linux-kernel - Re: [PATCHv7 0/3] syscalls,x86: Add execveat() system call

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Message-Id: <20141112135009.5a887d200be262d94ba50495@linux-foundation.org>
Date:	Wed, 12 Nov 2014 13:50:09 -0800
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	David Drysdale <drysdale@...gle.com>
Cc:	"Eric W. Biederman" <ebiederm@...ssion.com>,
	Andy Lutomirski <luto@...capital.net>,
	Alexander Viro <viro@...iv.linux.org.uk>,
	Meredydd Luff <meredydd@...atehouse.org>,
	linux-kernel@...r.kernel.org, Thomas Gleixner <tglx@...utronix.de>,
	Ingo Molnar <mingo@...hat.com>,
	"H. Peter Anvin" <hpa@...or.com>,
	Kees Cook <keescook@...omium.org>,
	Arnd Bergmann <arnd@...db.de>, Rich Felker <dalias@...ifal.cx>,
	Christoph Hellwig <hch@...radead.org>, x86@...nel.org,
	linux-arch@...r.kernel.org, linux-api@...r.kernel.org
Subject: Re: [PATCHv7 0/3] syscalls,x86: Add execveat() system call

On Fri,  7 Nov 2014 17:01:01 +0000 David Drysdale <drysdale@...gle.com> wrote:

> This patch set adds execveat(2) for x86, and is derived from Meredydd
> Luff's patch from Sept 2012 (https://lkml.org/lkml/2012/9/11/528).
> 
> The primary aim of adding an execveat syscall is to allow an
> implementation of fexecve(3) that does not rely on the /proc
> filesystem, at least for executables (rather than scripts).  The
> current glibc version of fexecve(3) is implemented via /proc, which
> causes problems in sandboxed or otherwise restricted environments.

Have the relevant glibc people seen/reviewed/liked this?  
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