[PATCH v3 0/2] add KSM performance tests

Extend KSM self tests with a performance benchmark. These tests are not part of regular regression testing, as they are mainly intended to be used by developers making changes to the memory management subsystem. This patchset is a respin of the previous series: v2: https://lkml.org/lkml/2021/8/6/422 v1: https://lkml.org/lkml/2021/8/1/130

Zhansaya Bagdauletkyzy (2): selftests: vm: add KSM merging time test selftests: vm: add COW time test for KSM pages

v2 -> v3: - address COW test review comments

v1 -> v2: - replace MB with MiB - address COW test review comments

tools/testing/selftests/vm/ksm_tests.c | 154 ++++++++++++++++++++++++- 1 file changed, 150 insertions(+), 4 deletions(-)