diff options
Diffstat (limited to 'kernel/entry/common.c')
| -rw-r--r-- | kernel/entry/common.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/kernel/entry/common.c b/kernel/entry/common.c index bad713684c2e..0543a2c92f20 100644 --- a/kernel/entry/common.c +++ b/kernel/entry/common.c @@ -148,6 +148,18 @@ static void handle_signal_work(struct pt_regs *regs, unsigned long ti_work) arch_do_signal_or_restart(regs, ti_work & _TIF_SIGPENDING); } +#ifdef CONFIG_RT_DELAYED_SIGNALS +static inline void raise_delayed_signal(void) +{ + if (unlikely(current->forced_info.si_signo)) { + force_sig_info(¤t->forced_info); + current->forced_info.si_signo = 0; + } +} +#else +static inline void raise_delayed_signal(void) { } +#endif + static unsigned long exit_to_user_mode_loop(struct pt_regs *regs, unsigned long ti_work) { @@ -162,6 +174,8 @@ static unsigned long exit_to_user_mode_loop(struct pt_regs *regs, if (ti_work & _TIF_NEED_RESCHED) schedule(); + raise_delayed_signal(); + if (ti_work & _TIF_UPROBE) uprobe_notify_resume(regs); |