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SubjectRe: [RFC PATCH 1/6] mm: huge_memory: add new debugfs interface to trigger split huge page on any page range.
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On 11/11/20 12:40 PM, Zi Yan wrote:
> From: Zi Yan <ziy@nvidia.com>
>
> Huge pages in the process with the given pid and virtual address range
> are split. It is used to test split huge page function. In addition,
> a testing program is added to tools/testing/selftests/vm to utilize the
> interface by splitting PMD THPs.
>
> Signed-off-by: Zi Yan <ziy@nvidia.com>
> ---
> mm/huge_memory.c | 98 +++++++++++
> mm/internal.h | 1 +
> mm/migrate.c | 2 +-
> tools/testing/selftests/vm/Makefile | 1 +
> .../selftests/vm/split_huge_page_test.c | 161 ++++++++++++++++++
> 5 files changed, 262 insertions(+), 1 deletion(-)
> create mode 100644 tools/testing/selftests/vm/split_huge_page_test.c

Don't forget to update ".gitignore" to include "split_huge_page_test".

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