diff options
Diffstat (limited to 'arch/s390/kernel')
| -rw-r--r-- | arch/s390/kernel/smp.c | 25 |
1 files changed, 10 insertions, 15 deletions
diff --git a/arch/s390/kernel/smp.c b/arch/s390/kernel/smp.c index e4190bc8cb36..2a991e43ead3 100644 --- a/arch/s390/kernel/smp.c +++ b/arch/s390/kernel/smp.c @@ -295,7 +295,7 @@ static void pcpu_start_fn(struct pcpu *pcpu, void (*func)(void *), void *data) cpu = pcpu - pcpu_devices; lc = lowcore_ptr[cpu]; - lc->restart_stack = lc->nodat_stack; + lc->restart_stack = lc->kernel_stack; lc->restart_fn = (unsigned long) func; lc->restart_data = (unsigned long) data; lc->restart_source = -1U; @@ -882,11 +882,19 @@ void __init smp_detect_cpus(void) memblock_free_early((unsigned long)info, sizeof(*info)); } -static void smp_init_secondary(void) +/* + * Activate a secondary processor. + */ +static void smp_start_secondary(void *cpuvoid) { int cpu = raw_smp_processor_id(); S390_lowcore.last_update_clock = get_tod_clock(); + S390_lowcore.restart_stack = (unsigned long)restart_stack; + S390_lowcore.restart_fn = (unsigned long)do_restart; + S390_lowcore.restart_data = 0; + S390_lowcore.restart_source = -1U; + S390_lowcore.restart_flags = 0; restore_access_regs(S390_lowcore.access_regs_save_area); cpu_init(); rcu_cpu_starting(cpu); @@ -906,19 +914,6 @@ static void smp_init_secondary(void) cpu_startup_entry(CPUHP_AP_ONLINE_IDLE); } -/* - * Activate a secondary processor. - */ -static void smp_start_secondary(void *cpuvoid) -{ - S390_lowcore.restart_stack = (unsigned long) restart_stack; - S390_lowcore.restart_fn = (unsigned long) do_restart; - S390_lowcore.restart_data = 0; - S390_lowcore.restart_source = -1U; - S390_lowcore.restart_flags = 0; - call_on_stack_noreturn(smp_init_secondary, S390_lowcore.kernel_stack); -} - /* Upping and downing of CPUs */ int __cpu_up(unsigned int cpu, struct task_struct *tidle) { |