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Date:   Tue, 16 May 2017 16:57:51 +0200
From:   Robert Richter <robert.richter@...ium.com>
To:     Lorenzo Pieralisi <lorenzo.pieralisi@....com>
Cc:     linux-pci@...r.kernel.org, linux-acpi@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        Sergey Temerkhanov <s.temerkhanov@...il.com>,
        Sinan Kaya <okaya@...eaurora.org>,
        Zhou Wang <wangzhou1@...ilicon.com>,
        Vadim Lomovtsev <Vadim.Lomovtsev@...iumnetworks.com>
Subject: Re: [RFC/RFT PATCH v2 0/3] PCI: generic device NUMA node detection

On 15.05.17 14:22:02, Lorenzo Pieralisi wrote:
> This patch series is v2 of a previous posting:
> 
> v1 -> v2:
> 
> - Added missing call to acpi_pci_bus_find_numa_node()
> - Rebased against v4.12-rc1
> 
> v1: https://lkml.org/lkml/2017/4/26/211
> 
> On the ARM64 architecture, the arch specific PCI pcibus_to_node() callback
> can be triggered on struct pci_bus.sysdata structures that carry host
> bridge specific data through different structures layout (ie sysdata
> pointer points at different structs for different host bridges), therefore
> it is not possible to have a unified pcibus_to_node() implementation.
> 
> Given that the device NUMA node is a property of the struct pci_bus (and
> its associated struct device), move the struct pci_bus node assignment to
> generic PCI code, where according to the platform firmware the NUMA node
> for the device backing the struct pci_bus is retrieved and propagated
> through the PCI bus hierarchy.
> 
> Lorenzo Pieralisi (3):
>   PCI: Introduce pci_bus_find_numa_node()
>   PCI: Add call to set-up NUMA node for struct pci_bus devices
>   PCI/ACPI: Add ACPI pci_bus_find_numa_node() implementation
> 
>  drivers/pci/pci-acpi.c | 20 ++++++++++++++++++++
>  drivers/pci/pci.c      |  6 ++++++
>  drivers/pci/probe.c    |  3 ++-
>  include/linux/pci.h    |  7 +++++++
>  4 files changed, 35 insertions(+), 1 deletion(-)

For the whole series:

Reviewed-by: Robert Richter <rrichter@...ium.com>
Tested-by: Robert Richter <rrichter@...ium.com>

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