Messages in this thread | | | Subject | Re: [RFC PATCH 1/6] mm: huge_memory: add new debugfs interface to trigger split huge page on any page range. | From | Ralph Campbell <> | Date | Thu, 12 Nov 2020 14:22:00 -0800 |
| |
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".
| |