sighand and get a reference to the tty audit buffer if available.
227 spin_lock_irqsave(&current->sighand->siglock, flags); tty_audit_buf_get()
235 spin_unlock_irqrestore(&current->sighand->siglock, flags); tty_audit_buf_get()
245 spin_lock_irqsave(&current->sighand->siglock, flags); tty_audit_buf_get()
257 spin_unlock_irqrestore(&current->sighand->siglock, flags); tty_audit_buf_get()
279 spin_lock_irqsave(&current->sighand->siglock, flags); tty_audit_add_data()
281 spin_unlock_irqrestore(&current->sighand->siglock, flags); tty_audit_add_data()
330 spin_lock_irqsave(&current->sighand->siglock, flags); tty_audit_push()
332 spin_unlock_irqrestore(&current->sighand->siglock, flags); tty_audit_push()
338 spin_unlock_irqrestore(&current->sighand->siglock, flags); tty_audit_push()
H A Dtty_io.c498 spin_lock_irqsave(&p->sighand->siglock, flags); proc_clear_tty()
501 spin_unlock_irqrestore(&p->sighand->siglock, flags); proc_clear_tty()
513 * sighand lock
540 spin_lock_irq(&current->sighand->siglock); proc_set_tty()
542 spin_unlock_irq(&current->sighand->siglock); proc_set_tty()
550 spin_lock_irqsave(&current->sighand->siglock, flags); get_current_tty()
552 spin_unlock_irqrestore(&current->sighand->siglock, flags); get_current_tty()
612 spin_lock_irq(&p->sighand->siglock); tty_signal_session_leader()
620 spin_unlock_irq(&p->sighand->siglock); tty_signal_session_leader()
631 spin_unlock_irq(&p->sighand->siglock); tty_signal_session_leader()
665 * ->siglock to protect ->signal/->sighand
876 * ->siglock is taken to protect ->signal/->sighand
878 * ->siglock is taken to protect ->signal/->sighand
905 spin_lock_irq(&current->sighand->siglock); disassociate_ctty()
908 spin_unlock_irq(&current->sighand->siglock); disassociate_ctty()
917 spin_lock_irq(&current->sighand->siglock); disassociate_ctty()
938 spin_unlock_irq(&current->sighand->siglock); disassociate_ctty()
2042 * ->siglock protects ->signal/->sighand
2147 spin_lock_irq(&current->sighand->siglock); tty_open()
2169 spin_unlock_irq(&current->sighand->siglock); tty_open()
H A Dn_tty.c1790 current->sighand->action[sig-1].sa.sa_handler == SIG_IGN); is_ignored()
/linux-4.1.27/kernel/time/
H A Ditimer.c51 spin_lock_irq(&tsk->sighand->siglock); get_cpu_itimer()
73 spin_unlock_irq(&tsk->sighand->siglock); get_cpu_itimer()
85 spin_lock_irq(&tsk->sighand->siglock); do_getitimer()
89 spin_unlock_irq(&tsk->sighand->siglock); do_getitimer()
160 spin_lock_irq(&tsk->sighand->siglock); set_cpu_itimer()
176 spin_unlock_irq(&tsk->sighand->siglock); set_cpu_itimer()
206 spin_lock_irq(&tsk->sighand->siglock); do_setitimer()
215 spin_unlock_irq(&tsk->sighand->siglock); do_setitimer()
227 spin_unlock_irq(&tsk->sighand->siglock); do_setitimer()
H A Dposix-cpu-timers.c26 spin_lock_irq(&task->sighand->siglock); update_rlimit_cpu()
28 spin_unlock_irq(&task->sighand->siglock); update_rlimit_cpu()
236 * Must be called with task sighand lock held for safe while_each_thread()
369 struct sighand_struct *sighand; posix_cpu_timer_del() local
375 * Protect against sighand release/switch in exit/exec and process/ posix_cpu_timer_del()
378 sighand = lock_task_sighand(p, &flags); posix_cpu_timer_del()
379 if (unlikely(sighand == NULL)) { posix_cpu_timer_del()
445 * expire later. This must be called with the sighand lock held.
536 * Must be called with task sighand lock held for safe while_each_thread()
604 struct sighand_struct *sighand; posix_cpu_timer_set() local
614 * Protect against sighand release/switch in exit/exec and p->cpu_timers posix_cpu_timer_set()
617 sighand = lock_task_sighand(p, &flags); posix_cpu_timer_set()
622 if (unlikely(sighand == NULL)) { posix_cpu_timer_set()
769 struct sighand_struct *sighand; posix_cpu_timer_get() local
773 * Protect against sighand release/switch in exit/exec and posix_cpu_timer_get()
777 sighand = lock_task_sighand(p, &flags); posix_cpu_timer_get()
778 if (unlikely(sighand == NULL)) { posix_cpu_timer_get()
1004 struct sighand_struct *sighand; posix_cpu_timer_schedule() local
1021 sighand = lock_task_sighand(p, &flags); posix_cpu_timer_schedule()
1022 if (!sighand) posix_cpu_timer_schedule()
1029 sighand = lock_task_sighand(p, &flags); posix_cpu_timer_schedule()
1030 if (unlikely(sighand == NULL)) { posix_cpu_timer_schedule()
1044 /* Leave the sighand locked for the call below. */ posix_cpu_timer_schedule()
1199 * The tsk->sighand->siglock must be held by the caller.
H A Dposix-timers.c461 * change which involves sighand locking posix_timer_fn()
662 spin_lock_irq(&current->sighand->siglock); SYSCALL_DEFINE3()
665 spin_unlock_irq(&current->sighand->siglock); SYSCALL_DEFINE3()
952 spin_lock(&current->sighand->siglock); SYSCALL_DEFINE1()
954 spin_unlock(&current->sighand->siglock); SYSCALL_DEFINE1()
/linux-4.1.27/kernel/
H A Dsignal.c58 return t->sighand->action[sig - 1].sa.sa_handler; sig_handler()
243 * Must be called with @task->sighand->siglock held.
274 * Must be called with @task->sighand->siglock held.
298 * Must be called with @task->sighand->siglock held.
323 * Must be called with @task->sighand->siglock held.
430 spin_lock_irqsave(&t->sighand->siglock, flags); flush_signals()
432 spin_unlock_irqrestore(&t->sighand->siglock, flags); flush_signals()
463 spin_lock_irqsave(&tsk->sighand->siglock, flags); flush_itimer_signals()
466 spin_unlock_irqrestore(&tsk->sighand->siglock, flags); flush_itimer_signals()
474 t->sighand->action[i].sa.sa_handler = SIG_IGN; ignore_signals()
487 struct k_sigaction *ka = &t->sighand->action[0]; flush_signal_handlers()
502 void __user *handler = tsk->sighand->action[sig-1].sa.sa_handler; unhandled_signal()
525 spin_lock_irqsave(&current->sighand->siglock, flags); block_all_signals()
529 spin_unlock_irqrestore(&current->sighand->siglock, flags); block_all_signals()
539 spin_lock_irqsave(&current->sighand->siglock, flags); unblock_all_signals()
543 spin_unlock_irqrestore(&current->sighand->siglock, flags); unblock_all_signals()
672 spin_unlock(&tsk->sighand->siglock); dequeue_signal()
674 spin_lock(&tsk->sighand->siglock); dequeue_signal()
814 * Must be called with @task->sighand->siglock held.
819 assert_spin_locked(&t->sighand->siglock); ptrace_trap_notify()
1031 assert_spin_locked(&t->sighand->siglock); __send_signal()
1217 spin_lock_irqsave(&t->sighand->siglock, flags); force_sig_info()
1218 action = &t->sighand->action[sig-1]; force_sig_info()
1231 spin_unlock_irqrestore(&t->sighand->siglock, flags); force_sig_info()
1263 struct sighand_struct *sighand; __lock_task_sighand() local
1272 sighand = rcu_dereference(tsk->sighand); __lock_task_sighand()
1273 if (unlikely(sighand == NULL)) { __lock_task_sighand()
1279 * This sighand can be already freed and even reused, but __lock_task_sighand()
1284 * We need to ensure that tsk->sighand is still the same __lock_task_sighand()
1287 * must see ->sighand == NULL. __lock_task_sighand()
1289 spin_lock(&sighand->siglock); __lock_task_sighand()
1290 if (likely(sighand == tsk->sighand)) { __lock_task_sighand()
1294 spin_unlock(&sighand->siglock); __lock_task_sighand()
1299 return sighand; __lock_task_sighand()
1502 spin_lock_irqsave(&p->sighand->siglock, flags); force_sigsegv()
1503 p->sighand->action[sig - 1].sa.sa_handler = SIG_DFL; force_sigsegv()
1504 spin_unlock_irqrestore(&p->sighand->siglock, flags); force_sigsegv()
1550 spinlock_t *lock = &current->sighand->siglock; sigqueue_free()
1681 psig = tsk->parent->sighand; do_notify_parent()
1732 struct sighand_struct *sighand; do_notify_parent_cldstop() local
1771 sighand = parent->sighand; do_notify_parent_cldstop()
1772 spin_lock_irqsave(&sighand->siglock, flags); do_notify_parent_cldstop()
1773 if (sighand->action[SIGCHLD-1].sa.sa_handler != SIG_IGN && do_notify_parent_cldstop()
1774 !(sighand->action[SIGCHLD-1].sa.sa_flags & SA_NOCLDSTOP)) do_notify_parent_cldstop()
1780 spin_unlock_irqrestore(&sighand->siglock, flags); do_notify_parent_cldstop()
1818 * This must be called with current->sighand->siglock held.
1829 __releases(&current->sighand->siglock)
1830 __acquires(&current->sighand->siglock)
1846 spin_unlock_irq(&current->sighand->siglock);
1848 spin_lock_irq(&current->sighand->siglock);
1883 spin_unlock_irq(&current->sighand->siglock);
1936 spin_lock_irq(&current->sighand->siglock);
1970 spin_lock_irq(&current->sighand->siglock); ptrace_notify()
1972 spin_unlock_irq(&current->sighand->siglock); ptrace_notify()
1990 * Must be called with @current->sighand->siglock held, which is released
1998 __releases(&current->sighand->siglock)
2069 spin_unlock_irq(&current->sighand->siglock);
2111 * Must be called with @current->sighand->siglock held, which may be
2183 struct sighand_struct *sighand = current->sighand; get_signal() local
2201 spin_lock_irq(&sighand->siglock); get_signal()
2217 spin_unlock_irq(&sighand->siglock); get_signal()
2247 spin_unlock_irq(&sighand->siglock); get_signal()
2262 ka = &sighand->action[signr-1]; get_signal()
2311 spin_unlock_irq(&sighand->siglock); get_signal()
2318 spin_lock_irq(&sighand->siglock); get_signal()
2333 spin_unlock_irq(&sighand->siglock); get_signal()
2361 spin_unlock_irq(&sighand->siglock); get_signal()
2451 spin_lock_irq(&tsk->sighand->siglock); exit_signals()
2471 spin_unlock_irq(&tsk->sighand->siglock); exit_signals()
2542 spin_lock_irq(&tsk->sighand->siglock); __set_current_blocked()
2544 spin_unlock_irq(&tsk->sighand->siglock); __set_current_blocked()
2663 spin_lock_irq(&current->sighand->siglock); do_sigpending()
2666 spin_unlock_irq(&current->sighand->siglock); do_sigpending()
2829 spin_lock_irq(&tsk->sighand->siglock); do_sigtimedwait()
2841 spin_unlock_irq(&tsk->sighand->siglock); do_sigtimedwait()
2845 spin_lock_irq(&tsk->sighand->siglock); do_sigtimedwait()
2850 spin_unlock_irq(&tsk->sighand->siglock); do_sigtimedwait()
3085 spin_lock_irq(&current->sighand->siglock); kernel_sigaction()
3086 current->sighand->action[sig - 1].sa.sa_handler = action; kernel_sigaction()
3097 spin_unlock_irq(&current->sighand->siglock); kernel_sigaction()
3110 k = &p->sighand->action[sig-1]; do_sigaction()
3112 spin_lock_irq(&p->sighand->siglock); do_sigaction()
3140 spin_unlock_irq(&p->sighand->siglock); do_sigaction()
3652 if (!spin_trylock(&t->sighand->siglock)) { kdb_send_sig_info()
3658 spin_unlock(&t->sighand->siglock); kdb_send_sig_info()
H A Dptrace.c80 spin_lock(&child->sighand->siglock); __ptrace_unlink()
118 spin_unlock(&child->sighand->siglock); __ptrace_unlink()
130 spin_lock_irq(&task->sighand->siglock); ptrace_freeze_traced()
135 spin_unlock_irq(&task->sighand->siglock); ptrace_freeze_traced()
147 spin_lock_irq(&task->sighand->siglock); ptrace_unfreeze_traced()
152 spin_unlock_irq(&task->sighand->siglock); ptrace_unfreeze_traced()
167 * Grabs and releases tasklist_lock and @child->sighand->siglock.
187 * child->sighand can't be NULL, release_task() ptrace_check_attach()
358 spin_lock(&task->sighand->siglock); ptrace_attach()
381 spin_unlock(&task->sighand->siglock); ptrace_attach()
469 else if (ignoring_children(tracer->sighand)) { __ptrace_detach()
652 spin_lock_irq(&child->sighand->siglock); ptrace_peek_siginfo()
659 spin_unlock_irq(&child->sighand->siglock); ptrace_peek_siginfo()
766 spin_lock_irq(&child->sighand->siglock); ptrace_resume()
770 spin_unlock_irq(&child->sighand->siglock); ptrace_resume()
900 spin_lock_irq(&child->sighand->siglock); ptrace_request()
902 spin_unlock_irq(&child->sighand->siglock); ptrace_request()
H A Dfork.c200 /* SLAB cache for sighand_struct structures (tsk->sighand) */
351 * the sighand lock in case orig has changed between now and dup_task_struct()
1063 atomic_inc(&current->sighand->count); copy_sighand()
1067 rcu_assign_pointer(tsk->sighand, sig); copy_sighand()
1071 memcpy(sig->action, current->sighand->action, sizeof(sig->action)); copy_sighand()
1075 void __cleanup_sighand(struct sighand_struct *sighand) __cleanup_sighand() argument
1077 if (atomic_dec_and_test(&sighand->count)) { __cleanup_sighand()
1078 signalfd_cleanup(sighand); __cleanup_sighand()
1083 kmem_cache_free(sighand_cachep, sighand); __cleanup_sighand()
1166 * Must be called with sighand->lock held, which is common to copy_seccomp()
1171 assert_spin_locked(&current->sighand->siglock); copy_seccomp()
1180 * sighand lock. The seccomp state and nnp must be in sync. copy_seccomp()
1187 * flags and between before we held the sighand lock, we have copy_seccomp()
1533 spin_lock(&current->sighand->siglock); copy_process()
1537 * before holding sighand lock. copy_process()
1551 spin_unlock(&current->sighand->siglock); copy_process()
1591 spin_unlock(&current->sighand->siglock); copy_process()
1621 __cleanup_sighand(p->sighand); copy_process()
1810 struct sighand_struct *sighand = data; sighand_ctor() local
1812 spin_lock_init(&sighand->siglock); sighand_ctor()
1813 init_waitqueue_head(&sighand->signalfd_wqh); sighand_ctor()
1867 if (atomic_read(&current->sighand->count) > 1) check_unshare_flags()
H A Dexit.c87 struct sighand_struct *sighand; __exit_signal() local
91 sighand = rcu_dereference_check(tsk->sighand, __exit_signal()
93 spin_lock(&sighand->siglock); __exit_signal()
148 tsk->sighand = NULL; __exit_signal()
149 spin_unlock(&sighand->siglock); __exit_signal()
151 __cleanup_sighand(sighand); __exit_signal()
860 struct sighand_struct *const sighand = current->sighand; do_group_exit() local
862 spin_lock_irq(&sighand->siglock); do_group_exit()
871 spin_unlock_irq(&sighand->siglock); do_group_exit()
1048 spin_lock_irq(&current->sighand->siglock); wait_task_zombie()
1073 spin_unlock_irq(&current->sighand->siglock); wait_task_zombie()
1150 * non-zero. Also, grabs and releases @p->sighand->siglock.
1176 spin_lock_irq(&p->sighand->siglock); wait_task_stopped()
1191 spin_unlock_irq(&p->sighand->siglock); wait_task_stopped()
1255 spin_lock_irq(&p->sighand->siglock); wait_task_continued()
1258 spin_unlock_irq(&p->sighand->siglock); wait_task_continued()
1264 spin_unlock_irq(&p->sighand->siglock); wait_task_continued()
H A Dkcmp.c154 ret = kcmp_ptr(task1->sighand, task2->sighand, KCMP_SIGHAND); SYSCALL_DEFINE5()
H A Dseccomp.c210 assert_spin_locked(&current->sighand->siglock); seccomp_may_assign_mode()
221 assert_spin_locked(&task->sighand->siglock); seccomp_assign_mode()
249 * Expects sighand and cred_guard_mutex locks to be held.
260 assert_spin_locked(&current->sighand->siglock); seccomp_can_sync_threads()
291 * Expects sighand and cred_guard_mutex locks to be held, and for
301 assert_spin_locked(&current->sighand->siglock); seccomp_sync_threads()
460 * Caller must be holding current->sighand->siglock lock.
470 assert_spin_locked(&current->sighand->siglock); seccomp_attach_filter()
767 spin_lock_irq(&current->sighand->siglock); seccomp_set_mode_strict()
779 spin_unlock_irq(&current->sighand->siglock); seccomp_set_mode_strict()
822 spin_lock_irq(&current->sighand->siglock); seccomp_set_mode_filter()
835 spin_unlock_irq(&current->sighand->siglock); seccomp_set_mode_filter()
H A Dpid_namespace.c199 spin_lock_irq(&me->sighand->siglock); zap_pid_ns_processes()
200 me->sighand->action[SIGCHLD - 1].sa.sa_handler = SIG_IGN; zap_pid_ns_processes()
201 spin_unlock_irq(&me->sighand->siglock); zap_pid_ns_processes()
H A Dtaskstats.c263 spin_lock_irqsave(&tsk->sighand->siglock, flags); fill_tgid_exit()
275 spin_unlock_irqrestore(&tsk->sighand->siglock, flags); fill_tgid_exit()
593 spin_lock_irq(&tsk->sighand->siglock); taskstats_tgid_alloc()
598 spin_unlock_irq(&tsk->sighand->siglock); taskstats_tgid_alloc()
H A Dacct.c453 spin_lock_irq(&current->sighand->siglock); fill_ac()
463 spin_unlock_irq(&current->sighand->siglock); fill_ac()
548 spin_lock_irq(&current->sighand->siglock); acct_collect()
567 spin_unlock_irq(&current->sighand->siglock); acct_collect()
H A Daudit.c1022 spin_lock(&tsk->sighand->siglock); audit_receive_msg()
1025 spin_unlock(&tsk->sighand->siglock); audit_receive_msg()
1043 spin_lock(&tsk->sighand->siglock); audit_receive_msg()
1050 spin_unlock(&tsk->sighand->siglock); audit_receive_msg()
1873 spin_lock_irq(&tsk->sighand->siglock); audit_log_task_info()
1878 spin_unlock_irq(&tsk->sighand->siglock); audit_log_task_info()
H A Dkmod.c222 spin_lock_irq(&current->sighand->siglock); ____call_usermodehelper()
224 spin_unlock_irq(&current->sighand->siglock); ____call_usermodehelper()
H A Dsys.c1376 /* protect tsk->signal and tsk->sighand from disappearing */ do_prlimit()
1378 if (!tsk->sighand) { do_prlimit()
H A Dcgroup.c1591 spin_lock_irq(&p->sighand->siglock); do_each_thread()
1598 spin_unlock_irq(&p->sighand->siglock); do_each_thread()
/linux-4.1.27/fs/proc/
H A Dtask_nommu.c64 if (current->sighand && atomic_read(&current->sighand->count) > 1) task_mem()
65 sbytes += kobjsize(current->sighand); task_mem()
67 bytes += kobjsize(current->sighand); task_mem()
H A Darray.c240 k = p->sighand->action; collect_sigign_sigcatch()
H A Dbase.c1956 struct sighand_struct *sighand; member in struct:timers_private
1969 tp->sighand = lock_task_sighand(tp->task, &tp->flags); timers_start()
1970 if (!tp->sighand) timers_start()
1986 if (tp->sighand) { timers_stop()
1988 tp->sighand = NULL; timers_stop()
/linux-4.1.27/fs/autofs4/
H A Dwaitq.c84 spin_lock_irqsave(&current->sighand->siglock, flags); autofs4_write()
87 spin_unlock_irqrestore(&current->sighand->siglock, flags); autofs4_write()
477 spin_lock_irqsave(&current->sighand->siglock, irqflags); autofs4_wait()
481 spin_unlock_irqrestore(&current->sighand->siglock, irqflags); autofs4_wait()
485 spin_lock_irqsave(&current->sighand->siglock, irqflags); autofs4_wait()
488 spin_unlock_irqrestore(&current->sighand->siglock, irqflags); autofs4_wait()
/linux-4.1.27/fs/ncpfs/
H A Dsock.c756 spin_lock_irqsave(&current->sighand->siglock, flags); ncp_do_request()
768 if (current->sighand->action[SIGINT - 1].sa.sa_handler == SIG_DFL) ncp_do_request()
770 if (current->sighand->action[SIGQUIT - 1].sa.sa_handler == SIG_DFL) ncp_do_request()
775 spin_unlock_irqrestore(&current->sighand->siglock, flags); ncp_do_request()
779 spin_lock_irqsave(&current->sighand->siglock, flags); ncp_do_request()
782 spin_unlock_irqrestore(&current->sighand->siglock, flags); ncp_do_request()
/linux-4.1.27/arch/mips/kernel/
H A Dprocess.c627 spin_lock_irq(&task->sighand->siglock); mips_set_process_fp_mode()
636 spin_unlock_irq(&task->sighand->siglock); for_each_thread()
638 spin_lock_irq(&task->sighand->siglock); for_each_thread()
642 spin_unlock_irq(&task->sighand->siglock);
/linux-4.1.27/fs/coda/
H A Dupcall.c577 spin_lock_irq(&current->sighand->siglock); coda_block_signals()
586 spin_unlock_irq(&current->sighand->siglock); coda_block_signals()
591 spin_lock_irq(&current->sighand->siglock); coda_unblock_signals()
594 spin_unlock_irq(&current->sighand->siglock); coda_unblock_signals()
/linux-4.1.27/arch/ia64/kernel/
H A Dsignal.c301 spin_lock_irqsave(&current->sighand->siglock, flags); force_sigsegv_info()
302 current->sighand->action[sig - 1].sa.sa_handler = SIG_DFL; force_sigsegv_info()
303 spin_unlock_irqrestore(&current->sighand->siglock, flags); force_sigsegv_info()
H A Dptrace.c640 if (child->sighand) { ptrace_attach_sync_user_rbs()
641 spin_lock_irq(&child->sighand->siglock); ptrace_attach_sync_user_rbs()
649 spin_unlock_irq(&child->sighand->siglock); ptrace_attach_sync_user_rbs()
664 if (child->sighand) { ptrace_attach_sync_user_rbs()
665 spin_lock_irq(&child->sighand->siglock); ptrace_attach_sync_user_rbs()
670 spin_unlock_irq(&child->sighand->siglock); ptrace_attach_sync_user_rbs()
H A Dasm-offsets.c59 DEFINE(IA64_TASK_SIGHAND_OFFSET,offsetof (struct task_struct, sighand)); foo()
/linux-4.1.27/kernel/sched/
H A Dstats.h194 if (unlikely(!tsk->sighand)) cputimer_running()
/linux-4.1.27/arch/tile/kernel/
H A Dsignal.c375 tsk->sighand->action[sig-1].sa.sa_handler; trace_unhandled_signal()
/linux-4.1.27/kernel/events/
H A Duprobes.c1636 spin_lock_irq(&t->sighand->siglock); uprobe_deny_signal()
1638 spin_unlock_irq(&t->sighand->siglock); uprobe_deny_signal()
1908 spin_lock_irq(&current->sighand->siglock); handle_singlestep()
1910 spin_unlock_irq(&current->sighand->siglock); handle_singlestep()
/linux-4.1.27/net/9p/
H A Dclient.c785 spin_lock_irqsave(&current->sighand->siglock, flags); p9_client_rpc()
787 spin_unlock_irqrestore(&current->sighand->siglock, flags); p9_client_rpc()
866 spin_lock_irqsave(&current->sighand->siglock, flags); p9_client_zc_rpc()
868 spin_unlock_irqrestore(&current->sighand->siglock, flags); p9_client_zc_rpc()
/linux-4.1.27/net/sunrpc/
H A Dsvc.c1039 spin_lock_irqsave(&current->sighand->siglock, flags); svc_unregister()
1041 spin_unlock_irqrestore(&current->sighand->siglock, flags); svc_unregister()
/linux-4.1.27/security/selinux/
H A Dhooks.c2454 spin_lock_irq(&current->sighand->siglock); selinux_bprm_committed_creds()
2460 spin_unlock_irq(&current->sighand->siglock); selinux_bprm_committed_creds()

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