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Commit cf91b824 authored by Linus Torvalds's avatar Linus Torvalds
Browse files

Merge git://git.kernel.org/pub/scm/linux/kernel/git/tglx/linux-2.6-genirq 

* git://git.kernel.org/pub/scm/linux/kernel/git/tglx/linux-2.6-genirq:
  genirq: do not leave interupts enabled on free_irq
  genirq: spurious.c: use time_* macros
parents b6940927 89d694b9

kernel/irq/chip.c

+19 −1
Original line number Original line Diff line number Diff line
@@ -245,6 +245,17 @@ static unsigned int default_startup(unsigned int irq) 
	return 0;

	return 0;

}

}





/*

 * default shutdown function

 */

static void default_shutdown(unsigned int irq)

{

	struct irq_desc *desc = irq_desc + irq;



	desc->chip->mask(irq);

	desc->status |= IRQ_MASKED;

}



/*

/*

 * Fixup enable/disable function pointers

 * Fixup enable/disable function pointers

 */

 */
@@ -256,8 +267,15 @@ void irq_chip_set_defaults(struct irq_chip *chip) 
		chip->disable = default_disable;

		chip->disable = default_disable;

	if (!chip->startup)

	if (!chip->startup)

		chip->startup = default_startup;

		chip->startup = default_startup;

	/*

	 * We use chip->disable, when the user provided its own. When

	 * we have default_disable set for chip->disable, then we need

	 * to use default_shutdown, otherwise the irq line is not

	 * disabled on free_irq():

	 */

	if (!chip->shutdown)

	if (!chip->shutdown)

		chip->shutdown = chip->disable;

		chip->shutdown = chip->disable != default_disable ?

			chip->disable : default_shutdown;

	if (!chip->name)

	if (!chip->name)

		chip->name = chip->typename;

		chip->name = chip->typename;

	if (!chip->end)

	if (!chip->end)

kernel/irq/spurious.c

+2 −1
Original line number Original line Diff line number Diff line
@@ -6,6 +6,7 @@ 
 * This file contains spurious interrupt handling.

 * This file contains spurious interrupt handling.

 */

 */





#include <linux/jiffies.h>

#include <linux/irq.h>

#include <linux/irq.h>

#include <linux/module.h>

#include <linux/module.h>

#include <linux/kallsyms.h>

#include <linux/kallsyms.h>
@@ -179,7 +180,7 @@ void note_interrupt(unsigned int irq, struct irq_desc *desc, 
		 * otherwise the couter becomes a doomsday timer for otherwise

		 * otherwise the couter becomes a doomsday timer for otherwise

		 * working systems

		 * working systems

		 */

		 */

		if (jiffies - desc->last_unhandled > HZ/10)

		if (time_after(jiffies, desc->last_unhandled + HZ/10))

			desc->irqs_unhandled = 1;

			desc->irqs_unhandled = 1;

		else

		else

			desc->irqs_unhandled++;

			desc->irqs_unhandled++;