diff options
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/um/include/kern_util.h | 4 | ||||
| -rw-r--r-- | arch/um/kernel/trap.c | 28 |
2 files changed, 14 insertions, 18 deletions
diff --git a/arch/um/include/kern_util.h b/arch/um/include/kern_util.h index 3368ef97437..173af029d12 100644 --- a/arch/um/include/kern_util.h +++ b/arch/um/include/kern_util.h @@ -87,7 +87,6 @@ extern void timer_irq(union uml_pt_regs *regs); extern void unprotect_stack(unsigned long stack); extern void do_uml_exitcalls(void); extern int attach_debugger(int idle_pid, int pid, int stop); -extern void bad_segv(struct faultinfo fi, unsigned long ip); extern int config_gdb(char *str); extern int remove_gdb(void); extern char *uml_strdup(char *string); @@ -103,8 +102,6 @@ extern int clear_user_proc(void *buf, int size); extern int copy_to_user_proc(void *to, void *from, int size); extern int copy_from_user_proc(void *to, void *from, int size); extern int strlen_user_proc(char *str); -extern void bus_handler(int sig, union uml_pt_regs *regs); -extern void winch(int sig, union uml_pt_regs *regs); extern long execute_syscall(void *r); extern int smp_sigio_handler(void); extern void *get_current(void); @@ -119,7 +116,6 @@ extern void time_init_kern(void); /* Are we disallowed to sleep? Used to choose between GFP_KERNEL and GFP_ATOMIC. */ extern int __cant_sleep(void); -extern void segv_handler(int sig, union uml_pt_regs *regs); extern void sigio_handler(int sig, union uml_pt_regs *regs); #endif diff --git a/arch/um/kernel/trap.c b/arch/um/kernel/trap.c index b5f124a2f6a..26f15c45857 100644 --- a/arch/um/kernel/trap.c +++ b/arch/um/kernel/trap.c @@ -128,7 +128,18 @@ out_of_memory: goto out; } -void segv_handler(int sig, union uml_pt_regs *regs) +static void bad_segv(struct faultinfo fi, unsigned long ip) +{ + struct siginfo si; + + si.si_signo = SIGSEGV; + si.si_code = SEGV_ACCERR; + si.si_addr = (void __user *) FAULT_ADDRESS(fi); + current->thread.arch.faultinfo = fi; + force_sig_info(SIGSEGV, &si, current); +} + +static void segv_handler(int sig, union uml_pt_regs *regs) { struct faultinfo * fi = UPT_FAULTINFO(regs); @@ -205,17 +216,6 @@ unsigned long segv(struct faultinfo fi, unsigned long ip, int is_user, void *sc) return(0); } -void bad_segv(struct faultinfo fi, unsigned long ip) -{ - struct siginfo si; - - si.si_signo = SIGSEGV; - si.si_code = SEGV_ACCERR; - si.si_addr = (void __user *) FAULT_ADDRESS(fi); - current->thread.arch.faultinfo = fi; - force_sig_info(SIGSEGV, &si, current); -} - void relay_signal(int sig, union uml_pt_regs *regs) { if(arch_handle_signal(sig, regs)) @@ -232,14 +232,14 @@ void relay_signal(int sig, union uml_pt_regs *regs) force_sig(sig, current); } -void bus_handler(int sig, union uml_pt_regs *regs) +static void bus_handler(int sig, union uml_pt_regs *regs) { if(current->thread.fault_catcher != NULL) do_longjmp(current->thread.fault_catcher, 1); else relay_signal(sig, regs); } -void winch(int sig, union uml_pt_regs *regs) +static void winch(int sig, union uml_pt_regs *regs) { do_IRQ(WINCH_IRQ, regs); } |