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. > >> >>> >>>> >>>> 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
