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authorAl Viro <viro@zeniv.linux.org.uk>2012-05-02 15:59:21 +0200
committerAl Viro <viro@zeniv.linux.org.uk>2012-06-01 18:58:48 +0200
commitb7f9a11a6cf1ea9ee6be3eb2b90d91327a09ad14 (patch)
tree7d5a5f469aea8ac2b3e1ab41e05a6abafcb2b694 /arch/sh
parentnew helper: restore_saved_sigmask() (diff)
downloadlinux-b7f9a11a6cf1ea9ee6be3eb2b90d91327a09ad14.tar.xz
linux-b7f9a11a6cf1ea9ee6be3eb2b90d91327a09ad14.zip
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>
Diffstat (limited to 'arch/sh')
-rw-r--r--arch/sh/kernel/signal_32.c11
-rw-r--r--arch/sh/kernel/signal_64.c13
2 files changed, 7 insertions, 17 deletions
diff --git a/arch/sh/kernel/signal_32.c b/arch/sh/kernel/signal_32.c
index 92f4173ad29a..bfb3d599f032 100644
--- a/arch/sh/kernel/signal_32.c
+++ b/arch/sh/kernel/signal_32.c
@@ -524,8 +524,9 @@ handle_syscall_restart(unsigned long save_r0, struct pt_regs *regs,
*/
static int
handle_signal(unsigned long sig, struct k_sigaction *ka, siginfo_t *info,
- sigset_t *oldset, struct pt_regs *regs, unsigned int save_r0)
+ struct pt_regs *regs, unsigned int save_r0)
{
+ sigset_t *oldset = sigmask_to_save();
int ret;
/* Set up the stack frame */
@@ -554,7 +555,6 @@ static void do_signal(struct pt_regs *regs, unsigned int save_r0)
siginfo_t info;
int signr;
struct k_sigaction ka;
- sigset_t *oldset;
/*
* We want the common case to go fast, which
@@ -565,17 +565,12 @@ static void do_signal(struct pt_regs *regs, unsigned int save_r0)
if (!user_mode(regs))
return;
- 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) {
handle_syscall_restart(save_r0, regs, &ka.sa);
/* Whee! Actually deliver the signal. */
- if (handle_signal(signr, &ka, &info, oldset,
+ if (handle_signal(signr, &ka, &info,
regs, save_r0) == 0) {
/*
* A signal was successfully delivered; the saved
diff --git a/arch/sh/kernel/signal_64.c b/arch/sh/kernel/signal_64.c
index 6e191ef0aa62..cc22d2b2e3f2 100644
--- a/arch/sh/kernel/signal_64.c
+++ b/arch/sh/kernel/signal_64.c
@@ -45,7 +45,7 @@
static int
handle_signal(unsigned long sig, siginfo_t *info, struct k_sigaction *ka,
- sigset_t *oldset, struct pt_regs * regs);
+ struct pt_regs * regs);
static inline void
handle_syscall_restart(struct pt_regs *regs, struct sigaction *sa)
@@ -88,7 +88,6 @@ static void do_signal(struct pt_regs *regs)
siginfo_t info;
int signr;
struct k_sigaction ka;
- sigset_t *oldset;
/*
* We want the common case to go fast, which
@@ -99,17 +98,12 @@ static void do_signal(struct pt_regs *regs)
if (!user_mode(regs))
return;
- if (current_thread_info()->status & TS_RESTORE_SIGMASK)
- oldset = &current->saved_sigmask;
- else
- oldset = &current->blocked;
-
signr = get_signal_to_deliver(&info, &ka, regs, 0);
if (signr > 0) {
handle_syscall_restart(regs, &ka.sa);
/* Whee! Actually deliver the signal. */
- if (handle_signal(signr, &info, &ka, oldset, regs) == 0) {
+ if (handle_signal(signr, &info, &ka, regs) == 0) {
/*
* If a signal was successfully delivered, the
* saved sigmask is in its frame, and we can
@@ -656,8 +650,9 @@ give_sigsegv:
*/
static int
handle_signal(unsigned long sig, siginfo_t *info, struct k_sigaction *ka,
- sigset_t *oldset, struct pt_regs * regs)
+ struct pt_regs * regs)
{
+ sigset_t *oldset = sigmask_to_save();
int ret;
/* Set up the stack frame */