From: "Luck, Tony" <tony.luck@intel.com>
To: "Williams, Dan J" <dan.j.williams@intel.com>,
Bjorn Helgaas <helgaas@kernel.org>,
"Liang, Kan" <kan.liang@linux.intel.com>
Cc: "bhelgaas@google.com" <bhelgaas@google.com>,
"hdegoede@redhat.com" <hdegoede@redhat.com>,
"kernelorg@undead.fr" <kernelorg@undead.fr>,
"kjhambrick@gmail.com" <kjhambrick@gmail.com>,
"2lprbe78@duck.com" <2lprbe78@duck.com>,
"nicholas.johnson-opensource@outlook.com.au"
<nicholas.johnson-opensource@outlook.com.au>,
"benoitg@coeus.ca" <benoitg@coeus.ca>,
"mika.westerberg@linux.intel.com"
<mika.westerberg@linux.intel.com>,
"wse@tuxedocomputers.com" <wse@tuxedocomputers.com>,
"mumblingdrunkard@protonmail.com"
<mumblingdrunkard@protonmail.com>,
"linux-pci@vger.kernel.org" <linux-pci@vger.kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"Box, David E" <david.e.box@intel.com>,
"Sun, Yunying" <yunying.sun@intel.com>,
"Jiang, Dave" <dave.jiang@intel.com>
Subject: RE: Bug report: the extended PCI config space is missed with 6.2-rc2
Date: Fri, 6 Jan 2023 00:22:09 +0000 [thread overview]
Message-ID: <SJ1PR11MB6083D724817B96F3B5EBA714FCFB9@SJ1PR11MB6083.namprd11.prod.outlook.com> (raw)
In-Reply-To: <63b75f8083b79_c81f02949b@dwillia2-xfh.jf.intel.com.notmuch>
> ...and Dave, who reported that CXL enumeration was busted in -rc2, says
> this patch fixes that. So you can also add:
>
> Tested-by: Dave Jiang <dave.jiang@intel.com>
Also seems good for my Broadwell/EDAC system.
Boot messages mentioning MMCONFIG are:
$ dmesg | grep MMCONFIG
[ 12.280360] PCI: MMCONFIG for domain 0000 [bus 00-ff] at [mem 0x80000000-0x8fffffff] (base 0x80000000)
[ 12.291606] PCI: not using MMCONFIG
[ 12.873676] PCI: MMCONFIG for domain 0000 [bus 00-ff] at [mem 0x80000000-0x8fffffff] (base 0x80000000)
[ 12.893266] PCI: MMCONFIG at [mem 0x80000000-0x8fffffff] reserved in ACPI motherboard resources or EFI
[ 12.903601] PCI: MMCONFIG for 0000 [bus00-7f] at [mem 0x80000000-0x87ffffff] (base 0x80000000) (size reduced!)
[ 13.385616] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended configuration space under this bridge
[ 14.115617] acpi PNP0A03:01: fail to add MMCONFIG information, can't access extended configuration space under this bridge
[ 17.969639] acpi PNP0A08:02: fail to add MMCONFIG information, can't access extended configuration space under this bridge
[ 18.298640] acpi PNP0A08:03: fail to add MMCONFIG information, can't access extended configuration space under this bridge
The EDAC driver works with this patch applied.
Tested-by: Tony Luck <tony.luck@intel.com>
-Tony
next prev parent reply other threads:[~2023-01-06 0:22 UTC|newest]
Thread overview: 35+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-01-04 14:39 Bug report: the extended PCI config space is missed with 6.2-rc2 Liang, Kan
2023-01-04 14:50 ` Bjorn Helgaas
2023-01-04 15:45 ` Bjorn Helgaas
2023-01-05 17:42 ` Tony Luck
2023-01-05 17:51 ` Bjorn Helgaas
2023-01-05 22:32 ` Bjorn Helgaas
2023-01-05 23:38 ` Dan Williams
2023-01-06 0:22 ` Luck, Tony [this message]
2023-01-06 0:47 ` Bjorn Helgaas
2023-01-06 17:33 ` Bjorn Helgaas
2023-01-06 18:03 ` Luck, Tony
2023-01-06 20:52 ` Bjorn Helgaas
2023-01-06 21:37 ` Luck, Tony
2023-01-06 22:04 ` Bjorn Helgaas
2023-01-06 22:30 ` Luck, Tony
2023-01-10 5:43 ` Sun, Yunying
2023-01-10 18:12 ` Rafael J. Wysocki
2023-01-10 19:06 ` Bjorn Helgaas
2023-01-06 0:32 ` Bjorn Helgaas
2023-01-06 0:50 ` Liang, Kan
2023-01-09 12:27 ` Giovanni Cabiddu
2023-01-06 9:44 ` Linux kernel regression tracking (#adding)
[not found] <SJ1PR11MB6083C504335B2DE1B31C440CFCFA9@SJ1PR11MB6083.namprd11.prod.outlook.com>
2023-01-05 18:29 ` Bjorn Helgaas
2023-01-05 19:23 ` Liang, Kan
2023-01-05 19:44 ` Bjorn Helgaas
2023-01-05 19:44 ` Dan Williams
2023-01-05 19:58 ` Luck, Tony
2023-01-05 20:37 ` Bjorn Helgaas
2023-01-05 21:49 ` Luck, Tony
2023-01-05 22:20 ` Bjorn Helgaas
2023-01-05 20:23 ` Bjorn Helgaas
2023-01-05 21:20 ` Dan Williams
2023-01-05 21:35 ` Bjorn Helgaas
2023-01-05 21:43 ` Dan Williams
2023-01-05 21:48 ` Bjorn Helgaas
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