[OE-core] [PATCH] recipes-kernel/linux: Enable NUMA Kconfig from MACHINE_FEATURES

[Bruce Ashfield]

On 05/22/2018 08:14 PM, Burton, Ross wrote:
> Bruce, can you review this please?

Ack'd. Give me a day or so, since I'm traveling, but will reply ASAP.

Bruce

> 
> Ross
> 
> On 23 May 2018 at 00:45, Alistair Francis <alistair23 at gmail.com> wrote:
>> On Wed, May 2, 2018 at 1:49 PM, Alistair Francis
>> <alistair.francis at wdc.com> wrote:
>>> If the user has set numa in their MACHINE_FEATURES we should enable
>>> NUMA support in the kernel config.
>>>
>>> Signed-off-by: Alistair Francis <alistair.francis at wdc.com>
>>
>> Ping!
>>
>> Alistair
>>
>>> ---
>>>   meta/recipes-kernel/linux/files/numa.cfg  | 4 ++++
>>>   meta/recipes-kernel/linux/linux-yocto.inc | 3 +++
>>>   2 files changed, 7 insertions(+)
>>>   create mode 100644 meta/recipes-kernel/linux/files/numa.cfg
>>>
>>> diff --git a/meta/recipes-kernel/linux/files/numa.cfg b/meta/recipes-kernel/linux/files/numa.cfg
>>> new file mode 100644
>>> index 0000000000..bb0f9ab20c
>>> --- /dev/null
>>> +++ b/meta/recipes-kernel/linux/files/numa.cfg
>>> @@ -0,0 +1,4 @@
>>> +CONFIG_NUMA=y
>>> +CONFIG_ACPI_NUMA=y
>>> +CONFIG_NUMA_BALANCING=y
>>> +CONFIG_NUMA_BALANCING_DEFAULT_ENABLED=y
>>> diff --git a/meta/recipes-kernel/linux/linux-yocto.inc b/meta/recipes-kernel/linux/linux-yocto.inc
>>> index 3bb872a32a..e8fb38b8f4 100644
>>> --- a/meta/recipes-kernel/linux/linux-yocto.inc
>>> +++ b/meta/recipes-kernel/linux/linux-yocto.inc
>>> @@ -28,6 +28,9 @@ KERNEL_LD_append_nios2 = " ${TOOLCHAIN_OPTIONS}"
>>>
>>>   KERNEL_FEATURES_append_qemuall=" features/debug/printk.scc"
>>>
>>> +SRC_URI += "${@bb.utils.contains('MACHINE_FEATURES', 'numa', ' file://numa.cfg', '', d)}"
>>> +KERNEL_FEATURES_append = " ${@bb.utils.contains('MACHINE_FEATURES', 'numa', 'features/numa/numa.scc', '', d)}"
>>> +
>>>   # A KMACHINE is the mapping of a yocto $MACHINE to what is built
>>>   # by the kernel. This is typically the branch that should be built,
>>>   # and it can be specific to the machine or shared
>>> --
>>> 2.17.0
>>>
>> --
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