[PATCH] sh: smp: Add missing FROZEN hotplug notifier transitions

From	Anna-Maria Gleixner <anna-maria@linutronix.de>
Newsgroups	linux.kernel
Subject	[PATCH] sh: smp: Add missing FROZEN hotplug notifier transitions
Date	2016-05-24 15:20 +0200
Message-ID	<rCkpA-3IP-29@gated-at.bofh.it> (permalink)
Organization	linux.* mail to news gateway

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The corresponding FROZEN hotplug notifier transitions used on
suspend/resume are ignored. Therefore the switch case action argument
is masked with the frozen hotplug notifier transition mask.

Cc: Yoshinori Sato <ysato@users.sourceforge.jp>
Cc: Rich Felker <dalias@libc.org>
Cc: linux-sh@vger.kernel.org
Signed-off-by: Anna-Maria Gleixner <anna-maria@linutronix.de>
---
 arch/sh/kernel/cpu/sh4a/smp-shx3.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/arch/sh/kernel/cpu/sh4a/smp-shx3.c
+++ b/arch/sh/kernel/cpu/sh4a/smp-shx3.c
@@ -127,7 +127,7 @@ shx3_cpu_callback(struct notifier_block
 {
 	unsigned int cpu = (unsigned int)hcpu;
 
-	switch (action) {
+	switch (action & ~CPU_TASKS_FROZEN) {
 	case CPU_UP_PREPARE:
 		shx3_update_boot_vector(cpu);
 		break;

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[PATCH] sh: smp: Add missing FROZEN hotplug notifier transitions Anna-Maria Gleixner <anna-maria@linutronix.de> - 2016-05-24 15:20 +0200

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