Re: [Bugme-new] [Bug 8814] New: PCI numa_node not set correctly

Re: [Bugme-new] [Bug 8814] New: PCI numa_node not set correctly

[Andrew Morton]

On Thu, 26 Jul 2007 05:13:12 -0700 (PDT) bugme-daemon@bugzilla.kernel.org wrote:

> http://bugzilla.kernel.org/show_bug.cgi?id=8814
> 
>            Summary: PCI numa_node not set correctly
>            Product: Platform Specific/Hardware
>            Version: 2.5
>      KernelVersion: 2.6.22-rc7-git4-ak-070710
>           Platform: All
>         OS/Version: Linux
>               Tree: Mainline
>             Status: NEW
>           Severity: normal
>           Priority: P1
>          Component: x86-64
>         AssignedTo: ak@suse.de
>         ReportedBy: joachim.deguara@amd.com
> 
> 
> Most recent kernel where this bug did not occur:
> Distribution: SLES10 with -ak kernel
> Hardware Environment: Tyan 4985
> Software Environment: 
> Problem Description:
> 
> This hardware is a 4 socket Opteron with the normal I/O Hub hanging off of node
> 0 but also with a PCIe bridge and Networking attached to node 1.  Looking
> through the code, the node of the pci device gets exported to sysfs and set by
> k8-bus.c.  However looking at the value of numa_node for all devices in sysfs
> returned 0.
> 
> Steps to reproduce:
> find /sys -name 'numa_node'|xargs cat
> 

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