On Wed, May 6, 2026 at 7:15 AM Zi Yan <[email protected]> wrote:
>
> On 4 May 2026, at 18:11, Nico Pache wrote:
>
> > On 4/29/26 9:35 AM, Zi Yan wrote:
> >> Change the requirement to a file system with large folio support and the
> >> supported order needs to include PMD_ORDER.
> >>
> >> Also add tests of opening a file with read write permission and populating
> >> folios with writes. Reuse the XFS image from split_huge_page_test.
> >>
> >> Signed-off-by: Zi Yan <[email protected]>
> >> ---
> >> tools/testing/selftests/mm/khugepaged.c | 131 +++++++++++++++-------
> >> tools/testing/selftests/mm/run_vmtests.sh | 12 +-
> >> 2 files changed, 102 insertions(+), 41 deletions(-)
> >>
>
> <snip>
>
> >> diff --git a/tools/testing/selftests/mm/run_vmtests.sh
> >> b/tools/testing/selftests/mm/run_vmtests.sh
> >> index 3b61677fe9840..854c5c3e3a6ae 100755
> >> --- a/tools/testing/selftests/mm/run_vmtests.sh
> >> +++ b/tools/testing/selftests/mm/run_vmtests.sh
> >> @@ -490,8 +490,6 @@ CATEGORY="thp" run_test ./khugepaged all:shmem
> >> CATEGORY="thp" run_test ./khugepaged -s 4 all:shmem
> >> -CATEGORY="thp" run_test ./transhuge-stress -d 20
> >> -
> >> # Try to create XFS if not provided
> >> if [ -z "${SPLIT_HUGE_PAGE_TEST_XFS_PATH}" ]; then
> >> if [ "${HAVE_HUGEPAGES}" = "1" ]; then
> >> @@ -508,6 +506,14 @@ if [ -z "${SPLIT_HUGE_PAGE_TEST_XFS_PATH}" ]; then
> >> fi
> >> fi
> >> +if [ -n "${SPLIT_HUGE_PAGE_TEST_XFS_PATH}" ]; then
> >> +CATEGORY="thp" run_test ./khugepaged all:file
> >> ${SPLIT_HUGE_PAGE_TEST_XFS_PATH}
> >> +else
> >> + count_total=$(( count_total + 1 ))
> >> + count_skip=$(( count_skip + 1 ))
> >> + echo "[SKIP] ./khugepaged all:file" | tap_prefix
> >
> > This leads selftest runs to always litter the output with SKIP when running
> > this with the wrapper
> >
> > make -C tools/testing/selftests TARGETS=mm run_tests
>
> Yes, this is intended to let people know one case is not tested and skipped
> if XFS cannot be created.
Yes but it prints after each test case run, not just the khugepaged runs
>
> >
> >> +fi
> >> +
> >> CATEGORY="thp" run_test ./split_huge_page_test
> >> ${SPLIT_HUGE_PAGE_TEST_XFS_PATH}
> >> if [ -n "${MOUNTED_XFS}" ]; then
> >> @@ -516,6 +522,8 @@ if [ -n "${MOUNTED_XFS}" ]; then
> >> rm -f ${XFS_IMG}
> >> fi
> >> +CATEGORY="thp" run_test ./transhuge-stress -d 20
> >> +
> >> CATEGORY="thp" run_test ./folio_split_race_test
> >> CATEGORY="migration" run_test ./migration
>
>
> Best Regards,
> Yan, Zi
>
