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

[Burton, Ross]

Bruce, can you review this please?

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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