On 4/22/22 3:29 PM, Axel Rasmussen wrote:
This not being included was just a simple oversight. There are certain
features (like minor fault support) which are only enabled on shared
mappings, so without including hugetlb_shared we actually lose a
significant amount of test coverage.
Signed-off-by: Axel Rasmussen <axelrasmussen@xxxxxxxxxx>
---
tools/testing/selftests/vm/run_vmtests.sh | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/tools/testing/selftests/vm/run_vmtests.sh b/tools/testing/selftests/vm/run_vmtests.sh
index a2302b5faaf2..5065dbd89bdb 100755
--- a/tools/testing/selftests/vm/run_vmtests.sh
+++ b/tools/testing/selftests/vm/run_vmtests.sh
@@ -121,9 +121,11 @@ run_test ./gup_test -a
run_test ./gup_test -ct -F 0x1 0 19 0x1000
run_test ./userfaultfd anon 20 16
-# Test requires source and destination huge pages. Size of source
-# (half_ufd_size_MB) is passed as argument to test.
+# Hugetlb tests require source and destination huge pages. Pass in half the
+# size ($half_ufd_size_MB), which is used for *each*.
run_test ./userfaultfd hugetlb "$half_ufd_size_MB" 32
+run_test ./userfaultfd hugetlb_shared "$half_ufd_size_MB" 32 "$mnt"/uffd-test
+rm -f "$mnt"/uffd-test
run_test ./userfaultfd shmem 20 16
#cleanup
Looks good to me.
Reviewed-by: Shuah Khan <skhan@xxxxxxxxxxxxxxxxxxx>
thanks,
-- Shuah
