From: Andrew Morton <akpm@linux-foundation.org>
To: Sarthak Sharma <sarthak.sharma@arm.com>
Cc: David Hildenbrand <david@kernel.org>,
Lorenzo Stoakes <ljs@kernel.org>,
"Liam R . Howlett" <liam@infradead.org>,
Vlastimil Babka <vbabka@kernel.org>,
Mike Rapoport <rppt@kernel.org>,
Suren Baghdasaryan <surenb@google.com>,
Michal Hocko <mhocko@suse.com>, Shuah Khan <shuah@kernel.org>,
Shuah Khan <skhan@linuxfoundation.org>,
Jonathan Corbet <corbet@lwn.net>, Jason Gunthorpe <jgg@ziepe.ca>,
John Hubbard <jhubbard@nvidia.com>, Peter Xu <peterx@redhat.com>,
Leon Romanovsky <leon@kernel.org>, Zi Yan <ziy@nvidia.com>,
Baolin Wang <baolin.wang@linux.alibaba.com>,
Nico Pache <npache@redhat.com>,
Ryan Roberts <ryan.roberts@arm.com>, Dev Jain <dev.jain@arm.com>,
Barry Song <baohua@kernel.org>, Lance Yang <lance.yang@linux.dev>,
Mark Brown <broonie@kernel.org>,
Anshuman Khandual <anshuman.khandual@arm.com>,
Muhammad Usama Anjum <usama.anjum@arm.com>,
linux-mm@kvack.org, linux-kselftest@vger.kernel.org,
linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v9 0/6] selftests/mm: separate GUP microbenchmarking from functional testing
Date: Sat, 5 Sep 2026 17:32:49 -0700 [thread overview]
Message-ID: <20260905173249.00f41b2a88abb0aefd217e94@linux-foundation.org> (raw)
In-Reply-To: <20260904123631.198697-1-sarthak.sharma@arm.com>
On Fri, 4 Sep 2026 18:06:25 +0530 Sarthak Sharma <sarthak.sharma@arm.com> wrote:
> gup_test.c currently serves two separate purposes: benchmarking
> (GUP_FAST_BENCHMARK, PIN_FAST_BENCHMARK and PIN_LONGTERM_BENCHMARK) and
> functional testing (GUP_BASIC_TEST, PIN_BASIC_TEST and
> DUMP_USER_PAGES_TEST). Keeping both in one program makes the functional
> tests harder to run and report individually, while run_vmtests.sh has to
> invoke the program repeatedly with different options.
>
> Separate these roles into tools/mm/gup_bench for benchmarking and
> tools/testing/selftests/mm/gup for functional testing. Move the shared
> file and hugepage helpers to tools/lib/mm/ so both programs can use them
> without duplicating the implementation.
Thanks, I've added this series to mm.git's mm-new branch for testing
and hopefully further progression.
prev parent reply other threads:[~2026-09-06 0:32 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-09-04 12:36 [PATCH v9 0/6] selftests/mm: separate GUP microbenchmarking from functional testing Sarthak Sharma
2026-09-04 12:36 ` [PATCH v9 1/6] selftests/mm: make file helpers return errors Sarthak Sharma
2026-09-04 12:36 ` [PATCH v9 2/6] tools/lib/mm: add shared file helpers Sarthak Sharma
2026-09-04 12:36 ` [PATCH v9 3/6] tools/lib/mm: move hugepage_settings out of selftests Sarthak Sharma
2026-09-04 12:36 ` [PATCH v9 4/6] tools/mm: move gup_test from selftests/mm to tools/mm Sarthak Sharma
2026-09-04 12:36 ` [PATCH v9 5/6] tools/mm: make gup_bench a benchmark only tool Sarthak Sharma
2026-09-07 15:04 ` David Hildenbrand (Arm)
2026-09-04 12:36 ` [PATCH v9 6/6] selftests/mm: add a GUP selftest Sarthak Sharma
2026-09-07 15:15 ` David Hildenbrand (Arm)
2026-09-08 5:56 ` Sarthak Sharma
2026-09-09 17:03 ` David Hildenbrand (Arm)
2026-09-09 17:34 ` Mark Brown
2026-09-10 7:53 ` Muhammad Usama Anjum
2026-09-10 9:18 ` David Hildenbrand (Arm)
2026-09-11 4:32 ` Sarthak Sharma
2026-09-11 11:08 ` David Hildenbrand (Arm)
2026-09-05 5:30 ` [PATCH v9 0/6] selftests/mm: separate GUP microbenchmarking from functional testing Sarthak Sharma
2026-09-06 0:32 ` Andrew Morton [this message]
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