|
@@ -530,56 +530,6 @@ vm86_trap:
|
|
|
return;
|
|
|
}
|
|
|
|
|
|
-#define DO_TRAP(trapnr, signr, str, name) \
|
|
|
-void do_##name(struct pt_regs *regs, long error_code) \
|
|
|
-{ \
|
|
|
- trace_hardirqs_fixup(); \
|
|
|
- if (notify_die(DIE_TRAP, str, regs, error_code, trapnr, signr) \
|
|
|
- == NOTIFY_STOP) \
|
|
|
- return; \
|
|
|
- do_trap(trapnr, signr, str, 0, regs, error_code, NULL); \
|
|
|
-}
|
|
|
-
|
|
|
-#define DO_TRAP_INFO(trapnr, signr, str, name, sicode, siaddr, irq) \
|
|
|
-void do_##name(struct pt_regs *regs, long error_code) \
|
|
|
-{ \
|
|
|
- siginfo_t info; \
|
|
|
- if (irq) \
|
|
|
- local_irq_enable(); \
|
|
|
- info.si_signo = signr; \
|
|
|
- info.si_errno = 0; \
|
|
|
- info.si_code = sicode; \
|
|
|
- info.si_addr = (void __user *)siaddr; \
|
|
|
- if (notify_die(DIE_TRAP, str, regs, error_code, trapnr, signr) \
|
|
|
- == NOTIFY_STOP) \
|
|
|
- return; \
|
|
|
- do_trap(trapnr, signr, str, 0, regs, error_code, &info); \
|
|
|
-}
|
|
|
-
|
|
|
-#define DO_VM86_TRAP(trapnr, signr, str, name) \
|
|
|
-void do_##name(struct pt_regs *regs, long error_code) \
|
|
|
-{ \
|
|
|
- if (notify_die(DIE_TRAP, str, regs, error_code, trapnr, signr) \
|
|
|
- == NOTIFY_STOP) \
|
|
|
- return; \
|
|
|
- do_trap(trapnr, signr, str, 1, regs, error_code, NULL); \
|
|
|
-}
|
|
|
-
|
|
|
-#define DO_VM86_TRAP_INFO(trapnr, signr, str, name, sicode, siaddr) \
|
|
|
-void do_##name(struct pt_regs *regs, long error_code) \
|
|
|
-{ \
|
|
|
- siginfo_t info; \
|
|
|
- info.si_signo = signr; \
|
|
|
- info.si_errno = 0; \
|
|
|
- info.si_code = sicode; \
|
|
|
- info.si_addr = (void __user *)siaddr; \
|
|
|
- trace_hardirqs_fixup(); \
|
|
|
- if (notify_die(DIE_TRAP, str, regs, error_code, trapnr, signr) \
|
|
|
- == NOTIFY_STOP) \
|
|
|
- return; \
|
|
|
- do_trap(trapnr, signr, str, 1, regs, error_code, &info); \
|
|
|
-}
|
|
|
-
|
|
|
#define DO_ERROR(trapnr, signr, str, name) \
|
|
|
void do_##name(struct pt_regs *regs, long error_code) \
|
|
|
{ \
|
|
@@ -643,7 +593,6 @@ DO_ERROR(10, SIGSEGV, "invalid TSS", invalid_TSS)
|
|
|
DO_ERROR(11, SIGBUS, "segment not present", segment_not_present)
|
|
|
DO_ERROR(12, SIGBUS, "stack segment", stack_segment)
|
|
|
DO_ERROR_INFO(17, SIGBUS, "alignment check", alignment_check, BUS_ADRALN, 0, 0)
|
|
|
-DO_TRAP_INFO(32, SIGILL, "iret exception", iret_error, ILL_BADSTK, 0, 1)
|
|
|
|
|
|
void __kprobes
|
|
|
do_general_protection(struct pt_regs *regs, long error_code)
|
|
@@ -1263,6 +1212,21 @@ void __kprobes do_machine_check(struct pt_regs *regs, long error)
|
|
|
}
|
|
|
#endif
|
|
|
|
|
|
+void do_iret_error(struct pt_regs *regs, long error_code)
|
|
|
+{
|
|
|
+ siginfo_t info;
|
|
|
+ local_irq_enable();
|
|
|
+
|
|
|
+ info.si_signo = SIGILL;
|
|
|
+ info.si_errno = 0;
|
|
|
+ info.si_code = ILL_BADSTK;
|
|
|
+ info.si_addr = 0;
|
|
|
+ if (notify_die(DIE_TRAP, "iret exception",
|
|
|
+ regs, error_code, 32, SIGILL) == NOTIFY_STOP)
|
|
|
+ return;
|
|
|
+ do_trap(32, SIGILL, "iret exception", 0, regs, error_code, &info);
|
|
|
+}
|
|
|
+
|
|
|
void __init trap_init(void)
|
|
|
{
|
|
|
int i;
|