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

From: Peter Eisentraut <peter(at)eisentraut(dot)org>
To: Greg Burd <greg(at)burd(dot)me>, PostgreSQL Hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org>
Cc: Dave Cramer <davecramer(at)gmail(dot)com>
Subject: Re: [PATCH] Fix ARM64/MSVC atomic memory ordering issues on Win11 by adding explicit DMB barriers
Date: 2025-11-20 22:00:13
Message-ID: 4acabe3c-8a4b-4cb5-b57c-6d64f1f6f912@eisentraut.org
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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.

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