From mboxrd@z Thu Jan 1 00:00:00 1970 From: Greg KH Subject: Re: [stable] [PATCH 2.6.32.stable] ACPI: Advertise to BIOS in _OSC: _OST on _PPC changes Date: Mon, 25 Jan 2010 11:12:41 -0800 Message-ID: <20100125191241.GB21045@kroah.com> References: Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Received: from kroah.org ([198.145.64.141]:38848 "EHLO coco.kroah.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754780Ab0AYTWu (ORCPT ); Mon, 25 Jan 2010 14:22:50 -0500 Content-Disposition: inline In-Reply-To: Sender: linux-acpi-owner@vger.kernel.org List-Id: linux-acpi@vger.kernel.org To: Len Brown Cc: stable@kernel.org, Zhao Yakui , linux-acpi@vger.kernel.org Hm, this patch doesn't apply to the 2.6.32-stable tree. Care to rediff it and send it back so that I can apply it? thanks, greg k-h On Sat, Jan 23, 2010 at 02:51:04PM -0500, Len Brown wrote: > From: Zhao Yakui > > upstream 6a4e2b7503d1f630bface040cf0f5a7aac1fabdb > > If the BIOS pokes the system-wide OSC bits to see if Linux > supports evaluating _OST after a _PPC change notification, > answer yes. > > Also, fix an oversight where we neglected to set the OSC > bit advertising processor aggregator device support > when acpi-pad is compiled as a module. > > Signed-off-by: Zhao Yakui > Signed-off-by: Len Brown > --- > drivers/acpi/bus.c | 7 ++++++- > 1 files changed, 6 insertions(+), 1 deletions(-) > > diff --git a/drivers/acpi/bus.c b/drivers/acpi/bus.c > index cf761b9..a52126e 100644 > --- a/drivers/acpi/bus.c > +++ b/drivers/acpi/bus.c > @@ -490,9 +490,14 @@ static void acpi_bus_osc_support(void) > > capbuf[OSC_QUERY_TYPE] = OSC_QUERY_ENABLE; > capbuf[OSC_SUPPORT_TYPE] = OSC_SB_PR3_SUPPORT; /* _PR3 is in use */ > -#ifdef CONFIG_ACPI_PROCESSOR_AGGREGATOR > +#if defined(CONFIG_ACPI_PROCESSOR_AGGREGATOR) ||\ > + defined(CONFIG_ACPI_PROCESSOR_AGGREGATOR_MODULE) > capbuf[OSC_SUPPORT_TYPE] |= OSC_SB_PAD_SUPPORT; > #endif > + > +#if defined(CONFIG_ACPI_PROCESSOR) || defined(CONFIG_ACPI_PROCESSOR_MODULE) > + capbuf[OSC_SUPPORT_TYPE] |= OSC_SB_PPC_OST_SUPPORT; > +#endif > if (ACPI_FAILURE(acpi_get_handle(NULL, "\\_SB", &handle))) > return; > if (ACPI_SUCCESS(acpi_run_osc(handle, &context))) > -- > 1.6.6.1.383.g5a9f > > _______________________________________________ > stable mailing list > stable@linux.kernel.org > http://linux.kernel.org/mailman/listinfo/stable