[tip: smp/core] arm64: Use reboot_cpu instead of hardconding it to 0

[tip-bot2 for Qais Yousef]

The following commit has been merged into the smp/core branch of tip:

Commit-ID:     5efbe6a6e1c077b4022d9e89d79543c6106c6e25
Gitweb:        https://git.kernel.org/tip/5efbe6a6e1c077b4022d9e89d79543c6106c6e25
Author:        Qais Yousef <qais.yousef@xxxxxxx>
AuthorDate:    Mon, 23 Mar 2020 13:51:00 
Committer:     Thomas Gleixner <tglx@xxxxxxxxxxxxx>
CommitterDate: Wed, 25 Mar 2020 12:59:33 +01:00

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@xxxxxxx>
Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Acked-by: Catalin Marinas <catalin.marinas@xxxxxxx>
Cc: Will Deacon <will@xxxxxxxxxx>
Link: https://lkml.kernel.org/r/20200323135110.30522-8-qais.yousef@xxxxxxx

---
 arch/arm64/kernel/process.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/arm64/kernel/process.c b/arch/arm64/kernel/process.c
index 1b9f7b7..3e5a6ad 100644
--- 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);
 }
 
 /*