*/
atomic_notifier_call_chain(&panic_notifier_list, 0, buf);
+ printk_legacy_allow_panic_sync();
+
panic_print_sys_info(false);
kmsg_dump(KMSG_DUMP_PANIC);
/* Do not scroll important messages printed above */
suppress_printk = 1;
+
+ /*
+ * The final messages may not have been printed if in a context that
+ * defers printing (such as NMI) and irq_work is not available.
+ * Explicitly flush the kernel log buffer one last time.
+ */
+ console_flush_on_panic(CONSOLE_FLUSH_PENDING);
+ nbcon_atomic_flush_unsafe();
+
local_irq_enable();
for (i = 0; ; i += PANIC_TIMER_STEP) {
touch_softlockup_watchdog();
*/
void oops_enter(void)
{
+ nbcon_cpu_emergency_enter();
tracing_off();
/* can't trust the integrity of the kernel anymore: */
debug_locks_off();
{
do_oops_enter_exit();
print_oops_end_marker();
+ nbcon_cpu_emergency_exit();
kmsg_dump(KMSG_DUMP_OOPS);
}
void __warn(const char *file, int line, void *caller, unsigned taint,
struct pt_regs *regs, struct warn_args *args)
{
+ nbcon_cpu_emergency_enter();
+
disable_trace_on_warning();
if (file)
/* Just a warning, don't kill lockdep. */
add_taint(taint, LOCKDEP_STILL_OK);
+
+ nbcon_cpu_emergency_exit();
}
#ifdef CONFIG_BUG