[patch] patch

0001-ACPI-EC-count-interrupts-only-if-called-from-inter.patch (text/plain), 897 bytes, created by Daniel Drake (RETIRED) on 2008-12-03 12:57:57 UTC

From 7b4d469228a92a00e412675817cedd60133de38a Mon Sep 17 00:00:00 2001
From: Alexey Starikovskiy <[e-mail]>
Date: Thu, 13 Nov 2008 12:00:03 +0300
Subject: [PATCH] ACPI: EC: count interrupts only if called from interrupt handler.

fix 2.6.28 EC interrupt storm regression

Signed-off-by: Alexey Starikovskiy <[e-mail]>
Signed-off-by: Len Brown <[e-mail]>
---
 drivers/acpi/ec.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/drivers/acpi/ec.c b/drivers/acpi/ec.c
index cf41f9f..30f3ef2 100644
--- a/drivers/acpi/ec.c
+++ b/drivers/acpi/ec.c
@@ -219,7 +219,8 @@ static void gpe_transaction(struct acpi_ec *ec, u8 status)
 	goto unlock;
 err:
 	/* false interrupt, state didn't change */
-	++ec->curr->irq_count;
+	if (in_interrupt())
+		++ec->curr->irq_count;
 unlock:
 	spin_unlock_irqrestore(&ec->curr_lock, flags);
 }
-- 
1.6.0.4