linux-kernel - Re: [PATCH] ARM64: fix building without CONFIG

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Message-ID: <20151130083858.GB4045@osiris>
Date:	Mon, 30 Nov 2015 09:38:58 +0100
From:	Heiko Carstens <heiko.carstens@...ibm.com>
To:	Arnd Bergmann <arnd@...db.de>
Cc:	will.deacon@....com, Catalin Marinas <catalin.marinas@....com>,
	linux-arm-kernel@...ts.infradead.org, linux-arch@...r.kernel.org,
	akpm@...ux-foundation.org, linux-kernel@...r.kernel.org,
	Michal Simek <monstr@...str.eu>
Subject: Re: [PATCH] ARM64: fix building without CONFIG_UID16

On Fri, Nov 20, 2015 at 12:12:21PM +0100, Arnd Bergmann wrote:
> As reported by Michal Simek, building an ARM64 kernel with CONFIG_UID16
> disabled currently fails because the system call table still needs to
> reference the individual function entry points that are provided by
> kernel/sys_ni.c in this case, and the declarations are hidden inside
> of #ifdef CONFIG_UID16:

Will we ever get rid of UID16? kernel/uid.c contains this nice comment:

/*
 *	Wrapper functions for 16bit uid back compatibility. All nicely tied
 *	together in the faint hope we can take the out in five years time.
 */

Which seems to exist since at least February 2000. ;)

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