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Re: Proposal for enabling auto-vectorization for checksum calculations

Andrew Kim <tenistarkim@gmail.com>

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From: Andrew Kim <tenistarkim@gmail.com>
To: John Naylor <johncnaylorls@gmail.com>
Cc: Oleg Tselebrovskiy <o.tselebrovskiy@postgrespro.ru>, pgsql-hackers@lists.postgresql.org
Date: 2026-02-09T08:42:06Z
Lists: pgsql-hackers 
Hi John, Thanks for v11.
Adding the headercheck exception for the internal header looks good to me.
It would be the right call to fix the CI issues.
The current structure utilizing the semi-private header looks solid to me.
-Andrew

On Wed, Jan 21, 2026 at 3:13 AM John Naylor <johncnaylorls@gmail.com> wrote:
>
> Attached is v11 to fix headerscheck, per CI.
>
> --
> John Naylor
> Amazon Web Services

Commits

Same data as JSON: GET /api/v1/messages/:b64id/commits the thread's linked commits as JSON, with link sources. API reference →

  1. Use AVX2 for calculating page checksums where available

  2. Refactor checksumming code to make it easier to use externally.