On Mon, Oct 26, 2015 at 4:24 PM, Ganapatrao Kulkarni <gpkulkarni@xxxxxxxxx> wrote: > On Mon, Oct 26, 2015 at 12:50 PM, Ming Lei <ming.lei@xxxxxxxxxxxxx> wrote: >> On Mon, Oct 26, 2015 at 12:53 PM, Ming Lei <ming.lei@xxxxxxxxxxxxx> wrote: >>> On Mon, Oct 26, 2015 at 11:50 AM, Ganapatrao Kulkarni >>> <gpkulkarni@xxxxxxxxx> wrote: >>>> On Mon, Oct 26, 2015 at 7:14 AM, Ming Lei <ming.lei@xxxxxxxxxxxxx> wrote: >>>>> On Tue, Oct 20, 2015 at 6:45 PM, Ganapatrao Kulkarni >>>>> <gkulkarni@xxxxxxxxxxxxxxxxxx> 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 <rrichter@xxxxxxxxxx> >>>>>> Signed-off-by: Ganapatrao Kulkarni <gkulkarni@xxxxxxxxxxxxxxxxxx> >>>>>> --- >>>>>> 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. http://kernel.ubuntu.com/~ming/bugs/1509221/4.3-rc7-numa.dmesg >> >>> >>>> >>>>> >>>>> https://bugs.launchpad.net/bugs/1509221 >>>>> >>>>> Thanks, >>>> >>>> Thanks >>>> Ganapat >>>> >>>> _______________________________________________ >>>> linux-arm-kernel mailing list >>>> linux-arm-kernel@xxxxxxxxxxxxxxxxxxx >>>> http://lists.infradead.org/mailman/listinfo/linux-arm-kernel -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
