From: Andi Kleen <ak@suse.de>
To: "Eric W. Biederman" <ebiederm@xmission.com>
Cc: linux-kernel@vger.kernel.org
Subject: Re: [PATCH] sysctl: Allow /proc/sys without sys_sysctl
Date: Wed, 12 Jul 2006 16:52:21 +0200 [thread overview]
Message-ID: <200607121652.21920.ak@suse.de> (raw)
In-Reply-To: <m1ac7edgne.fsf@ebiederm.dsl.xmission.com>
> So it will correctly handle that sysctl being compiled out, and
> the fallback to using /proc. The code seems to have been
> doing that since it was added to glibc in 2000.
Using /proc is extremly slow for this. You added significant
cost to each program startup.
I still think it's a good idea to simulate that sysctl and printk
the others.
-Andi
next prev parent reply other threads:[~2006-07-12 14:52 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 [this message]
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
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=200607121652.21920.ak@suse.de \
--to=ak@suse.de \
--cc=ebiederm@xmission.com \
--cc=linux-kernel@vger.kernel.org \
/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