On Mon, Oct 26, 2015 at 12:50 PM, Ming Lei <[email protected]> wrote:
> On Mon, Oct 26, 2015 at 12:53 PM, Ming Lei <[email protected]> wrote:
>> On Mon, Oct 26, 2015 at 11:50 AM, Ganapatrao Kulkarni
>> <[email protected]> wrote:
>>> On Mon, Oct 26, 2015 at 7:14 AM, Ming Lei <[email protected]> wrote:
>>>> On Tue, Oct 20, 2015 at 6:45 PM, Ganapatrao Kulkarni
>>>> <[email protected]> wrote:
>>>>> Adding numa dt binding support for arm64 based platforms.
>>>>> dt node parsing for numa topology is done using device property
>>>>> proximity and device node distance-map.
>>>>>
>>>>> Reviewed-by: Robert Richter <[email protected]>
>>>>> Signed-off-by: Ganapatrao Kulkarni <[email protected]>
>>>>> ---
>>>>> arch/arm64/Kconfig | 10 ++
>>>>> arch/arm64/include/asm/numa.h | 10 ++
>>>>> arch/arm64/kernel/Makefile | 1 +
>>>>> arch/arm64/kernel/of_numa.c | 221
>>>>> ++++++++++++++++++++++++++++++++++++++++++
>>>>> arch/arm64/kernel/smp.c | 1 +
>>>>> arch/arm64/mm/numa.c | 10 +-
>>>>> 6 files changed, 252 insertions(+), 1 deletion(-)
>>>>> create mode 100644 arch/arm64/kernel/of_numa.c
>>>>>
>>>>> diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig
>>>>> index 0f9cdc7..6cf8d20 100644
>>>>> --- a/arch/arm64/Kconfig
>>>>> +++ b/arch/arm64/Kconfig
>>>>> @@ -426,6 +426,16 @@ config NUMA
>>>>> local memory controller of the CPU and add some more
>>>>> NUMA awareness to the kernel.
>>>>>
>>>>> +config OF_NUMA
>>>>> + bool "Device Tree NUMA support"
>>>>> + depends on NUMA
>>>>> + depends on OF
>>>>> + default y
>>>>> + help
>>>>> + Enable Device Tree NUMA support.
>>>>> + This enables the numa mapping of cpu, memory, io and
>>>>> + inter node distances using dt bindings.
>>>>
>>>> Enabling the above config option can cause numa_init() warning in
>>>> numa-less arm64 system, please see the following report:
>>> this is taken care. which version are you using?
>>
>> V5.
>
> The issue persists on V6 too, so looks V7 is needed.
can you please share the boot log with v6.
you can send to me only.
>
>>
>>>
>>>>
>>>> https://bugs.launchpad.net/bugs/1509221
>>>>
>>>> Thanks,
>>>
>>> Thanks
>>> Ganapat
>>>
>>> _______________________________________________
>>> linux-arm-kernel mailing list
>>> [email protected]
>>> http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
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