arm64: Use reboot_cpu instead of hardconding it to 0

Use `reboot_cpu` variable instead of hardcoding 0 as the reboot cpu in
machine_shutdown().

Signed-off-by: Qais Yousef <qais.yousef@arm.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Acked-by: Catalin Marinas <catalin.marinas@arm.com>
Cc: Will Deacon <will@kernel.org>
Link: https://lkml.kernel.org/r/20200323135110.30522-8-qais.yousef@arm.com

diff --git a/arch/arm64/kernel/process.c b/arch/arm64/kernel/process.c
index 1b9f7b749d751cd4549786a904921d70d1d6cb7c..3e5a6ad66cbea155b9f3a68478d81c6ceb7a958c 100644 (file)
--- a/arch/arm64/kernel/process.c
+++ b/arch/arm64/kernel/process.c
@@ -145,7 +145,7 @@ void arch_cpu_idle_dead(void)
  */
 void machine_shutdown(void)
 {
-       smp_shutdown_nonboot_cpus(0);
+       smp_shutdown_nonboot_cpus(reboot_cpu);
 }
 
 /*