Re: [PATCH] Fix ARM64/MSVC atomic memory ordering issues on Win11 by adding explicit DMB barriers

Peter Eisentraut <peter@eisentraut.org>

From: Peter Eisentraut <peter@eisentraut.org>

To: Greg Burd <greg@burd.me>, PostgreSQL Hackers <pgsql-hackers@lists.postgresql.org>

Cc: Dave Cramer <davecramer@gmail.com>

Date: 2025-11-20T22:00:13Z

Lists: pgsql-hackers

Commits

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

MSVC: Support building for AArch64.
- a516b3f00d74 19 (unreleased) landed

On 20.11.25 21:45, Greg Burd wrote:
> Dave and I have been working together to get ARM64 with MSVC functional.
>   The attached patches accomplish that. Dave is the author of the first
> which addresses some build issues and fixes the spin_delay() semantics,
> I did the second which fixes some atomics in this combination.

 > -  zlib_t = dependency('zlib', required: zlibopt)
 > +  zlib_t = dependency('zlib', method : 'pkg-config', required: zlibopt)

This appears to be a change unrelated to your patch description.

Also, the second patch contains a number of random whitespace changes. 
It would be good to clean that up so the patch is easier to analyze.