linux-kernel - [tip:smp/urgent] irqchip/gic: Consolidate hotplug state space

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Message-ID: <tip-6896bcd198df04777820cab4acc70142e87d5ce0@git.kernel.org>
Date:   Sun, 25 Dec 2016 02:08:22 -0800
From:   tip-bot for Thomas Gleixner <tipbot@...or.com>
To:     linux-tip-commits@...r.kernel.org
Cc:     tglx@...utronix.de, bigeasy@...utronix.de, hpa@...or.com,
        marc.zyngier@....com, mingo@...nel.org, peterz@...radead.org,
        linux-kernel@...r.kernel.org
Subject: [tip:smp/urgent] irqchip/gic: Consolidate hotplug state space

Commit-ID:  6896bcd198df04777820cab4acc70142e87d5ce0
Gitweb:     http://git.kernel.org/tip/6896bcd198df04777820cab4acc70142e87d5ce0
Author:     Thomas Gleixner <tglx@...utronix.de>
AuthorDate: Wed, 21 Dec 2016 20:19:56 +0100
Committer:  Thomas Gleixner <tglx@...utronix.de>
CommitDate: Sun, 25 Dec 2016 10:47:44 +0100

irqchip/gic: Consolidate hotplug state space

Even if both drivers are compiled in only one instance can run on a given
system depending on the available GIC version.

So having seperate hotplug states for them is pointless.


Signed-off-by: Thomas Gleixner <tglx@...utronix.de>
Cc: Peter Zijlstra <peterz@...radead.org>
Cc: Marc Zyngier <marc.zyngier@....com>
Cc: Sebastian Siewior <bigeasy@...utronix.de>
Link: http://lkml.kernel.org/r/20161221192112.252416267@linutronix.de
Signed-off-by: Thomas Gleixner <tglx@...utronix.de>

---
 drivers/irqchip/irq-gic-v3.c | 2 +-
 include/linux/cpuhotplug.h   | 1 -
 2 files changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/irqchip/irq-gic-v3.c b/drivers/irqchip/irq-gic-v3.c
index d696de1..c132f29 100644
--- a/drivers/irqchip/irq-gic-v3.c
+++ b/drivers/irqchip/irq-gic-v3.c
@@ -632,7 +632,7 @@ static void gic_raise_softirq(const struct cpumask *mask, unsigned int irq)
 static void gic_smp_init(void)
 {
 	set_smp_cross_call(gic_raise_softirq);
-	cpuhp_setup_state_nocalls(CPUHP_AP_IRQ_GICV3_STARTING,
+	cpuhp_setup_state_nocalls(CPUHP_AP_IRQ_GIC_STARTING,
 				  "irqchip/arm/gicv3:starting",
 				  gic_starting_cpu, NULL);
 }
diff --git a/include/linux/cpuhotplug.h b/include/linux/cpuhotplug.h
index 4a938be..45c786c 100644
--- a/include/linux/cpuhotplug.h
+++ b/include/linux/cpuhotplug.h
@@ -80,7 +80,6 @@ enum cpuhp_state {
 	CPUHP_AP_SCHED_STARTING,
 	CPUHP_AP_RCUTREE_DYING,
 	CPUHP_AP_IRQ_GIC_STARTING,
-	CPUHP_AP_IRQ_GICV3_STARTING,
 	CPUHP_AP_IRQ_HIP04_STARTING,
 	CPUHP_AP_IRQ_ARMADA_XP_STARTING,
 	CPUHP_AP_IRQ_ARMADA_CASC_STARTING,