From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
To: "Grover, Andrew" <andrew.grover@intel.com>
Cc: Mark Gross <mgross@linux.co.intel.com>,
arjanv@redhat.com, Tim Bird <tim.bird@am.sony.com>,
root@chaos.analogic.com,
Linux Kernel list <linux-kernel@vger.kernel.org>
Subject: RE: Why no interrupt priorities?
Date: Fri, 27 Feb 2004 16:32:48 +1100 [thread overview]
Message-ID: <1077859968.22213.163.camel@gaston> (raw)
In-Reply-To: <F760B14C9561B941B89469F59BA3A84702C932F2@orsmsx401.jf.intel.com>
> Is the assumption that hardirq handlers are superfast also the reason
> why Linux calls all handlers on a shared interrupt, even if the first
> handler reports it was for its device?
With level irqs only, it would be possible to return at this
point. But with edge irqs, we could miss it completely if another
device had an irq at the same time
Ben.
next prev parent reply other threads:[~2004-02-27 5:41 UTC|newest]
Thread overview: 44+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-02-27 1:36 Why no interrupt priorities? Grover, Andrew
2004-02-27 3:02 ` Randy.Dunlap
2004-02-29 8:32 ` Michael Frank
2004-02-29 8:36 ` Arjan van de Ven
2004-02-29 9:52 ` Michael Frank
2004-02-27 5:32 ` Benjamin Herrenschmidt [this message]
2004-02-27 6:26 ` Michael Frank
2004-02-27 6:46 ` Benjamin Herrenschmidt
2004-02-27 9:05 ` Russell King
2004-02-27 13:31 ` Michael Frank
2004-02-27 13:45 ` Richard B. Johnson
2004-02-27 13:50 ` Russell King
2004-02-27 14:51 ` Michael Frank
2004-02-27 7:25 ` Arjan van de Ven
2004-02-27 10:15 ` Helge Hafting
2004-02-27 18:32 ` Mike Fedyk
-- strict thread matches above, loose matches on Subject: below --
2004-02-27 17:44 Grover, Andrew
2004-02-27 18:15 ` Chris Friesen
2004-02-27 18:42 ` Richard B. Johnson
2004-02-27 19:42 ` Michael Frank
2004-02-27 19:11 ` Michael Frank
2004-02-27 18:55 ` Matt Mackall
2004-02-27 19:09 ` Tim Hockin
2004-02-27 20:29 ` Matt Mackall
2004-02-27 19:19 ` Michael Frank
2004-02-27 20:53 ` Jesse Pollard
2004-02-29 9:43 ` Michael Frank
2004-03-01 16:57 ` Jesse Pollard
2004-03-01 17:35 ` Michael Frank
2004-03-02 15:25 ` Jesse Pollard
2004-02-27 11:37 Etienne Lorrain
2004-02-27 13:24 ` Michael Frank
[not found] <mailman.1077822002.21081.linux-kernel2news@redhat.com>
2004-02-27 8:00 ` Pete Zaitcev
2004-02-26 23:47 Albert Cahalan
2004-02-26 19:05 Tim Bird
2004-02-26 19:39 ` Richard B. Johnson
2004-02-26 21:02 ` Tim Bird
2004-02-26 21:30 ` Arjan van de Ven
2004-02-26 22:21 ` Mark Gross
2004-02-27 7:14 ` Arjan van de Ven
2004-02-27 11:27 ` Ingo Oeser
2004-02-27 11:52 ` Arjan van de Ven
2004-02-27 13:23 ` Richard B. Johnson
2004-02-27 12:04 ` Christoph Hellwig
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