From: David Mosberger <davidm@napali.hpl.hp.com>
To: linux-ia64@vger.kernel.org
Subject: RE: [Patch] speed up interrupt handling
Date: Sat, 28 Feb 2004 18:24:19 +0000 [thread overview]
Message-ID: <16448.56531.599687.659285@napali.hpl.hp.com> (raw)
In-Reply-To: <16446.43280.853544.583305@wombat.disy.cse.unsw.edu.au>
>>>>> On Sat, 28 Feb 2004 21:21:00 +1100, Peter Chubb <peter@chubb.wattle.id.au> said:
Peter> The in-kernel handling for edge-triggered interrupts already
Peter> has this problem, as far as I can tell. However, for the
Peter> more modern IA64 platforms as far as I know there *are* no
Peter> edge-triggered interrupts, so it shouldn't be a problem.
On a zx2000, I see:
$ cat /proc/interrupts |fgrep -i edge
49: 14555 IO-SAPIC-edge serial
I doubt you care about user-level serial-line drivers, though. ;-)
--david
prev parent reply other threads:[~2004-02-28 18:24 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-02-27 2:18 [Patch] speed up interrupt handling Peter Chubb
2004-02-27 2:47 ` Grant Grundler
2004-02-27 7:11 ` Feldman, Scott
2004-02-27 7:44 ` Peter Chubb
2004-02-27 8:06 ` David Mosberger
2004-02-27 21:27 ` Peter Chubb
2004-02-27 22:22 ` David Mosberger
2004-02-28 4:22 ` Peter Chubb
2004-02-28 5:47 ` David Mosberger
2004-02-28 9:05 ` Mallick, Asit K
2004-02-28 10:21 ` Peter Chubb
2004-02-28 18:24 ` David Mosberger [this message]
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