linux-kernel - [PATCH 04/13] genirq: Make use of pm misfeature accounting

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Message-ID: <1544653.nbssNZd6vM@vostro.rjw.lan>
Date:	Mon, 01 Sep 2014 16:22:02 +0200
From:	"Rafael J. Wysocki" <rjw@...ysocki.net>
To:	Thomas Gleixner <tglx@...utronix.de>
Cc:	Linux PM list <linux-pm@...r.kernel.org>,
	Peter Zijlstra <peterz@...radead.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Linux PCI <linux-pci@...r.kernel.org>,
	Dmitry Torokhov <dtor@...gle.com>,
	Aubrey Li <aubrey.li@...el.com>
Subject: [PATCH 04/13] genirq: Make use of pm misfeature accounting

From: Thomas Gleixner <tglx@...utronix.de>

Use the accounting fields which got introduced for snity checking for
the various PM options.

Signed-off-by: Thomas Gleixner <tglx@...utronix.de>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@...el.com>
---
 kernel/irq/pm.c |    9 +++------
 1 file changed, 3 insertions(+), 6 deletions(-)

Index: linux/kernel/irq/pm.c
===================================================================
--- linux.orig/kernel/irq/pm.c
+++ linux/kernel/irq/pm.c
@@ -51,7 +51,7 @@ void irq_pm_remove_action(struct irq_des
 
 static void suspend_device_irq(struct irq_desc *desc, int irq)
 {
-	if (!desc->action || (desc->action->flags & IRQF_NO_SUSPEND))
+	if (!desc->action || desc->no_suspend_depth)
 		return;
 
 	desc->istate |= IRQS_SUSPENDED;
@@ -94,11 +94,8 @@ static void resume_irq(struct irq_desc *
 	if (desc->istate & IRQS_SUSPENDED)
 		goto resume;
 
-	if (!desc->action)
-		return;
-
-	/* Interrupts marked with that flag are force reenabled */
-	if (!(desc->action->flags & IRQF_FORCE_RESUME))
+	/* Force resume the interrupt? */
+	if (!desc->force_resume_depth)
 		return;
 
 	/* Pretend that it got disabled ! */

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