Re: [PATCH v3 05/11] percpu: Wire up cmpxchg128

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To: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Subject: Re: [PATCH v3 05/11] percpu: Wire up cmpxchg128
From: Petr Tesařík <petr@xxxxxxxxxxx>
Date: Fri, 26 May 2023 00:59:15 +0200
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On Thu, 25 May 2023 14:49:55 +0200
Peter Zijlstra <peterz@xxxxxxxxxxxxx> wrote:

>[...]
> Build tested i386-defconfig.
> 
> (the things we do for museum pieces :/)

I have always thought it's not done for museum pieces but rather for
dumb emulators. I can vaguely recall a reverse-engineered MIPS firmware
which was able to run i386 binaries, but not i586...

Petr T

References:
- [PATCH v3 00/11] Introduce cmpxchg128() -- aka. the demise of cmpxchg_double()
  - From: Peter Zijlstra
- [PATCH v3 05/11] percpu: Wire up cmpxchg128
  - From: Peter Zijlstra
- Re: [PATCH v3 05/11] percpu: Wire up cmpxchg128
  - From: Peter Zijlstra

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