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

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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>
This commit is contained in:
Alexey Starikovskiy
2008-11-13 12:00:03 +03:00
committed by Len Brown
parent ed313489ba
commit 7b4d469228
1 changed files with 2 additions and 1 deletions
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3
drivers/acpi/ec.c
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@@ -219,7 +219,8 @@ static void gpe_transaction(struct acpi_ec *ec, u8 status)
goto unlock; goto unlock;
err: err:
/* false interrupt, state didn't change */ /* false interrupt, state didn't change */
++ec->curr->irq_count; if (in_interrupt())
++ec->curr->irq_count;
unlock: unlock:
spin_unlock_irqrestore(&ec->curr_lock, flags); spin_unlock_irqrestore(&ec->curr_lock, flags);
} }