new helper: sigmask_to_save()

replace boilerplate "should we use ->saved_sigmask or ->blocked?"
with calls of obvious inlined helper...

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

1 files changed, 3 insertions, 9 deletions

diff --git a/arch/ia64/kernel/signal.c b/arch/ia64/kernel/signal.c
index 39d8f3afff49..9fee6d6a3f21 100644
--- a/arch/ia64/kernel/signal.c
+++ b/arch/ia64/kernel/signal.c
@@ -415,10 +415,10 @@ setup_frame (int sig, struct k_sigaction *ka, siginfo_t *info, sigset_t *set,
 }
 
 static long
-handle_signal (unsigned long sig, struct k_sigaction *ka, siginfo_t *info, sigset_t *oldset,
+handle_signal (unsigned long sig, struct k_sigaction *ka, siginfo_t *info,
                struct sigscratch *scr)
 {
-        if (!setup_frame(sig, ka, info, oldset, scr))
+        if (!setup_frame(sig, ka, info, sigmask_to_save(), scr))
                 return 0;
 
         block_sigmask(ka, sig);
@@ -440,7 +440,6 @@ void
 ia64_do_signal (struct sigscratch *scr, long in_syscall)
 {
         struct k_sigaction ka;
-        sigset_t *oldset;
         siginfo_t info;
         long restart = in_syscall;
         long errno = scr->pt.r8;
@@ -453,11 +452,6 @@ ia64_do_signal (struct sigscratch *scr, long in_syscall)
         if (!user_mode(&scr->pt))
                 return;
 
-        if (current_thread_info()->status & TS_RESTORE_SIGMASK)
-                oldset = &current->saved_sigmask;
-        else
-                oldset = &current->blocked;
-
         /*
          * This only loops in the rare cases of handle_signal() failing, in which case we
          * need to push through a forced SIGSEGV.
@@ -507,7 +501,7 @@ ia64_do_signal (struct sigscratch *scr, long in_syscall)
                  * Whee!  Actually deliver the signal.  If the delivery failed, we need to
                  * continue to iterate in this loop so we can deliver the SIGSEGV...
                  */
-                if (handle_signal(signr, &ka, &info, oldset, scr)) {
+                if (handle_signal(signr, &ka, &info, scr)) {
                         /*
                          * A signal was successfully delivered; the saved
                          * sigmask will have been stored in the signal frame,