diff options
Diffstat (limited to 'arch/avr32/kernel')
| -rw-r--r-- | arch/avr32/kernel/init_task.c | 4 | ||||
| -rw-r--r-- | arch/avr32/kernel/signal.c | 4 | ||||
| -rw-r--r-- | arch/avr32/kernel/traps.c | 11 |
3 files changed, 12 insertions, 7 deletions
diff --git a/arch/avr32/kernel/init_task.c b/arch/avr32/kernel/init_task.c index 993d56ee3cf3..57ec9f2dcd95 100644 --- a/arch/avr32/kernel/init_task.c +++ b/arch/avr32/kernel/init_task.c @@ -15,10 +15,6 @@ static struct signal_struct init_signals = INIT_SIGNALS(init_signals); static struct sighand_struct init_sighand = INIT_SIGHAND(init_sighand); -struct mm_struct init_mm = INIT_MM(init_mm); - -EXPORT_SYMBOL(init_mm); - /* * Initial thread structure. Must be aligned on an 8192-byte boundary. */ diff --git a/arch/avr32/kernel/signal.c b/arch/avr32/kernel/signal.c index 803d7be0938f..27227561bad6 100644 --- a/arch/avr32/kernel/signal.c +++ b/arch/avr32/kernel/signal.c @@ -212,7 +212,7 @@ out: return err; } -static inline void restart_syscall(struct pt_regs *regs) +static inline void setup_syscall_restart(struct pt_regs *regs) { if (regs->r12 == -ERESTART_RESTARTBLOCK) regs->r8 = __NR_restart_syscall; @@ -296,7 +296,7 @@ int do_signal(struct pt_regs *regs, sigset_t *oldset, int syscall) } /* fall through */ case -ERESTARTNOINTR: - restart_syscall(regs); + setup_syscall_restart(regs); } } diff --git a/arch/avr32/kernel/traps.c b/arch/avr32/kernel/traps.c index d547c8df157d..6e3d491184ea 100644 --- a/arch/avr32/kernel/traps.c +++ b/arch/avr32/kernel/traps.c @@ -75,8 +75,17 @@ void _exception(long signr, struct pt_regs *regs, int code, { siginfo_t info; - if (!user_mode(regs)) + if (!user_mode(regs)) { + const struct exception_table_entry *fixup; + + /* Are we prepared to handle this kernel fault? */ + fixup = search_exception_tables(regs->pc); + if (fixup) { + regs->pc = fixup->fixup; + return; + } die("Unhandled exception in kernel mode", regs, signr); + } memset(&info, 0, sizeof(info)); info.si_signo = signr; |