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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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11
arch/sparc/kernel/signal_32.c
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@@ -451,8 +451,9 @@ sigsegv:
static inline int
handle_signal(unsigned long signr, struct k_sigaction *ka,
siginfo_t *info, sigset_t *oldset, struct pt_regs *regs)
siginfo_t *info, struct pt_regs *regs)
{
sigset_t *oldset = sigmask_to_save();
int err;
if (ka->sa.sa_flags & SA_SIGINFO)
@@ -498,7 +499,6 @@ static void do_signal(struct pt_regs *regs, unsigned long orig_i0)
{
struct k_sigaction ka;
int restart_syscall;
sigset_t *oldset;
siginfo_t info;
int signr;
@@ -523,11 +523,6 @@ static void do_signal(struct pt_regs *regs, unsigned long orig_i0)
if (pt_regs_is_syscall(regs) && (regs->psr & PSR_C))
regs->u_regs[UREG_G6] = orig_i0;
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 the debugger messes with the program counter, it clears
@@ -544,7 +539,7 @@ static void do_signal(struct pt_regs *regs, unsigned long orig_i0)
if (signr > 0) {
if (restart_syscall)
syscall_restart(orig_i0, regs, &ka.sa);
if (handle_signal(signr, &ka, &info, oldset, regs) == 0) {
if (handle_signal(signr, &ka, &info, regs) == 0) {
/* a signal was successfully delivered; the saved
* sigmask will have been stored in the signal frame,
* and will be restored by sigreturn, so we can simply