Re: [PATCH] fixup! signal: factor copy_siginfo_to_external32 from copy_siginfo_to_user32

[Christoph Hellwig]

On Tue, Apr 28, 2020 at 09:56:26PM +0200, Arnd Bergmann wrote:
> I think I found a way to improve the x32 handling:
> 
> This is a simplification over Christoph's "[PATCH 2/7] signal: factor
> copy_siginfo_to_external32 from copy_siginfo_to_user32", reducing the
> x32 specifics in the common code to a single #ifdef/#endif check, in
> order to keep it more readable for everyone else.
> 
> Christoph, if you like it, please fold into your patch.

What do you think of this version?  This one always overrides
copy_siginfo_to_user32 for the x86 compat case to keep the churn down,
and improves the copy_siginfo_to_external32 documentation a bit.

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