From: "H. Peter Anvin" <hpa@zytor.com>
To: Theodore Tso <tytso@mit.edu>,
Arjan van de Ven <arjan@infradead.org>,
Stephen Hemminger <shemminger@osdl.org>,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] sysctl: Allow /proc/sys without sys_sysctl
Date: Fri, 14 Jul 2006 13:09:45 -0700 [thread overview]
Message-ID: <44B7FA09.5070803@zytor.com> (raw)
In-Reply-To: <20060713005218.GK9040@thunk.org>
Theodore Tso wrote:
> On Wed, Jul 12, 2006 at 09:58:29PM +0200, Arjan van de Ven wrote:
>> On Wed, 2006-07-12 at 11:24 -0700, Stephen Hemminger wrote:
>>> What is the motivation behind killing the sys_sysctl call anyway?
>>> Sure its more ugly esthetically but it works.
>> it "works" but the thing is that the number space is NOT stable, and as
>> such it's a really bad ABI
>
> To be fair, the older, "base" numbers are actually stable, such as
> what glibc is depending on, have in practice been quite stable. It's
> only the newer fields that tend to be unstable.
>
> But that means we can afford to do an orderly migration away from it;
> it's not something that has to be urgently done within a few weeks or
> even a few months.
>
Another alternative would be to publish a limited set of sysctl numbers
that will be maintained forever.
-hpa
prev parent reply other threads:[~2006-07-14 20:10 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-07-10 22:38 [PATCH] sysctl: Allow /proc/sys without sys_sysctl Eric W. Biederman
2006-07-10 22:48 ` Randy.Dunlap
2006-07-11 4:00 ` Eric W. Biederman
2006-07-11 4:19 ` Andrew Morton
2006-07-11 6:57 ` Eric W. Biederman
2006-07-11 7:04 ` Andrew Morton
2006-07-11 7:52 ` Eric W. Biederman
2006-07-11 8:05 ` Andrew Morton
2006-07-11 7:23 ` [PATCH] sysctl: Scream if someone uses sys_sysctl Eric W. Biederman
2006-07-11 22:26 ` [PATCH] sysctl: Allow /proc/sys without sys_sysctl Andi Kleen
2006-07-12 3:13 ` Eric W. Biederman
2006-07-12 13:32 ` Andi Kleen
2006-07-12 14:47 ` Eric W. Biederman
2006-07-12 14:52 ` Andi Kleen
2006-07-12 15:32 ` Eric W. Biederman
2006-07-12 16:08 ` Andi Kleen
2006-07-12 16:36 ` Eric W. Biederman
2006-07-12 18:24 ` Stephen Hemminger
2006-07-12 19:58 ` Arjan van de Ven
2006-07-13 0:52 ` Theodore Tso
2006-07-14 20:09 ` H. Peter Anvin [this message]
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=44B7FA09.5070803@zytor.com \
--to=hpa@zytor.com \
--cc=arjan@infradead.org \
--cc=linux-kernel@vger.kernel.org \
--cc=shemminger@osdl.org \
--cc=tytso@mit.edu \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox