From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ingo Molnar Subject: Re: [PATCH] x86/pci: host mmconfig detect clean up v2 Date: Thu, 5 Feb 2009 19:15:34 +0100 Message-ID: <20090205181534.GC5661@elte.hu> References: <1233765552.16414.6.camel@localhost.localdomain> <86802c440902041212q51f2a444l84e1ac29ee6f702e@mail.gmail.com> <20090204212517.GM22608@elte.hu> <498A4DFB.7040608@kernel.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <498A4DFB.7040608@kernel.org> Sender: linux-pci-owner@vger.kernel.org To: Yinghai Lu Cc: Ed Swierk , tglx@linutronix.de, mingo@redhat.com, hpa@zytor.com, linux-kernel@vger.kernel.org, lenb@kernel.org, linux-acpi@vger.kernel.org, jbarnes@virtuousgeek.org, linux-pci@vger.kernel.org List-Id: linux-acpi@vger.kernel.org * Yinghai Lu wrote: > Impact: not assume one place for mmconfig in nb > > prepare for following case: amd fam10h + mcp55 > CPU MSR has some range, mcp55 pci config will have another one. > > also prepare for mcp55 + io55 system. every one will have one range. > > if it s mcp55 detect duties to execlude range that is used by CPU MSR > aka, if CPU state bus 0-255, range in mcp55 need to be dropped. > because HW in CPU will not route that mcp55 mmconfig to handle it. > > v2: fix e7520 exit path > > Signed-off-by: Yinghai Lu > > --- > arch/x86/pci/mmconfig-shared.c | 98 ++++++++++++++++++++++------------------- > 1 file changed, 54 insertions(+), 44 deletions(-) looks good to me. One for the PCI tree? Acked-by: Ingo Molnar Ingo