This will be used with the upcoming entry.S changes to signal
that there's a machine check pending that cannot be handled in
the Machine check handler itself.
Reviewed-by: Christian Borntraeger <borntraeger@de.ibm.com>
Signed-off-by: Sven Schnelle <svens@linux.ibm.com>
Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>
extern void __noreturn cpu_die(void);
extern void __cpu_die(unsigned int cpu);
extern int __cpu_disable(void);
+extern void schedule_mcck_handler(void);
#endif /* __ASM_SMP_H */
ec_schedule = 0,
ec_call_function_single,
ec_stop_cpu,
+ ec_mcck_pending,
};
enum {
return -1;
}
+void schedule_mcck_handler(void)
+{
+ pcpu_ec_call(pcpu_devices + smp_processor_id(), ec_mcck_pending);
+}
+
bool arch_vcpu_is_preempted(int cpu)
{
if (test_cpu_flag_of(CIF_ENABLED_WAIT, cpu))
scheduler_ipi();
if (test_bit(ec_call_function_single, &bits))
generic_smp_call_function_single_interrupt();
+ if (test_bit(ec_mcck_pending, &bits))
+ s390_handle_mcck();
}
static void do_ext_call_interrupt(struct ext_code ext_code,