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-rw-r--r--arch/mips/kernel/process.c10
-rw-r--r--arch/mips/kernel/signal.c26
-rw-r--r--arch/mips/kernel/signal32.c16
-rw-r--r--arch/mips/kernel/signal_n32.c5
4 files changed, 32 insertions, 25 deletions
diff --git a/arch/mips/kernel/process.c b/arch/mips/kernel/process.c
index 98432097a86..4fe3d5715c4 100644
--- a/arch/mips/kernel/process.c
+++ b/arch/mips/kernel/process.c
@@ -62,9 +62,9 @@ extern int do_signal32(sigset_t *oldset, struct pt_regs *regs);
/*
* Native o32 and N64 ABI without DSP ASE
*/
-extern void setup_frame(struct k_sigaction * ka, struct pt_regs *regs,
+extern int setup_frame(struct k_sigaction * ka, struct pt_regs *regs,
int signr, sigset_t *set);
-extern void setup_rt_frame(struct k_sigaction * ka, struct pt_regs *regs,
+extern int setup_rt_frame(struct k_sigaction * ka, struct pt_regs *regs,
int signr, sigset_t *set, siginfo_t *info);
struct mips_abi mips_abi = {
@@ -79,9 +79,9 @@ struct mips_abi mips_abi = {
/*
* o32 compatibility on 64-bit kernels, without DSP ASE
*/
-extern void setup_frame_32(struct k_sigaction * ka, struct pt_regs *regs,
+extern int setup_frame_32(struct k_sigaction * ka, struct pt_regs *regs,
int signr, sigset_t *set);
-extern void setup_rt_frame_32(struct k_sigaction * ka, struct pt_regs *regs,
+extern int setup_rt_frame_32(struct k_sigaction * ka, struct pt_regs *regs,
int signr, sigset_t *set, siginfo_t *info);
struct mips_abi mips_abi_32 = {
@@ -95,7 +95,7 @@ struct mips_abi mips_abi_32 = {
/*
* N32 on 64-bit kernels, without DSP ASE
*/
-extern void setup_rt_frame_n32(struct k_sigaction * ka, struct pt_regs *regs,
+extern int setup_rt_frame_n32(struct k_sigaction * ka, struct pt_regs *regs,
int signr, sigset_t *set, siginfo_t *info);
struct mips_abi mips_abi_n32 = {
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(&current->sighand->siglock);
sigorsets(&current->blocked,&current->blocked,&ka->sa.sa_mask);
@@ -417,6 +421,8 @@ static inline void handle_signal(unsigned long sig, siginfo_t *info,
sigaddset(&current->blocked,sig);
recalc_sigpending();
spin_unlock_irq(&current->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 = &current->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:
/*
diff --git a/arch/mips/kernel/signal32.c b/arch/mips/kernel/signal32.c
index 806ed073e54..dbe82130312 100644
--- a/arch/mips/kernel/signal32.c
+++ b/arch/mips/kernel/signal32.c
@@ -769,9 +769,11 @@ give_sigsegv:
force_sigsegv(signr, current);
}
-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:
@@ -791,9 +793,9 @@ static inline void handle_signal(unsigned long sig, siginfo_t *info,
regs->regs[0] = 0; /* Don't deal with this again. */
if (ka->sa.sa_flags & SA_SIGINFO)
- 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(&current->sighand->siglock);
sigorsets(&current->blocked,&current->blocked,&ka->sa.sa_mask);
@@ -801,6 +803,8 @@ static inline void handle_signal(unsigned long sig, siginfo_t *info,
sigaddset(&current->blocked,sig);
recalc_sigpending();
spin_unlock_irq(&current->sighand->siglock);
+
+ return ret;
}
int do_signal32(sigset_t *oldset, struct pt_regs *regs)
@@ -824,10 +828,8 @@ int do_signal32(sigset_t *oldset, struct pt_regs *regs)
oldset = &current->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:
/*
diff --git a/arch/mips/kernel/signal_n32.c b/arch/mips/kernel/signal_n32.c
index f47c3aaaec8..ec61b2670ba 100644
--- a/arch/mips/kernel/signal_n32.c
+++ b/arch/mips/kernel/signal_n32.c
@@ -130,7 +130,7 @@ badframe:
force_sig(SIGSEGV, current);
}
-void setup_rt_frame_n32(struct k_sigaction * ka,
+int setup_rt_frame_n32(struct k_sigaction * ka,
struct pt_regs *regs, int signr, sigset_t *set, siginfo_t *info)
{
struct rt_sigframe_n32 *frame;
@@ -184,8 +184,9 @@ void setup_rt_frame_n32(struct k_sigaction * ka,
current->comm, current->pid,
frame, regs->cp0_epc, regs->regs[31]);
#endif
- return;
+ return 1;
give_sigsegv:
force_sigsegv(signr, current);
+ return 0;
}
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-11-07 05:59:50 +0000