Subject: Re: [RFC PATCH 0/3] Queued spinlocks/RW-locks for ARM

From: Sebastian Andrzej Siewior <[email-masked]>
Date: Wed, 9 Oct 2019 23:42:24 +0200

On 2019-10-09 15:50:24 [+0200], Arnd Bergmann wrote:
> Ok. I looked a bit at the other implementations that do xchg16() through
> cmpxchg32(), and it seems it would be easiest to reuse the superh version,
> which is fully portable by moving arch/sh/include/asm/cmpxchg-xchg.h
> into include/asm-generic/, the same thing would allow us to change a
> number of other architectures to use the generic qspinlock instead of
> their own locks.
> 
> Sebastian, do you want to try doing it that way?

sounds good, I'm on it.

>      Arnd

Sebastian

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