[PATCH 2/2] futex: remove futex_cmpxchg detection

[Russell King (Oracle)]

On Tue, Oct 26, 2021 at 12:03:48PM +0200, Arnd Bergmann wrote:
> From: Arnd Bergmann <arnd at arndb.de>
> 
> Now that all architectures have a working futex implementation
> in any configuration, remove the runtime detection code.
> 
> Signed-off-by: Arnd Bergmann <arnd at arndb.de>
> ---

For ARM:

Reviewed-by: Russell King (Oracle) <rmk+kernel at armlinux.org.uk>

As Arnd explained to me what was going on, I'll include it here...
This patch requires patch 1 which touches other architectures, so
it is not an independent patch.

Patch 1 can be found at:
 https://lore.kernel.org/lkml/20211026100432.1730393-1-arnd@kernel.org/T/#t

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