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From: "Rafael J. Wysocki" <rjw@sisk.pl>
To: Len Brown <lenb@kernel.org>
Subject: [PATCH] ACPI / ACPICA: Disable GPEs during initialization
Date: Sun, 26 Dec 2010 12:47:06 +0100
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Index: linux-2.6/drivers/acpi/acpica/evgpeinit.c
===================================================================
--- linux-2.6.orig/drivers/acpi/acpica/evgpeinit.c
+++ linux-2.6/drivers/acpi/acpica/evgpeinit.c
@@ -408,6 +408,9 @@ acpi_ev_match_gpe_method(acpi_handle obj
 		return_ACPI_STATUS(AE_OK);
 	}
 
+	/* Disable the GPE in case it's been enabled already. */
+	(void)acpi_hw_low_set_gpe(gpe_event_info, ACPI_GPE_DISABLE);
+
 	/*
 	 * Add the GPE information from above to the gpe_event_info block for
 	 * use during dispatch of this GPE.