From: Matthew Garrett <mjg@redhat.com>
To: Harald Welte <HaraldWelte@viatech.com>
Cc: "Michael S. Zick" <lkml@morethan.org>,
Linus Torvalds <torvalds@linux-foundation.org>,
Duane Griffin <duaneg@dghda.com>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
Dave Jones <davej@redhat.com>
Subject: Re: [PATCH 2/2] CPUFREQ: Mark e_powersaver driver as EXPERIMENTAL and DANGEROUS
Date: Mon, 8 Jun 2009 13:08:46 +0100 [thread overview]
Message-ID: <20090608120846.GA13328@srcf.ucam.org> (raw)
In-Reply-To: <20090608102936.GQ4106@prithivi.gnumonks.org>
On Mon, Jun 08, 2009 at 06:29:36PM +0800, Harald Welte wrote:
> The e_powersaver driver for VIA's C7 CPU's needs to be marked as
> DANGEROUS as it configures the CPU to power states that are out
> of specification.
>
> According to Centaur, all systems with C7 and Nano CPU's support
> the ACPI p-state method. Thus, the acpi-cpufreq driver should
> be used instead.
Do we know if vendors are actually shipping with the appropriate BIOS
tables? The number of people using e_powersaver seems to be suspiciously
large, though perhaps that's just because the help text implied it was
the right choice for C7.
--
Matthew Garrett | mjg59@srcf.ucam.org
next prev parent reply other threads:[~2009-06-08 12:09 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-06-08 10:29 [PATCH 2/2] CPUFREQ: Mark e_powersaver driver as EXPERIMENTAL and DANGEROUS Harald Welte
2009-06-08 12:08 ` Matthew Garrett [this message]
2009-06-08 13:00 ` Michael S. Zick
2009-06-08 18:13 ` Harald Welte
2009-06-08 18:38 ` Michael S. Zick
2009-06-08 13:06 ` Michael S. Zick
2009-06-08 13:15 ` Michael S. Zick
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=20090608120846.GA13328@srcf.ucam.org \
--to=mjg@redhat.com \
--cc=HaraldWelte@viatech.com \
--cc=davej@redhat.com \
--cc=duaneg@dghda.com \
--cc=linux-kernel@vger.kernel.org \
--cc=lkml@morethan.org \
--cc=torvalds@linux-foundation.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 an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.