From: Christoph Hellwig <hch@infradead.org>
To: "Eric W. Biederman" <ebiederm@xmission.com>
Cc: Andrew Morton <akpm@linux-foundation.org>, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] sysctl: Deprecate sys_sysctl in a user space visible fashion.
Date: Wed, 29 Aug 2007 00:04:59 +0100 [thread overview]
Message-ID: <20070828230459.GA15937@infradead.org> (raw)
In-Reply-To: <m1veazb7w0.fsf@ebiederm.dsl.xmission.com>
On Tue, Aug 28, 2007 at 04:40:15PM -0600, Eric W. Biederman wrote:
> +When: September 2010
> +Option: CONFIG_SYSCTL_SYSCALL
> +Why: The same information is available in a more convenient from
> + /proc/sys, and none of the sysctl variables appear to be
> + important performance wise.
> +
> + Binary sysctls are a long standing source of subtle kernel
> + bugs and security issues.
> +
> + When I looked several months ago all I could find after
> + searching several distributions were 5 user space programs and
> + glibc (which falls back to /proc/sys) using this syscall.
Umm, no way we're ever going to remove a syscall like this. Please
stop this deprecration crap. Just make sure no ones adds more binary
sysctls.
next prev parent reply other threads:[~2007-08-28 23:05 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-08-28 22:40 [PATCH] sysctl: Deprecate sys_sysctl in a user space visible fashion Eric W. Biederman
2007-08-28 23:04 ` Christoph Hellwig [this message]
2007-08-28 23:53 ` Eric W. Biederman
2007-08-29 1:31 ` H. Peter Anvin
2007-08-29 1:56 ` Eric W. Biederman
2007-08-29 10:46 ` Alan Cox
2007-08-29 17:16 ` Eric W. Biederman
2007-08-29 17:28 ` H. Peter Anvin
2007-08-29 19:00 ` Eric W. Biederman
2007-08-30 12:13 ` Theodore Tso
2007-08-30 13:20 ` David Newall
2007-08-30 17:40 ` Eric W. Biederman
2007-08-29 22:51 ` Andrew Morton
2007-08-30 19:32 ` Rob Landley
2007-08-30 18:34 ` Christoph Hellwig
2007-08-30 18:57 ` Eric W. Biederman
2007-08-30 23:22 ` Rob Landley
2007-09-01 22:16 ` Andi Kleen
2007-09-02 8:44 ` Rob Landley
2007-09-02 8:54 ` H. Peter Anvin
2007-09-02 11:05 ` Rob Landley
2007-09-02 19:56 ` Eric W. Biederman
2007-09-02 20:00 ` Al Viro
2007-09-02 21:51 ` Eric W. Biederman
2007-09-03 8:37 ` Andi Kleen
2007-09-03 9:16 ` Al Viro
2007-08-29 4:49 ` Andrew Morton
2007-08-30 18:56 ` Jan Engelhardt
2007-08-29 4:49 ` Andrew Morton
2007-08-29 5:24 ` Eric W. Biederman
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