From: Usama Arif <usama.arif@linux.dev>
To: Kiryl Shutsemau <kirill@shutemov.name>,
akpm@linux-foundation.org, david@kernel.org, ljs@kernel.org,
nico.pache@linux.dev
Cc: baolin.wang@linux.alibaba.com, baohua@kernel.org,
dev.jain@arm.com, hughd@google.com, lance.yang@linux.dev,
liam@infradead.org, mhocko@suse.com, rppt@kernel.org,
ryan.roberts@arm.com, shuah@kernel.org, surenb@google.com,
vbabka@kernel.org, ziy@nvidia.com, usama.anjum@arm.com,
agordeev@linux.ibm.com, linux-mm@kvack.org,
linux-kselftest@vger.kernel.org, linux-kernel@vger.kernel.org,
kas@kernel.org
Subject: Re: [PATCH v3 01/18] selftests/mm: raise the khugepaged test-case cap
Date: Wed, 12 Aug 2026 16:02:20 +0100 [thread overview]
Message-ID: <8433cfb1-111b-4c66-b2b5-7ca7242623ea@linux.dev> (raw)
In-Reply-To: <20260812132304.199287-2-kirill@shutemov.name>
On 12/08/2026 14:22, Kiryl Shutsemau wrote:
> From: "Kiryl Shutsemau (Meta)" <kas@kernel.org>
>
> TEST() ends the run with "MAX_TEST_CASES is too small" when the table
> fills, and the table holds 64. A full invocation -- every context crossed
> with every memory type, which needs a directory for the file and shmem ones
> -- already registers 63, so the next case added anywhere aborts the whole
> suite before a single test runs.
>
> Raise it to 256. The table is a static array of small structs, so the room
> costs nothing worth counting, and the cases added after this have somewhere
> to go.
>
> Assisted-by: Claude-Code:claude-opus-5
> Signed-off-by: Kiryl Shutsemau (Meta) <kas@kernel.org>
Acked-by: Usama Arif <usama.arif@linux.dev>
next prev parent reply other threads:[~2026-08-12 15:02 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-08-12 13:22 [PATCH v3 00/18] selftests/mm: improve khugepaged coverage Kiryl Shutsemau
2026-08-12 13:22 ` [PATCH v3 01/18] selftests/mm: raise the khugepaged test-case cap Kiryl Shutsemau
2026-08-12 15:02 ` Usama Arif [this message]
2026-08-12 13:22 ` [PATCH v3 02/18] selftests/mm: skip collapse_compound_extreme where the PMD is too large Kiryl Shutsemau
2026-08-12 13:22 ` [PATCH v3 03/18] selftests/mm: scale khugepaged's collapse wait with the PMD size Kiryl Shutsemau
2026-08-12 13:22 ` [PATCH v3 04/18] selftests/mm: skip khugepaged page cache cases without a PMD folio Kiryl Shutsemau
2026-08-12 13:22 ` [PATCH v3 05/18] selftests/mm: keep khugepaged out of the swapout the swap cases set up Kiryl Shutsemau
2026-08-12 13:22 ` [PATCH v3 06/18] selftests/mm: move is_backed_by_folio() into vm_util Kiryl Shutsemau
2026-08-12 13:22 ` [PATCH v3 07/18] selftests/mm: add folio-order check for address ranges Kiryl Shutsemau
2026-08-12 13:22 ` [PATCH v3 08/18] selftests/mm: add folio-order detection self-check Kiryl Shutsemau
2026-08-12 13:22 ` [PATCH v3 09/18] selftests/mm: add khugepaged completion barrier helper Kiryl Shutsemau
2026-08-12 13:22 ` [PATCH v3 10/18] selftests/mm: add order-parameterized khugepaged collapse cases Kiryl Shutsemau
2026-08-12 13:22 ` [PATCH v3 11/18] selftests/mm: parameterize the mixed-source collapse case by source order Kiryl Shutsemau
2026-08-12 13:22 ` [PATCH v3 12/18] selftests/mm: cover a shared-source collapse write race Kiryl Shutsemau
2026-08-12 13:22 ` [PATCH v3 13/18] selftests/mm: run every supported collapse order by default Kiryl Shutsemau
2026-08-12 13:23 ` [PATCH v3 14/18] selftests/mm: verify synchronous khugepaged driving is attributable Kiryl Shutsemau
2026-08-12 13:23 ` [PATCH v3 15/18] selftests/mm: add khugepaged race harness Kiryl Shutsemau
2026-08-12 13:23 ` [PATCH v3 16/18] selftests/mm: race collapse of windows with holes Kiryl Shutsemau
2026-08-12 13:23 ` [PATCH v3 17/18] selftests/mm: add memory-pressure threads to the khugepaged race harness Kiryl Shutsemau
2026-08-12 13:23 ` [PATCH v3 18/18] selftests/mm: zap whole PTE tables in " Kiryl Shutsemau
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