linux-kernel - Re: [PATCH 3/3] IRQ: Maintain regs pointer globally rather than passing to IRQ handlers

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Message-Id: <1160133932.1607.68.camel@localhost.localdomain>
Date:	Fri, 06 Oct 2006 12:25:32 +0100
From:	Alan Cox <alan@...rguk.ukuu.org.uk>
To:	Jeff Garzik <jeff@...zik.org>
Cc:	David Howells <dhowells@...hat.com>, Andrew Morton <akpm@...l.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	Ingo Molnar <mingo@...e.hu>, torvalds@...l.org,
	linux-kernel@...r.kernel.org, linux-arch@...r.kernel.org,
	Dmitry Torokhov <dtor@...l.ru>, Greg KH <greg@...ah.com>,
	David Brownell <david-b@...bell.net>,
	Alan Stern <stern@...land.harvard.edu>
Subject: Re: [PATCH 3/3] IRQ: Maintain regs pointer globally rather than
	passing to IRQ handlers

Ar Iau, 2006-10-05 am 20:52 -0400, ysgrifennodd Jeff Garzik:
> The overwhelming majority of irq handlers don't use the 'irq' argument 
> either...  the driver-supplied pointer is what drivers use, exclusively, 
> to differentiate between different instances.
> 
> If we are going to break all the irq handlers, I'd suggest going ahead 
> and removing that one too.

NAK to that, it will mess up a lot of older drivers which still use the
irq field and also those who want it to print

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