From: popcornmix <popcornmix@gmail.com>
Date: Tue, 5 Apr 2016 18:40:12 +0000 (+0100)
Subject: reboot: Use power off rather than busy spinning when halt is requested
X-Git-Tag: archive/raspbian/4.9.82-1+deb9u3+rpi1_jessie~5^2~462
X-Git-Url: https://dgit.raspbian.org/%22http:/www.example.com/cgi/%22https:/www.github.com/%22bookmarks:///%22http:/www.example.com/cgi/%22https:/www.github.com/%22bookmarks:/?a=commitdiff_plain;h=ecaf5a318cc9f24b3d6c3ea1791fb6cf9448afe8;p=linux-4.9.git

reboot: Use power off rather than busy spinning when halt is requested
---

diff --git a/arch/arm/kernel/reboot.c b/arch/arm/kernel/reboot.c
index 3fa867a2aae6..80dca8dcd670 100644
--- a/arch/arm/kernel/reboot.c
+++ b/arch/arm/kernel/reboot.c
@@ -102,9 +102,7 @@ void machine_shutdown(void)
  */
 void machine_halt(void)
 {
-	local_irq_disable();
-	smp_send_stop();
-	while (1);
+	machine_power_off();
 }
 
 /*