From: Rafael J. Wysocki Date: Sun, 26 Dec 2010 11:47:06 +0000 (+0100) Subject: ACPI / ACPICA: Disable GPEs during initialization X-Git-Tag: v2.6.37-rc8~12^2 X-Git-Url: https://openfabrics.org/gitweb/?a=commitdiff_plain;h=5acdb1af907d5908b4942d425c0983f353dd8fc5;p=~shefty%2Frdma-dev.git ACPI / ACPICA: Disable GPEs during initialization GPEs with corresponding _Lxx/_Exx control methods need to be disabled during initialization in case they have been enabled by the BIOS, so that they don't fire up until they are enabled by acpi_update_gpes(). References: https://bugzilla.kernel.org/show_bug.cgi?id=25412 Signed-off-by: Rafael J. Wysocki Signed-off-by: Len Brown --- diff --git a/drivers/acpi/acpica/evgpeinit.c b/drivers/acpi/acpica/evgpeinit.c index 2c7def95f72..4c8dea513b6 100644 --- a/drivers/acpi/acpica/evgpeinit.c +++ b/drivers/acpi/acpica/evgpeinit.c @@ -408,6 +408,9 @@ acpi_ev_match_gpe_method(acpi_handle obj_handle, 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.