Commit 7b4d4692 authored Nov 13, 2008 by Alexey Starikovskiy Committed by Len Brown Nov 26, 2008

ACPI: EC: count interrupts only if called from interrupt handler.



fix 2.6.28 EC interrupt storm regression

Signed-off-by: Alexey Starikovskiy <astarikovskiy@suse.de>
Signed-off-by: Len Brown <len.brown@intel.com>

parent ed313489

drivers/acpi/ec.c

+2 −1

Original line number	Diff line number	Diff line
		@@ -219,6 +219,7 @@ static void gpe_transaction(struct acpi_ec *ec, u8 status)
		goto unlock;
		err:
		/* false interrupt, state didn't change */
		if (in_interrupt())
		++ec->curr->irq_count;
		unlock:
		spin_unlock_irqrestore(&ec->curr_lock, flags);