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-rw-r--r--arch/m68k/kernel/signal.c41
1 files changed, 20 insertions, 21 deletions
diff --git a/arch/m68k/kernel/signal.c b/arch/m68k/kernel/signal.c
index 1747c70..d9f3d19 100644
--- a/arch/m68k/kernel/signal.c
+++ b/arch/m68k/kernel/signal.c
@@ -43,6 +43,7 @@
#include <linux/tty.h>
#include <linux/binfmts.h>
#include <linux/module.h>
+#include <linux/tracehook.h>
#include <asm/setup.h>
#include <asm/uaccess.h>
@@ -230,18 +231,9 @@ static inline void push_cache(unsigned long vaddr)
asmlinkage int
sys_sigsuspend(int unused0, int unused1, old_sigset_t mask)
{
- mask &= _BLOCKABLE;
- spin_lock_irq(&current->sighand->siglock);
- current->saved_sigmask = current->blocked;
- siginitset(&current->blocked, mask);
- recalc_sigpending();
- spin_unlock_irq(&current->sighand->siglock);
-
- current->state = TASK_INTERRUPTIBLE;
- schedule();
- set_restore_sigmask();
-
- return -ERESTARTNOHAND;
+ sigset_t blocked;
+ siginitset(&blocked, mask);
+ return sigsuspend(&blocked);
}
asmlinkage int
@@ -804,8 +796,7 @@ asmlinkage int do_sigreturn(unsigned long __unused)
goto badframe;
sigdelsetmask(&set, ~_BLOCKABLE);
- current->blocked = set;
- recalc_sigpending();
+ set_current_blocked(&set);
if (restore_sigcontext(regs, &frame->sc, frame + 1))
goto badframe;
@@ -830,8 +821,7 @@ asmlinkage int do_rt_sigreturn(unsigned long __unused)
goto badframe;
sigdelsetmask(&set, ~_BLOCKABLE);
- current->blocked = set;
- recalc_sigpending();
+ set_current_blocked(&set);
if (rt_restore_ucontext(regs, sw, &frame->uc))
goto badframe;
@@ -1150,10 +1140,7 @@ handle_signal(int sig, struct k_sigaction *ka, siginfo_t *info,
if (err)
return;
- sigorsets(&current->blocked,&current->blocked,&ka->sa.sa_mask);
- if (!(ka->sa.sa_flags & SA_NODEFER))
- sigaddset(&current->blocked,sig);
- recalc_sigpending();
+ block_sigmask(ka, sig);
if (test_thread_flag(TIF_DELAYED_TRACE)) {
regs->sr &= ~0x8000;
@@ -1168,7 +1155,7 @@ handle_signal(int sig, struct k_sigaction *ka, siginfo_t *info,
* want to handle. Thus you cannot kill init even with a SIGKILL even by
* mistake.
*/
-asmlinkage void do_signal(struct pt_regs *regs)
+static void do_signal(struct pt_regs *regs)
{
siginfo_t info;
struct k_sigaction ka;
@@ -1200,3 +1187,15 @@ asmlinkage void do_signal(struct pt_regs *regs)
sigprocmask(SIG_SETMASK, &current->saved_sigmask, NULL);
}
}
+
+void do_notify_resume(struct pt_regs *regs)
+{
+ if (test_thread_flag(TIF_SIGPENDING))
+ do_signal(regs);
+
+ if (test_and_clear_thread_flag(TIF_NOTIFY_RESUME)) {
+ tracehook_notify_resume(regs);
+ if (current->replacement_session_keyring)
+ key_replace_session_keyring();
+ }
+}
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