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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/tile/kernel/signal.c
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@@ -243,9 +243,10 @@ give_sigsegv:
*/
static int handle_signal(unsigned long sig, siginfo_t *info,
struct k_sigaction *ka, sigset_t *oldset,
struct k_sigaction *ka,
struct pt_regs *regs)
{
sigset_t *oldset = sigmask_to_save();
int ret;
/* Are we from a system call? */
@@ -299,7 +300,6 @@ void do_signal(struct pt_regs *regs)
siginfo_t info;
int signr;
struct k_sigaction ka;
sigset_t *oldset;
/*
* i386 will check if we're coming from kernel mode and bail out
@@ -308,15 +308,10 @@ void do_signal(struct pt_regs *regs)
* helpful, we can reinstate the check on "!user_mode(regs)".
*/
if (current_thread_info()->status & TS_RESTORE_SIGMASK)
oldset = &current->saved_sigmask;
else
oldset = &current->blocked;
signr = get_signal_to_deliver(&info, &ka, regs, NULL);
if (signr > 0) {
/* Whee! 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,