From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jesse Barnes Subject: Re: [Resend][PATCH] PCI / ACPI: Request _OSC control once for each root bridge (v3) Date: Fri, 7 Jan 2011 14:28:32 -0800 Message-ID: <20110107142832.5f4f1ae5@jbarnes-desktop> References: <201101070055.10065.rjw@sisk.pl> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <201101070055.10065.rjw@sisk.pl> Sender: linux-kernel-owner@vger.kernel.org To: "Rafael J. Wysocki" Cc: ACPI Devel Maling List , linux-pci@vger.kernel.org, Matthew Garrett , Len Brown , LKML , Ozan Caglayan List-Id: linux-acpi@vger.kernel.org On Fri, 7 Jan 2011 00:55:09 +0100 "Rafael J. Wysocki" wrote: > From: Rafael J. Wysocki > > Move the evaluation of acpi_pci_osc_control_set() (to request control > of PCI Express native features) into acpi_pci_root_add() to avoid > calling it many times for the same root complex with the same > arguments. Additionally, check if all of the requisite _OSC > support bits are set before calling acpi_pci_osc_control_set() for > a given root complex. > > References: https://bugzilla.kernel.org/show_bug.cgi?id=20232 > Reported-by: Ozan Caglayan > Signed-off-by: Rafael J. Wysocki > --- > > Hi, > > This fixes a post-2.6.35 regression for Ozan, possibly -stable material. > Applied, thanks, but I forgot the cc: stable, so please send the commit id to stable@ once it lands in Linus's tree, if you still think it's appropriate. -- Jesse Barnes, Intel Open Source Technology Center