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From: Folkert van Heusden <>
To: Lee Revell <>
Cc: Jan Marek <>,
	"linux-os (Dick Johnson)" <>,
	lkml <>
Subject: Re: Is it possible to change IRQ for certain device?
Date: Tue, 15 Jan 2008 22:33:30 +0100	[thread overview]
Message-ID: <> (raw)
In-Reply-To: <>

> Why is a shared IRQ a problem for you?  IRQ handlers are supposed to
> be fast enough that disabling an IRQ line for the duration of the
> handler execution should not be a problem even if the IRQ is shared.

Take the 'zaptel' driver for example, for FXO cards for Asterisk for
example. They hate to share their irq. In fact: they refuse to work when
their irq is shared.

Folkert van Heusden

MultiTail na wan makriki wrokosani fu tan luku den logfile nanga san
den commando spiti puru. Piki puru spesrutu sani, wroko nanga difrenti
kroru, tya kon makandra, nanga wan lo moro.
Phone: +31-6-41278122, PGP-key: 1F28D8AE,

  parent reply	other threads:[~2008-01-15 21:33 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-01-10 11:05 Is it possible to change IRQ for certain device? Jan Marek
2008-01-10 11:23 ` Andi Kleen
2008-01-10 14:01 ` linux-os (Dick Johnson)
2008-01-10 23:43   ` Len Brown
2008-01-11 16:57   ` Jan Marek
2008-01-14  3:57     ` Lee Revell
2008-01-14  5:30       ` Bryan Donlan
2008-01-14  6:04         ` Lee Revell
2008-01-15 21:33       ` Folkert van Heusden [this message]
     [not found] <fa.LwvfKOhzep/>
2008-01-11  5:18 ` Robert Hancock

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