Jinjiang Tu 6c47de3be3 selftest/mm: ksm_functional_tests: extend test case for ksm fork/exec
This extends test_prctl_fork() and test_prctl_fork_exec() to make sure
that deduplication really happens, instead of only testing the
MMF_VM_MERGE_ANY flag is set.

[colin.i.king@gmail.com: fix spelling mistake in ksft_test_result_skip message]
  Link: https://lkml.kernel.org/r/20240402081537.1365939-1-colin.i.king@gmail.com
Link: https://lkml.kernel.org/r/20240328111010.1502191-4-tujinjiang@huawei.com
Signed-off-by: Jinjiang Tu <tujinjiang@huawei.com>
Signed-off-by: Colin Ian King <colin.i.king@gmail.com>
Suggested-by: David Hildenbrand <david@redhat.com>
Reviewed-by: David Hildenbrand <david@redhat.com>
Cc: Johannes Weiner <hannes@cmpxchg.org>
Cc: Kefeng Wang <wangkefeng.wang@huawei.com>
Cc: Nanyong Sun <sunnanyong@huawei.com>
Cc: Rik van Riel <riel@surriel.com>
Cc: Stefan Roesch <shr@devkernel.io>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
2024-04-25 20:56:29 -07:00
..
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