From 2ce5da17570771330f44ac993b77749debf7954b Mon Sep 17 00:00:00 2001 From: Al Viro Date: Wed, 7 Nov 2012 15:11:25 -0500 Subject: [PATCH] new helper: signal_setup_done() usual "call force_sigsegv or signal_delivered" logics. Takes ksignal instead of separate siginfo/k_sigaction. Signed-off-by: Al Viro --- include/linux/signal.h | 1 + kernel/signal.c | 9 +++++++++ 2 files changed, 10 insertions(+) diff --git a/include/linux/signal.h b/include/linux/signal.h index 7c27441..a2dcb94 100644 --- a/include/linux/signal.h +++ b/include/linux/signal.h @@ -286,6 +286,7 @@ struct ksignal { }; extern int get_signal_to_deliver(siginfo_t *info, struct k_sigaction *return_ka, struct pt_regs *regs, void *cookie); +extern void signal_setup_done(int failed, struct ksignal *ksig, int stepping); extern void signal_delivered(int sig, siginfo_t *info, struct k_sigaction *ka, struct pt_regs *regs, int stepping); extern void exit_signals(struct task_struct *tsk); diff --git a/kernel/signal.c b/kernel/signal.c index 79998f5..775f555 100644 --- a/kernel/signal.c +++ b/kernel/signal.c @@ -2396,6 +2396,15 @@ void signal_delivered(int sig, siginfo_t *info, struct k_sigaction *ka, tracehook_signal_handler(sig, info, ka, regs, stepping); } +void signal_setup_done(int failed, struct ksignal *ksig, int stepping) +{ + if (failed) + force_sigsegv(ksig->sig, current); + else + signal_delivered(ksig->sig, &ksig->info, &ksig->ka, + signal_pt_regs(), stepping); +} + /* * It could be that complete_signal() picked us to notify about the * group-wide signal. Other threads should be notified now to take -- 2.7.4