From: Andrew Morton <akpm@osdl.org>
To: Greg KH <greg@kroah.com>
Cc: bos@pathscale.com, rdreier@cisco.com,
linux-kernel@vger.kernel.org, openib-general@openib.org
Subject: Re: RFC: ipath ioctls and their replacements
Date: Wed, 18 Jan 2006 19:49:11 -0800 [thread overview]
Message-ID: <20060118194911.4da86c22.akpm@osdl.org> (raw)
In-Reply-To: <20060119025741.GC15706@kroah.com>
Greg KH <greg@kroah.com> wrote:
>
Sorry for sticking my head in a beehive, but. Stand back and look at it:
> Shouldn't you just open the proper chip device and port device itself?
> Why not just use mmap? What's the special needs?
> sysfs file.
> Use poll.
> Use netlink for subnet stuff.
> Use debugfs.
> Use the pci sysfs config files, don't duplicate existing functionality.
> netlink or debugfs.
For a driver-bodging interface design, this is simply nutty.
And it makes the driver developer learn a pile of extra stuff and it
introduces lots of linkages everywhere and heaven knows what the driver's
userspace interface description ends up looking like.
ioctl() would have to be pretty darn bad to be worse than all this random
stuff.
Just saying...
next prev parent reply other threads:[~2006-01-19 3:49 UTC|newest]
Thread overview: 38+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-01-19 0:43 Bryan O'Sullivan
2006-01-19 0:48 ` David S. Miller
2006-01-19 1:14 ` Bryan O'Sullivan
2006-01-19 1:17 ` David S. Miller
2006-01-19 5:17 ` Bryan O'Sullivan
2006-01-19 5:43 ` Greg KH
2006-01-19 0:53 ` Greg KH
2006-01-19 1:17 ` Bryan O'Sullivan
2006-01-19 2:54 ` Greg KH
2006-01-19 2:57 ` Greg KH
2006-01-19 3:49 ` Andrew Morton [this message]
2006-01-19 4:03 ` Greg KH
2006-01-19 5:02 ` Bryan O'Sullivan
2006-01-19 5:39 ` Greg KH
2006-01-19 5:53 ` Bryan O'Sullivan
2006-01-19 22:57 ` Greg KH
2006-01-19 23:44 ` Bryan O'Sullivan
2006-01-20 0:02 ` [openib-general] " Sean Hefty
2006-01-19 8:25 ` Eric W. Biederman
2006-01-19 8:39 ` David S. Miller
2006-02-24 20:19 ` [PATCH 1/1] Topology c fix Zachary Amsden
2006-02-25 0:17 ` Andrew Vasquez
2006-01-19 16:29 ` RFC: ipath ioctls and their replacements Bryan O'Sullivan
2006-01-19 18:20 ` Eric W. Biederman
2006-01-19 18:50 ` [openib-general] " Sean Hefty
2006-01-19 18:55 ` Bryan O'Sullivan
2006-01-19 20:31 ` Eric W. Biederman
2006-01-19 21:53 ` Bryan O'Sullivan
2006-01-19 21:08 ` Sean Hefty
2006-01-19 21:52 ` Bryan O'Sullivan
2006-01-19 18:50 ` Bryan O'Sullivan
2006-01-19 20:29 ` Eric W. Biederman
2006-01-19 20:47 ` [openib-general] " Steve Wise
2006-01-19 22:13 ` Bryan O'Sullivan
2006-01-21 4:40 ` Roland Dreier
2006-01-25 22:32 ` Bryan O'Sullivan
2006-01-25 22:43 ` [openib-general] " Muli Ben-Yehuda
2006-01-25 22:55 ` Bryan O'Sullivan
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=20060118194911.4da86c22.akpm@osdl.org \
--to=akpm@osdl.org \
--cc=bos@pathscale.com \
--cc=greg@kroah.com \
--cc=linux-kernel@vger.kernel.org \
--cc=openib-general@openib.org \
--cc=rdreier@cisco.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
Powered by JetHome