From: Hal Rosenstock <halr@voltaire.com>
To: Roland Dreier <rdreier@cisco.com>
Cc: Greg KH <gregkh@suse.de>, Andrew Morton <akpm@osdl.org>,
linux-kernel@vger.kernel.org, openib-general@openib.org,
davem@davemloft.net
Subject: Re: [openib-general] Re: [PATCH 8 of 20] ipath - sysfs support for core driver
Date: 10 Mar 2006 10:08:10 -0500 [thread overview]
Message-ID: <1142003287.4331.28584.camel@hal.voltaire.com> (raw)
In-Reply-To: <adairqmbb24.fsf@cisco.com>
On Fri, 2006-03-10 at 09:59, Roland Dreier wrote:
> Greg> The main issue is that if you create a sysfs file like this,
> Greg> and then in 3 months realize that you need to change one of
> Greg> those characters to be something else, you are in big
> Greg> trouble...
>
> I think that PortInfo and NodeInfo might be fair game for sysfs files,
> because they are actually defined in the IB spec with a binary format
> that is sent on the wire. So they're not going to change.
Not true; There have been and likely will be more upward compatible
changes (especially to PortInfo).
-- Hal
>
> On the other hand it's not clear to me why using that wire protocol as
> an interface to userspace is a good idea...
>
> - R.
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next prev parent reply other threads:[~2006-03-10 15:14 UTC|newest]
Thread overview: 43+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-03-10 0:35 [PATCH 0 of 20] [RFC] ipath driver - another round for review Bryan O'Sullivan
2006-03-10 0:35 ` [PATCH 1 of 20] ipath - core driver header files Bryan O'Sullivan
2006-03-10 0:35 ` [PATCH 2 of 20] ipath - core device driver Bryan O'Sullivan
2006-03-10 0:35 ` [PATCH 3 of 20] ipath - copy and send routines for sending an skb Bryan O'Sullivan
2006-03-10 0:35 ` [PATCH 4 of 20] ipath - support for HyperTransport devices Bryan O'Sullivan
2006-03-10 0:35 ` [PATCH 5 of 20] ipath - support for PCI Express devices Bryan O'Sullivan
2006-03-10 0:35 ` [PATCH 6 of 20] ipath - chip initialisation code Bryan O'Sullivan
2006-03-10 0:35 ` [PATCH 7 of 20] ipath - misc driver support code Bryan O'Sullivan
2006-03-10 0:35 ` [PATCH 8 of 20] ipath - sysfs support for core driver Bryan O'Sullivan
2006-03-10 1:11 ` Greg KH
2006-03-10 5:09 ` Bryan O'Sullivan
2006-03-05 3:08 ` Pavel Machek
2006-03-10 6:37 ` Greg KH
2006-03-10 14:59 ` Roland Dreier
2006-03-10 15:08 ` Hal Rosenstock [this message]
2006-03-10 16:54 ` [openib-general] " Greg KH
2006-03-10 17:05 ` Bryan O'Sullivan
2006-03-10 0:35 ` [PATCH 9 of 20] ipath - char devices for diagnostics and lightweight subnet management Bryan O'Sullivan
2006-03-10 0:45 ` Roland Dreier
2006-03-10 0:47 ` Bryan O'Sullivan
2006-03-10 0:52 ` Roland Dreier
2006-03-10 0:35 ` [PATCH 10 of 20] ipath - support for userspace apps using core driver Bryan O'Sullivan
2006-03-10 0:35 ` [PATCH 11 of 20] ipath - layering interfaces used by higher-level driver code Bryan O'Sullivan
2006-03-10 0:35 ` [PATCH 12 of 20] ipath - infiniband header files Bryan O'Sullivan
2006-03-10 0:35 ` [PATCH 13 of 20] ipath - infiniband UC and UD protocol support Bryan O'Sullivan
2006-03-10 0:35 ` [PATCH 14 of 20] ipath - infiniband RC " Bryan O'Sullivan
2006-03-10 0:35 ` [PATCH 15 of 20] ipath - misc infiniband code, part 1 Bryan O'Sullivan
2006-03-10 0:35 ` [PATCH 16 of 20] ipath - misc infiniband code, part 2 Bryan O'Sullivan
2006-03-10 0:35 ` [PATCH 17 of 20] ipath - infiniband verbs support Bryan O'Sullivan
2006-03-10 0:35 ` [PATCH 18 of 20] ipath - kbuild infrastructure Bryan O'Sullivan
2006-03-13 18:10 ` Adrian Bunk
2006-03-13 18:38 ` Robert Walsh
2006-03-13 19:24 ` Bryan O'Sullivan
2006-03-13 19:36 ` Sam Ravnborg
2006-03-13 19:39 ` Bryan O'Sullivan
2006-03-10 0:35 ` [PATCH 19 of 20] ipath - integrate driver into infiniband " Bryan O'Sullivan
2006-03-10 0:35 ` [PATCH 20 of 20] ipath - ethernet emulation driver Bryan O'Sullivan
2006-03-10 15:35 ` [openib-general] [PATCH 0 of 20] [RFC] ipath driver - another round for review Michael S. Tsirkin
2006-03-10 16:02 ` Bryan O'Sullivan
2006-03-10 17:48 ` Grant Grundler
2006-03-10 17:54 ` Bryan O'Sullivan
2006-03-10 22:30 ` Grant Grundler
2006-03-11 4:20 ` Bryan O'Sullivan
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