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new helper: sigmask_to_save()

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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>
This commit is contained in:
Al Viro
2012-05-02 09:59:21 -04:00
parent 51a7b448d4
commit b7f9a11a6c
31 changed files with 92 additions and 250 deletions
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12
arch/score/kernel/signal.c
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@@ -242,7 +242,7 @@ give_sigsegv:
}
static int handle_signal(unsigned long sig, siginfo_t *info,
struct k_sigaction *ka, sigset_t *oldset, struct pt_regs *regs)
struct k_sigaction *ka, struct pt_regs *regs)
{
int ret;
@@ -269,7 +269,7 @@ static int handle_signal(unsigned long sig, siginfo_t *info,
/*
* Set up the stack frame
*/
ret = setup_rt_frame(ka, regs, sig, oldset, info);
ret = setup_rt_frame(ka, regs, sig, sigmask_to_save(), info);
if (ret == 0)
block_sigmask(ka, sig);
@@ -280,7 +280,6 @@ static int handle_signal(unsigned long sig, siginfo_t *info,
static void do_signal(struct pt_regs *regs)
{
struct k_sigaction ka;
sigset_t *oldset;
siginfo_t info;
int signr;
@@ -292,15 +291,10 @@ static void do_signal(struct pt_regs *regs)
if (!user_mode(regs))
return;
if (test_thread_flag(TIF_RESTORE_SIGMASK))
oldset = &current->saved_sigmask;
else
oldset = &current->blocked;
signr = get_signal_to_deliver(&info, &ka, regs, NULL);
if (signr > 0) {
/* Actually deliver the signal. */
if (handle_signal(signr, &info, &ka, oldset, regs) == 0) {
if (handle_signal(signr, &info, &ka, regs) == 0) {
/*
* A signal was successfully delivered; the saved
* sigmask will have been stored in the signal frame,