linux-kernel - Re: [PATCH] security/keys: add CONFIG_KEYS

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Message-ID: <29042.1486724674@warthog.procyon.org.uk>
Date:   Fri, 10 Feb 2017 11:04:34 +0000
From:   David Howells <dhowells@...hat.com>
To:     Bilal Amarni <bilal.amarni@...il.com>
Cc:     dhowells@...hat.com, arnd@...db.de, james.l.morris@...cle.com,
        serge@...lyn.com, keyrings@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-security-module@...r.kernel.org
Subject: Re: [PATCH] security/keys: add CONFIG_KEYS_COMPAT to Kconfig

Bilal Amarni <bilal.amarni@...il.com> wrote:

> CONFIG_KEYS_COMPAT is defined in arch-specific Kconfigs and is missing for
> several 64-bit architectures : arm64, mips, parisc, tile.
> 
> At the moment and for those architectures, calling in 32-bit userspace the
> keyctl syscall would return an ENOSYS error.
> 
> This patch moves the CONFIG_KEYS_COMPAT option to security/keys/Kconfig, to
> make sure the compatibility wrapper is registered by default for any 64-bit
> architecture as long as it is configured with CONFIG_COMPAT.
> 
> Signed-off-by: Bilal Amarni <bilal.amarni@...il.com>

Applied.