[PATCH] arm64/hugetlb: Reserve CMA areas for gigantic pages on 16K and 64K configs
Robin Murphy
robin.murphy at arm.com
Tue Jun 23 12:40:54 EDT 2020
On 2020-06-23 13:48, Anshuman Khandual wrote:
>
> On 06/23/2020 02:54 PM, kernel test robot wrote:
>> 423 /*
>> 424 * must be done after arm64_numa_init() which calls numa_init() to
>> 425 * initialize node_online_map that gets used in hugetlb_cma_reserve()
>> 426 * while allocating required CMA size across online nodes.
>> 427 */
>> > 428 arm64_hugetlb_cma_reserve();
>
> Wrapping this call site with CONFIG_HUGETLB_PAGE solves the problem.
...although it might be nicer to include asm/hugetlb.h directly so that
you can pick up the stub definition reliably.
Robin.
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