diff options
Diffstat (limited to 'arch/um/os-Linux/signal.c')
| -rw-r--r-- | arch/um/os-Linux/signal.c | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/arch/um/os-Linux/signal.c b/arch/um/os-Linux/signal.c index 4fc3cd19ec69..2dde9f6d6c0f 100644 --- a/arch/um/os-Linux/signal.c +++ b/arch/um/os-Linux/signal.c @@ -127,7 +127,7 @@ void set_sigstack(void *sig_stack, int size) static void (*handlers[_NSIG])(int sig, struct sigcontext *sc); -void handle_signal(int sig, struct sigcontext *sc) +static void handle_signal(int sig, struct sigcontext *sc) { unsigned long pending = 1UL << sig; @@ -168,7 +168,11 @@ void handle_signal(int sig, struct sigcontext *sc) } while (pending); } -extern void hard_handler(int sig); +static void hard_handler(int sig, siginfo_t *info, void *p) +{ + struct ucontext *uc = p; + handle_signal(sig, (struct sigcontext *) &uc->uc_mcontext); +} void set_handler(int sig, void (*handler)(int), int flags, ...) { @@ -178,7 +182,7 @@ void set_handler(int sig, void (*handler)(int), int flags, ...) int mask; handlers[sig] = (void (*)(int, struct sigcontext *)) handler; - action.sa_handler = hard_handler; + action.sa_sigaction = hard_handler; sigemptyset(&action.sa_mask); @@ -190,7 +194,7 @@ void set_handler(int sig, void (*handler)(int), int flags, ...) if (sig == SIGSEGV) flags |= SA_NODEFER; - action.sa_flags = flags; + action.sa_flags = flags | SA_SIGINFO; action.sa_restorer = NULL; if (sigaction(sig, &action, NULL) < 0) panic("sigaction failed - errno = %d\n", errno); |