From: Pavel Machek <pavel@ucw.cz>
To: mark gross <mgross@linux.intel.com>
Cc: 640E9920 <640e9920@gmail.com>,
linux-pm@lists.linux-foundation.org,
linux-kernel@vger.kernel.org
Subject: Re: [linux-pm] [RFC] PM_QOS api update to use handles 1/5
Date: Wed, 6 Jan 2010 20:18:31 +0100 [thread overview]
Message-ID: <20100106191831.GA3045@elf.ucw.cz> (raw)
In-Reply-To: <20100106191132.GD21316@linux.intel.com>
Hi!
> > Umm.. passing binary numbers like that... is not exactly good
> > interface. Think endianness issues when writing to it from high-level
> > language.
>
> yeah. At the moment I can't recall why I went binary for the ABI,
> we can revisit this, but its been in the wild for a few years now :(
>
> I guess I can do some tricks to see if its a hex string representation
> of a number and parse that as well as supporting the s32. i.e. accept
> strings "0x0000000" ... "0xFFFFFFFF" and return -EINVAL for anything
> else.
Maybe you could use length for detection? If they are writing 4 bytes,
it is s32, 10 bytes means ascii?
Pavel
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
next prev parent reply other threads:[~2010-01-06 19:18 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-11-30 1:09 [RFC] PM_QOS api update to use handles 1/5 640E9920
2010-01-04 8:31 ` [linux-pm] " Pavel Machek
2010-01-06 19:11 ` mark gross
2010-01-06 19:18 ` Pavel Machek [this message]
2010-01-07 20:55 ` mark gross
2010-01-07 20:58 ` Pavel Machek
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=20100106191831.GA3045@elf.ucw.cz \
--to=pavel@ucw.cz \
--cc=640e9920@gmail.com \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-pm@lists.linux-foundation.org \
--cc=mgross@linux.intel.com \
/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