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2023-08-18selftests/mm: optionally pass duration to transhuge-stressRyan Roberts
Until now, transhuge-stress runs until its explicitly killed, so when invoked by run_kselftest.sh, it would run until the test timeout, then it would be killed and the test would be marked as failed. Add a new, optional command line parameter that allows the user to specify the duration in seconds that the program should run. The program exits after this duration with a success (0) exit code. If the argument is omitted the old behacvior remains. On it's own, this doesn't quite solve our problem because run_kselftest.sh does not allow passing parameters to the program under test. But we will shortly move this to run_vmtests.sh, which does allow parameter passing. Link: https://lkml.kernel.org/r/20230724082522.1202616-8-ryan.roberts@arm.com Signed-off-by: Ryan Roberts <ryan.roberts@arm.com> Acked-by: David Hildenbrand <david@redhat.com> Cc: Florent Revest <revest@chromium.org> Cc: Jérôme Glisse <jglisse@redhat.com> Cc: John Hubbard <jhubbard@nvidia.com> Cc: Mark Brown <broonie@kernel.org> Cc: Peter Xu <peterx@redhat.com> Cc: Shuah Khan <shuah@kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
2023-04-18selftests/mm: merge util.h into vm_util.hPeter Xu
There're two util headers under mm/ kselftest. Merge one with another. It turns out util.h is the easy one to move. When merging, drop PAGE_SIZE / PAGE_SHIFT because they're unnecessary wrappers to page_size() / page_shift(), meanwhile rename them to psize() and pshift() so as to not conflict with some existing definitions in some test files that includes vm_util.h. Link: https://lkml.kernel.org/r/20230412164120.327731-1-peterx@redhat.com Signed-off-by: Peter Xu <peterx@redhat.com> Reviewed-by: Axel Rasmussen <axelrasmussen@google.com> Reviewed-by: David Hildenbrand <david@redhat.com> Reviewed-by: Mike Rapoport (IBM) <rppt@kernel.org> Cc: Dmitry Safonov <0x7f454c46@gmail.com> Cc: Mike Kravetz <mike.kravetz@oracle.com> Cc: Zach O'Keefe <zokeefe@google.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
2023-01-18selftests/vm: rename selftests/vm to selftests/mmSeongJae Park
Rename selftets/vm to selftests/mm for being more consistent with the code, documentation, and tools directories, and won't be confused with virtual machines. [sj@kernel.org: convert missing vm->mm changes] Link: https://lkml.kernel.org/r/20230107230643.252273-1-sj@kernel.org Link: https://lkml.kernel.org/r/20230103180754.129637-5-sj@kernel.org Signed-off-by: SeongJae Park <sj@kernel.org> Cc: Jonathan Corbet <corbet@lwn.net> Cc: Shuah Khan <shuah@kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>