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author | Al Viro <viro@zeniv.linux.org.uk> | 2012-05-02 09:59:21 -0400 |
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committer | Al Viro <viro@zeniv.linux.org.uk> | 2012-06-01 12:58:48 -0400 |
commit | b7f9a11a6cf1ea9ee6be3eb2b90d91327a09ad14 (patch) | |
tree | 7d5a5f469aea8ac2b3e1ab41e05a6abafcb2b694 /arch/avr32/kernel | |
parent | 51a7b448d4134e3e8eec633435e3e8faee14a828 (diff) | |
download | linux-b7f9a11a6cf1ea9ee6be3eb2b90d91327a09ad14.tar.gz linux-b7f9a11a6cf1ea9ee6be3eb2b90d91327a09ad14.tar.bz2 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/avr32/kernel')
-rw-r--r-- | arch/avr32/kernel/signal.c | 20 |
1 files changed, 7 insertions, 13 deletions
diff --git a/arch/avr32/kernel/signal.c b/arch/avr32/kernel/signal.c index 8b12c3046137..0e2c0527c9fe 100644 --- a/arch/avr32/kernel/signal.c +++ b/arch/avr32/kernel/signal.c @@ -224,14 +224,14 @@ static inline void setup_syscall_restart(struct pt_regs *regs) static inline void handle_signal(unsigned long sig, struct k_sigaction *ka, siginfo_t *info, - sigset_t *oldset, struct pt_regs *regs, int syscall) + struct pt_regs *regs, int syscall) { int ret; /* * Set up the stack frame */ - ret = setup_rt_frame(sig, ka, info, oldset, regs); + ret = setup_rt_frame(sig, ka, info, sigmask_to_save(), regs); /* * Check that the resulting registers are sane @@ -255,7 +255,7 @@ handle_signal(unsigned long sig, struct k_sigaction *ka, siginfo_t *info, * doesn't want to handle. Thus you cannot kill init even with a * SIGKILL even by mistake. */ -int do_signal(struct pt_regs *regs, sigset_t *oldset, int syscall) +static void do_signal(struct pt_regs *regs, int syscall) { siginfo_t info; int signr; @@ -267,12 +267,7 @@ int do_signal(struct pt_regs *regs, sigset_t *oldset, int syscall) * without doing anything if so. */ if (!user_mode(regs)) - return 0; - - if (test_thread_flag(TIF_RESTORE_SIGMASK)) - oldset = ¤t->saved_sigmask; - else if (!oldset) - oldset = ¤t->blocked; + return; signr = get_signal_to_deliver(&info, &ka, regs, NULL); if (syscall) { @@ -298,11 +293,10 @@ int do_signal(struct pt_regs *regs, sigset_t *oldset, int syscall) if (signr == 0) { /* No signal to deliver -- put the saved sigmask back */ restore_saved_sigmask(); - return 0; + return; } - handle_signal(signr, &ka, &info, oldset, regs, syscall); - return 1; + handle_signal(signr, &ka, &info, regs, syscall); } asmlinkage void do_notify_resume(struct pt_regs *regs, struct thread_info *ti) @@ -313,7 +307,7 @@ asmlinkage void do_notify_resume(struct pt_regs *regs, struct thread_info *ti) syscall = 1; if (ti->flags & (_TIF_SIGPENDING | _TIF_RESTORE_SIGMASK)) - do_signal(regs, ¤t->blocked, syscall); + do_signal(regs, syscall); if (ti->flags & _TIF_NOTIFY_RESUME) { clear_thread_flag(TIF_NOTIFY_RESUME); |