From: "H. Peter Anvin" <hpa@zytor.com>
To: linux-kernel@vger.kernel.org
Subject: Re: Unbloating the kernel, was: :mem=16MB laptop testing
Date: 15 Oct 2003 09:52:01 -0700 [thread overview]
Message-ID: <bmjtvh$1k5$1@cesium.transmeta.com> (raw)
In-Reply-To: 20031015130614.GI765@holomorphy.com
Followup to: <20031015130614.GI765@holomorphy.com>
By author: William Lee Irwin III <wli@holomorphy.com>
In newsgroup: linux.dev.kernel
>
> Well, unless it's an interrupts-safe critical section that's hurting,
> you could take profiles, provided you have enough RAM for the profile
> buffer (which appears to be large). You could easily do a quick hack
> to steal the profile buffer from e820 regions not otherwise used for
> RAM (i.e. unused because you did mem=) to handle that for a slow cpu
> with more RAM than 8MB.
>
Or just reduce mem= by enough less that you gain the profile buffer
back.
-hpa
--
<hpa@transmeta.com> at work, <hpa@zytor.com> in private!
If you send me mail in HTML format I will assume it's spam.
"Unix gives you enough rope to shoot yourself in the foot."
Architectures needed: ia64 m68k mips64 ppc ppc64 s390 s390x sh v850 x86-64
next prev parent reply other threads:[~2003-10-15 16:52 UTC|newest]
Thread overview: 40+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-10-14 11:44 Unbloating the kernel, was: :mem=16MB laptop testing Marco Fioretti
2003-10-14 12:02 ` William Lee Irwin III
2003-10-14 13:24 ` Rik van Riel
2003-10-14 14:30 ` jlnance
2003-10-14 14:54 ` Richard B. Johnson
2003-10-14 16:27 ` Maciej Zenczykowski
2003-10-14 17:33 ` John Bradford
2003-10-14 17:51 ` Richard B. Johnson
2003-10-15 12:43 ` Jan-Benedict Glaw
2003-10-15 13:06 ` William Lee Irwin III
2003-10-15 16:52 ` H. Peter Anvin [this message]
2003-10-15 13:08 ` Nick Piggin
2003-10-17 11:50 ` Jan-Benedict Glaw
2003-10-17 23:21 ` Nick Piggin
2003-10-14 18:35 ` tabris
2003-10-14 21:11 ` Roger Larsson
2003-10-15 11:45 ` Jan-Benedict Glaw
2003-10-15 13:06 ` William Lee Irwin III
2003-10-15 13:22 ` Jan-Benedict Glaw
2003-10-24 15:47 ` bill davidsen
2003-10-15 6:06 ` Sandy Harris
2003-10-24 15:59 ` bill davidsen
2003-10-24 16:55 ` M. Fioretti
2003-10-24 17:14 ` bill davidsen
2003-10-25 17:42 ` Geert Uytterhoeven
2003-10-28 9:12 ` Rob Landley
2003-10-14 21:43 ` Unbloating the kernel, action list M. Fioretti
2003-10-14 22:30 ` Martin J. Bligh
2003-10-14 22:56 ` cliff white
2003-10-15 12:48 ` Jan-Benedict Glaw
2003-10-15 13:10 ` William Lee Irwin III
2003-10-15 15:05 ` Jan-Benedict Glaw
2003-10-19 11:21 ` Adrian Bunk
2003-10-21 8:04 ` Jan-Benedict Glaw
2003-10-15 18:16 ` Gabriel Paubert
2003-10-16 5:19 ` Jan-Benedict Glaw
2003-10-16 8:16 ` Gabriel Paubert
2003-10-16 16:16 ` Jan-Benedict Glaw
2003-10-17 20:26 ` M. Fioretti
2003-10-17 20:10 ` M. Fioretti
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='bmjtvh$1k5$1@cesium.transmeta.com' \
--to=hpa@zytor.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;
as well as URLs for NNTP newsgroup(s).