From: Kristen Carlson Accardi <kristen.c.accardi@intel.com>
To: "Jeffrey W. Baker" <jwbaker@gmail.com>
Cc: linux-ide@vger.kernel.org
Subject: Re: [patch 1/2] allow user to power off unused ports via sysfs
Date: Mon, 29 Sep 2008 16:49:13 -0700 [thread overview]
Message-ID: <20080929164913.6489445c@appleyard> (raw)
In-Reply-To: <1222639114.12062.10.camel@hannibal>
On Sun, 28 Sep 2008 14:58:34 -0700
"Jeffrey W. Baker" <jwbaker@gmail.com> wrote:
>
> The problem is I didn't save any power this way :( ThinkPad X61t was
> using minimum 7.6W on a one-minute average before power_off, and same
> power after power_off. I'd been led to believe that disabling these
> ports would have a substantial power saving effect.
>
> -jwb
>
Hi Jeffrey - the reason you are not seeing any power savings is
that this patch isn't actually powering off the ports. I swear this
used to work... but I confirmed today it is not doing what it is
supposed to do. I'll send out a reworked patch as soon as I figure
out what the problem is.
Kristen
next prev parent reply other threads:[~2008-09-29 23:49 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-09-28 21:58 [patch 1/2] allow user to power off unused ports via sysfs Jeffrey W. Baker
2008-09-29 23:49 ` Kristen Carlson Accardi [this message]
2008-10-15 16:43 ` Kristen Carlson Accardi
[not found] <20080702225743.518230210@intel.com>
2008-07-02 23:14 ` kristen.c.accardi
2008-07-04 12:58 ` Jeff Garzik
2008-07-11 13:50 ` Jeff Garzik
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=20080929164913.6489445c@appleyard \
--to=kristen.c.accardi@intel.com \
--cc=jwbaker@gmail.com \
--cc=linux-ide@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).