[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-ID: <1335948107.2656.33.camel@jtkirshe-mobl>
Date: Wed, 02 May 2012 01:41:47 -0700
From: Jeff Kirsher <jeffrey.t.kirsher@...el.com>
To: David Miller <davem@...emloft.net>
Cc: donald.c.skidmore@...el.com, netdev@...r.kernel.org,
gospo@...hat.com, sassmann@...hat.com, bhutchings@...arflare.com
Subject: Re: [net-next v2 6/8] ixgbe: add syfs interface for to export read
only driver information
On Tue, 2012-05-01 at 10:02 -0400, David Miller wrote:
> From: Jeff Kirsher <jeffrey.t.kirsher@...el.com>
> Date: Tue, 1 May 2012 01:51:07 -0700
>
> > From: Don Skidmore <donald.c.skidmore@...el.com>
> >
> > This patch exports non-thermal (which was done via hwmon in an earlier
> > patch) data to sysfs which isn't readily available elsewhere. All of the
> > fields are read only as this interface is to only export driver data.
> >
> > Signed-off-by: Don Skidmore <donald.c.skidmore@...el.com>
> > Tested-by: Stephen Ko <stephen.s.ko@...el.com>
> > Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@...el.com>
>
> I don't like it.
>
> Some of this stuff is generic and belongs somewhere like ethtool, for
> example the descriptor sizes and queue sizes.
>
> The others are reading registers, and we have an ethtool API for that
> already.
>
> But putting anything like this in sysfs is pointless, because the
> stuff that other cards have too will then go into differently named
> sysfs files which, as is oft repeated here, is a terrible user
> experience.
>
> If you want to do this right, add a new ethtool interface that allows
> the publication of card specific unchanging values, in a style like
> what we already do for statistics. Have one query that gets the
> string list, and then another which fetches the actual values.
>
> I hate sysfs, don't send me any more patches that add sysfs files for
> networking devices. :-)
Ok.
So the other two patches (patch 4 & 5 in the series) should be fine
since they integrate hwmon interface like how Ben Hutchings has done
with other drivers and do not add any sysfs, correct?
Download attachment "signature.asc" of type "application/pgp-signature" (837 bytes)
Powered by blists - more mailing lists