diff options
Diffstat (limited to 'arch/powerpc/kernel/signal.c')
-rw-r--r-- | arch/powerpc/kernel/signal.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/arch/powerpc/kernel/signal.c b/arch/powerpc/kernel/signal.c index 61db86ecd318..17fe4339ba59 100644 --- a/arch/powerpc/kernel/signal.c +++ b/arch/powerpc/kernel/signal.c @@ -15,6 +15,7 @@ #include <linux/key.h> #include <linux/context_tracking.h> #include <linux/livepatch.h> +#include <linux/syscalls.h> #include <asm/hw_breakpoint.h> #include <linux/uaccess.h> #include <asm/unistd.h> @@ -133,6 +134,8 @@ static void do_signal(struct task_struct *tsk) /* Re-enable the breakpoints for the signal stack */ thread_change_pc(tsk, tsk->thread.regs); + rseq_signal_deliver(tsk->thread.regs); + if (is32) { if (ksig.ka.sa.sa_flags & SA_SIGINFO) ret = handle_rt_signal32(&ksig, oldset, tsk); @@ -150,6 +153,9 @@ void do_notify_resume(struct pt_regs *regs, unsigned long thread_info_flags) { user_exit(); + /* Check valid addr_limit, TIF check is done there */ + addr_limit_user_check(); + if (thread_info_flags & _TIF_UPROBE) uprobe_notify_resume(regs); @@ -164,6 +170,7 @@ void do_notify_resume(struct pt_regs *regs, unsigned long thread_info_flags) if (thread_info_flags & _TIF_NOTIFY_RESUME) { clear_thread_flag(TIF_NOTIFY_RESUME); tracehook_notify_resume(regs); + rseq_handle_notify_resume(regs); } user_enter(); |