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Re: Remove Instruction Synchronization Barrier in spin_delay() for ARM64 architecture - Mailing list pgsql-hackers

From Salvatore Dipietro
Subject Re: Remove Instruction Synchronization Barrier in spin_delay() for ARM64 architecture
Date
Msg-id CAGnuAhXNQXCcS1nCeD6E0Dyfi4Ms-b0sjcm79Y9iMi5WxUqM4g@mail.gmail.com
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In response to Re: Remove Instruction Synchronization Barrier in spin_delay() for ARM64 architecture  (Tom Lane <tgl@sss.pgh.pa.us>)
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On Thu, 1 May 2025 at 13:08, Tom Lane <tgl@sss.pgh.pa.us> wrote:
> Oh!  That's an excellent point.  The OP didn't mention if their tests
> were done before or after 3d0b4b1, but that might well matter.

The benchmarks we conducted are based on REL_17_2 branch which do not
include the TAS_SPIN(lock) change for ARM yet.

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