set_fs(old_fs);
}
-static int regs_to_trapnr(struct pt_regs *regs)
-{
- return (regs->cp0_cause >> 2) & 0x1f;
-}
-
static DEFINE_RAW_SPINLOCK(die_lock);
void __noreturn die(const char *str, struct pt_regs *regs)
oops_enter();
- if (notify_die(DIE_OOPS, str, regs, 0, regs_to_trapnr(regs),
+ if (notify_die(DIE_OOPS, str, regs, 0, current->thread.trap_nr,
SIGSEGV) == NOTIFY_STOP)
sig = 0;
printk(KERN_ALERT "%s bus error, epc == %0*lx, ra == %0*lx\n",
data ? "Data" : "Instruction",
field, regs->cp0_epc, field, regs->regs[31]);
- if (notify_die(DIE_OOPS, "bus error", regs, 0, regs_to_trapnr(regs),
+ if (notify_die(DIE_OOPS, "bus error", regs, 0, current->thread.trap_nr,
SIGBUS) == NOTIFY_STOP)
goto out;
int sig;
prev_state = exception_enter();
- if (notify_die(DIE_FP, "FP exception", regs, 0, regs_to_trapnr(regs),
+ if (notify_die(DIE_FP, "FP exception", regs, 0, current->thread.trap_nr,
SIGFPE) == NOTIFY_STOP)
goto out;
char b[40];
#ifdef CONFIG_KGDB_LOW_LEVEL_TRAP
- if (kgdb_ll_trap(DIE_TRAP, str, regs, code, regs_to_trapnr(regs), SIGTRAP) == NOTIFY_STOP)
+ if (kgdb_ll_trap(DIE_TRAP, str, regs, code, current->thread.trap_nr,
+ SIGTRAP) == NOTIFY_STOP)
return;
#endif /* CONFIG_KGDB_LOW_LEVEL_TRAP */
- if (notify_die(DIE_TRAP, str, regs, code, regs_to_trapnr(regs),
+ if (notify_die(DIE_TRAP, str, regs, code, current->thread.trap_nr,
SIGTRAP) == NOTIFY_STOP)
return;
set_fs(KERNEL_DS);
prev_state = exception_enter();
+ current->thread.trap_nr = (regs->cp0_cause >> 2) & 0x1f;
if (get_isa16_mode(regs->cp0_epc)) {
u16 instr[2];
switch (bcode) {
case BRK_KPROBE_BP:
if (notify_die(DIE_BREAK, "debug", regs, bcode,
- regs_to_trapnr(regs), SIGTRAP) == NOTIFY_STOP)
+ current->thread.trap_nr, SIGTRAP) == NOTIFY_STOP)
goto out;
else
break;
case BRK_KPROBE_SSTEPBP:
if (notify_die(DIE_SSTEPBP, "single_step", regs, bcode,
- regs_to_trapnr(regs), SIGTRAP) == NOTIFY_STOP)
+ current->thread.trap_nr, SIGTRAP) == NOTIFY_STOP)
goto out;
else
break;
set_fs(get_ds());
prev_state = exception_enter();
+ current->thread.trap_nr = (regs->cp0_cause >> 2) & 0x1f;
if (get_isa16_mode(regs->cp0_epc)) {
if (__get_user(instr[0], (u16 __user *)(epc + 0)) ||
__get_user(instr[1], (u16 __user *)(epc + 2)))
no_r2_instr:
prev_state = exception_enter();
+ current->thread.trap_nr = (regs->cp0_cause >> 2) & 0x1f;
- if (notify_die(DIE_RI, "RI Fault", regs, 0, regs_to_trapnr(regs),
+ if (notify_die(DIE_RI, "RI Fault", regs, 0, current->thread.trap_nr,
SIGILL) == NOTIFY_STOP)
goto out;
enum ctx_state prev_state;
prev_state = exception_enter();
+ current->thread.trap_nr = (regs->cp0_cause >> 2) & 0x1f;
if (notify_die(DIE_MSAFP, "MSA FP exception", regs, 0,
- regs_to_trapnr(regs), SIGFPE) == NOTIFY_STOP)
+ current->thread.trap_nr, SIGFPE) == NOTIFY_STOP)
goto out;
/* Clear MSACSR.Cause before enabling interrupts */