diff options
Diffstat (limited to 'arch/mips/kernel/signal.c')
| -rw-r--r-- | arch/mips/kernel/signal.c | 26 |
1 files changed, 15 insertions, 11 deletions
diff --git a/arch/mips/kernel/signal.c b/arch/mips/kernel/signal.c index 8679ccff870..9202a17db8f 100644 --- a/arch/mips/kernel/signal.c +++ b/arch/mips/kernel/signal.c @@ -278,7 +278,7 @@ badframe: } #ifdef CONFIG_TRAD_SIGNALS -void setup_frame(struct k_sigaction * ka, struct pt_regs *regs, +int setup_frame(struct k_sigaction * ka, struct pt_regs *regs, int signr, sigset_t *set) { struct sigframe *frame; @@ -317,14 +317,15 @@ void setup_frame(struct k_sigaction * ka, struct pt_regs *regs, current->comm, current->pid, frame, regs->cp0_epc, frame->regs[31]); #endif - return; + return 1; give_sigsegv: force_sigsegv(signr, current); + return 0; } #endif -void setup_rt_frame(struct k_sigaction * ka, struct pt_regs *regs, +int setup_rt_frame(struct k_sigaction * ka, struct pt_regs *regs, int signr, sigset_t *set, siginfo_t *info) { struct rt_sigframe *frame; @@ -376,18 +377,21 @@ void setup_rt_frame(struct k_sigaction * ka, struct pt_regs *regs, current->comm, current->pid, frame, regs->cp0_epc, regs->regs[31]); #endif - return; + return 1; give_sigsegv: force_sigsegv(signr, current); + return 0; } extern void setup_rt_frame_n32(struct k_sigaction * ka, struct pt_regs *regs, int signr, sigset_t *set, siginfo_t *info); -static inline void handle_signal(unsigned long sig, siginfo_t *info, +static inline int handle_signal(unsigned long sig, siginfo_t *info, struct k_sigaction *ka, sigset_t *oldset, struct pt_regs *regs) { + int ret; + switch(regs->regs[0]) { case ERESTART_RESTARTBLOCK: case ERESTARTNOHAND: @@ -407,9 +411,9 @@ static inline void handle_signal(unsigned long sig, siginfo_t *info, regs->regs[0] = 0; /* Don't deal with this again. */ if (sig_uses_siginfo(ka)) - current->thread.abi->setup_rt_frame(ka, regs, sig, oldset, info); + ret = current->thread.abi->setup_rt_frame(ka, regs, sig, oldset, info); else - current->thread.abi->setup_frame(ka, regs, sig, oldset); + ret = current->thread.abi->setup_frame(ka, regs, sig, oldset); spin_lock_irq(¤t->sighand->siglock); sigorsets(¤t->blocked,¤t->blocked,&ka->sa.sa_mask); @@ -417,6 +421,8 @@ static inline void handle_signal(unsigned long sig, siginfo_t *info, sigaddset(¤t->blocked,sig); recalc_sigpending(); spin_unlock_irq(¤t->sighand->siglock); + + return ret; } int do_signal(sigset_t *oldset, struct pt_regs *regs) @@ -440,10 +446,8 @@ int do_signal(sigset_t *oldset, struct pt_regs *regs) oldset = ¤t->blocked; signr = get_signal_to_deliver(&info, &ka, regs, NULL); - if (signr > 0) { - handle_signal(signr, &info, &ka, oldset, regs); - return 1; - } + if (signr > 0) + return handle_signal(signr, &info, &ka, oldset, regs); no_signal: /* |