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Date:   Thu, 22 Jul 2021 18:22:28 +0200
From:   Christoph Hellwig <>
To:     Arnd Bergmann <>
Cc:, Arnd Bergmann <>,
        Al Viro <>,
        Andrew Lunn <>, Christoph Hellwig <>,
        David Ahern <>,
        "David S. Miller" <>,
        Eric Dumazet <>,
        Hideaki YOSHIFUJI <>,
        Jakub Kicinski <>,
        Kees Cook <>,
        Marco Elver <>,,
Subject: Re: [PATCH net-next v6 1/6] compat: make linux/compat.h available

On Thu, Jul 22, 2021 at 04:28:58PM +0200, Arnd Bergmann wrote:
> From: Arnd Bergmann <>
> Parts of linux/compat.h are under an #ifdef, but we end up
> using more of those over time, moving things around bit by
> bit.
> To get it over with once and for all, make all of this file
> uncondititonal now so it can be accessed everywhere. There
> are only a few types left that are in asm/compat.h but not
> yet in the asm-generic version, so add those in the process.
> This requires providing a few more types in asm-generic/compat.h
> that were not already there. The only tricky one is
> compat_sigset_t, which needs a little help on 32-bit architectures
> and for x86.
> Signed-off-by: Arnd Bergmann <>

Looks good,

Reviewed-by: Christoph Hellwig <>

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