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From: Alan Cox <alan@lxorguk.ukuu.org.uk>
To: Linus Torvalds <torvalds@osdl.org>
Cc: Russell King <rmk+lkml@arm.linux.org.uk>,
	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: Tue, 16 May 2006 00:00:26 +0100	[thread overview]
Message-ID: <1147734026.26686.200.camel@localhost.localdomain> (raw)
In-Reply-To: <Pine.LNX.4.64.0605151459140.3866@g5.osdl.org>

On Llu, 2006-05-15 at 15:02 -0700, Linus Torvalds wrote:
> Note that some PCMCIA architectures simply _will_not_ give you a private 
> IRQ. Ever. They may not have any ISA interrupts to give, even to old 
> 16-bit cards. So the choice may be "shared irq or nothing".

Yes I realise that, the test patches in my tree will hand back a shared
one but hand back the status so you know you asked for exclusive, got
shared and need to decide.

> So I would strongly argue that any driver that depends on getting an 
> exclusive IRQ is buggy, not the PCMCIA layer itself, and that it would be 
> a lot more productive to try to fix those drivers.

It would certainly be a lot cleaner than this sort of code in the pcmcia
core right now. Want me to send a patch which only allows for SA_SHIRQ
and WARN_ON()'s for any driver not asking for shared IRQ ?

  reply	other threads:[~2006-05-15 22:47 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 [this message]
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
2006-05-22 15:06                 ` Linus Torvalds

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