From: "Richard B. Johnson" <root@chaos.analogic.com>
To: Alan Cox <alan@lxorguk.ukuu.org.uk>
Cc: Len Brown <len.brown@intel.com>, Willy Tarreau <willy@w.ods.org>,
Arkadiusz Miskiewicz <arekm@pld-linux.org>,
Marcelo Tosatti <marcelo.tosatti@cyclades.com>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
ACPI Developers <acpi-devel@lists.sourceforge.net>
Subject: Re: [ACPI] Re: Linux 2.4.26-rc1 (cmpxchg vs 80386 build)
Date: Tue, 30 Mar 2004 08:15:46 -0500 (EST) [thread overview]
Message-ID: <Pine.LNX.4.53.0403300814350.5311@chaos> (raw)
In-Reply-To: <1080651370.25228.1.camel@dhcp23.swansea.linux.org.uk>
On Tue, 30 Mar 2004, Alan Cox wrote:
> On Llu, 2004-03-29 at 23:07, Len Brown wrote:
> > Linux uses this locking mechanism to coordinate shared access
> > to hardware registers with embedded controllers,
> > which is true also on uniprocessors too.
>
> If the ACPI layer simply refuses to run on a CPU without cmpxchg
> then I can't see there being a problem, there don't appear to be
> any 386 processors with ACPI
>
Yep, but to get to use cmpxchg, you need to compile as a '486 or
higher. This breaks i386.
Cheers,
Dick Johnson
Penguin : Linux version 2.4.24 on an i686 machine (797.90 BogoMips).
Note 96.31% of all statistics are fiction.
next prev parent reply other threads:[~2004-03-30 13:14 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <A6974D8E5F98D511BB910002A50A6647615F6939@hdsmsx402.hd.intel.com>
2004-03-29 4:49 ` Len Brown
2004-03-29 0:09 ` [ACPI] " Andi Kleen
2004-03-29 5:22 ` Willy Tarreau
2004-03-29 7:01 ` Denis Vlasenko
2004-03-29 19:57 ` Willy Tarreau
2004-03-29 22:07 ` Len Brown
2004-03-30 12:56 ` [ACPI] " Alan Cox
2004-03-30 13:15 ` Richard B. Johnson [this message]
2004-03-30 14:22 ` Willy Tarreau
2004-03-30 14:48 ` Richard B. Johnson
2004-03-30 15:09 ` Willy Tarreau
2004-03-30 15:33 ` Richard B. Johnson
2004-03-30 16:14 ` Willy Tarreau
2004-03-30 16:42 ` Chris Friesen
2004-03-30 17:44 ` Len Brown
2004-03-30 18:30 ` Arkadiusz Miskiewicz
2004-03-30 20:05 ` Len Brown
2004-03-30 20:25 ` Arkadiusz Miskiewicz
2004-03-30 21:49 ` Len Brown
2004-03-30 20:08 ` Bill Davidsen
2004-03-31 11:13 ` Maciej W. Rozycki
2004-03-31 13:04 ` Bill Davidsen
2004-03-31 15:02 ` Jamie Lokier
2004-04-01 12:29 ` Maciej W. Rozycki
2004-04-01 13:17 ` Richard B. Johnson
2004-05-08 10:18 ` Denis Vlasenko
2004-04-01 20:46 ` Len Brown
2004-04-02 10:54 ` Maciej W. Rozycki
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=Pine.LNX.4.53.0403300814350.5311@chaos \
--to=root@chaos.analogic.com \
--cc=acpi-devel@lists.sourceforge.net \
--cc=alan@lxorguk.ukuu.org.uk \
--cc=arekm@pld-linux.org \
--cc=len.brown@intel.com \
--cc=linux-kernel@vger.kernel.org \
--cc=marcelo.tosatti@cyclades.com \
--cc=willy@w.ods.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
all inboxes | Powered by JetHome®