From: jbarnes@sgi.com (Jesse Barnes)
To: Linus Torvalds <torvalds@osdl.org>
Cc: Greg KH <greg@kroah.com>,
linux-pci@atrey.karlin.mff.cuni.cz, linux-kernel@vger.kernel.org,
linux-ia64@vger.kernel.org, jeremy@sgi.com
Subject: Re: [PATCH] readX_relaxed interface
Date: Fri, 16 Jan 2004 09:21:00 -0800 [thread overview]
Message-ID: <20040116172100.GA13553@sgi.com> (raw)
In-Reply-To: <Pine.LNX.4.58.0401152057380.2631@evo.osdl.org>
On Thu, Jan 15, 2004 at 09:00:10PM -0800, Linus Torvalds wrote:
> If you care about machine check errors, use a special interface for that.
> A _really_ special one. Especially as on many systems you'll likely have
> to read status registers etc (and clear them before doing the IO) to see
> the errors.
>
> So that way you can get errors working, AND it won't actually make normal
> code any uglier.
How about one that allows you to register an error handling function for
a given address range and/or device? That would cover both read() and
write() cases, and would be optional so drivers wouldn't be forced to
become more complicated.
Jesse
next prev parent reply other threads:[~2004-01-16 17:21 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-01-15 20:49 [PATCH] readX_relaxed interface Jesse Barnes
2004-01-15 22:16 ` Grant Grundler
2004-01-15 22:56 ` Jesse Barnes
2004-01-16 3:19 ` Jeremy Higdon
2004-01-16 0:32 ` Greg KH
2004-01-16 2:21 ` Jesse Barnes
2004-01-16 5:00 ` Linus Torvalds
2004-01-16 17:21 ` Jesse Barnes [this message]
2004-01-16 5:00 ` Grant Grundler
2004-01-19 9:31 ` Hironobu Ishii
2004-01-19 18:18 ` Grant Grundler
2004-01-16 5:50 ` Grant Grundler
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