[PATCH v2 02/14] ia64: Replace cpu_down with smp_shutdown_nonboot_cpus()

Qais Yousef
2019-11-25T11:28:12Z

Use the new smp_shutdown_nonboot_cpus() instead of open coding using
cpu_down() directly.

This also prepares to make cpu_up/down a private interface for anything
but the cpu subsystem.

Signed-off-by: Qais Yousef <qais.yousef@arm.com>
CC: Tony Luck <tony.luck@intel.com>
CC: Fenghua Yu <fenghua.yu@intel.com>
CC: linux-ia64@vger.kernel.org
CC: linux-kernel@vger.kernel.org
---
arch/ia64/kernel/process.c | 8 +-------
1 file changed, 1 insertion(+), 7 deletions(-)

diff --git a/arch/ia64/kernel/process.c b/arch/ia64/kernel/process.c
index 968b5f33e725..cc894d4900be 100644
--- a/arch/ia64/kernel/process.c
+++ b/arch/ia64/kernel/process.c
@@ -646,14 +646,8 @@ cpu_halt (void)

void machine_shutdown(void)
{
-#ifdef CONFIG_HOTPLUG_CPU
- int cpu;
+ smp_shutdown_nonboot_cpus(0);

- for_each_online_cpu(cpu) {
- if (cpu != smp_processor_id())
- cpu_down(cpu);
- }
-#endif
#ifdef CONFIG_KEXEC
kexec_disable_iosapic();
#endif
--
2.17.1