From: Russell King <rmk+lkml@arm.linux.org.uk>
To: Alan Cox <alan@lxorguk.ukuu.org.uk>
Cc: Rogier Wolff <R.E.Wolff@BitWizard.nl>,
Linus Torvalds <torvalds@osdl.org>, Andrew Morton <akpm@osdl.org>,
Andreas Mohr <andi@rhlx01.fht-esslingen.de>,
florin@iucha.net, linux-kernel@vger.kernel.org,
linux@dominikbrodowski.net
Subject: Re: pcmcia oops on 2.6.17-rc[12]
Date: Fri, 2 Jun 2006 20:09:28 +0100 [thread overview]
Message-ID: <20060602190928.GI3100@flint.arm.linux.org.uk> (raw)
In-Reply-To: <1148299804.17376.34.camel@localhost.localdomain>
On Mon, May 22, 2006 at 01:10:04PM +0100, Alan Cox wrote:
> On Llu, 2006-05-22 at 13:50 +0200, Rogier Wolff wrote:
> > The question I'm stuck with is: When is it valid to ask for a non-shared
> > IRQ, and get back a shared one.
>
> I don't think it is. The problem is that some PCMCIA drivers currently
> assume they can do so. The rules changed a bit over time on the hardware
> side.
As I've explained twice so far in this thread, this is not the case
with PCMCIA serial ports. We always request IRQs with SA_SHIRQ, unless
someone from userspace comes along and explicitly clears the "shared
interrupt" flag via setserial.
--
Russell King
Linux kernel 2.6 ARM Linux - http://www.arm.linux.org.uk/
maintainer of: 2.6 Serial core
next prev parent reply other threads:[~2006-06-02 19:09 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-04-23 19:22 pcmcia oops on 2.6.17-rc[12] Florin Iucha
2006-04-23 22:02 ` Andrew Morton
2006-04-23 22:15 ` Randy.Dunlap
2006-04-24 0:46 ` Florin Iucha
2006-05-08 14:56 ` Andreas Mohr
2006-05-08 15:43 ` Andrew Morton
2006-05-08 16:34 ` Russell King
2006-05-15 22:07 ` Alan Cox
2006-05-15 22:00 ` Russell King
2006-05-18 11:10 ` Russell King
2006-05-15 22:02 ` Linus Torvalds
2006-05-15 23:00 ` Alan Cox
2006-05-15 23:37 ` Linus Torvalds
2006-05-15 23:52 ` Linus Torvalds
2006-05-16 0:17 ` Alan Cox
2006-05-16 0:18 ` Linus Torvalds
2006-05-16 1:18 ` Alan Cox
2006-05-16 15:16 ` Alan Cox
2006-05-22 11:50 ` Rogier Wolff
2006-05-22 12:10 ` Alan Cox
2006-05-22 21:27 ` Rogier Wolff
2006-05-22 22:38 ` Alan Cox
2006-06-02 19:09 ` Russell King [this message]
2006-05-22 15:06 ` Linus Torvalds
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