linux-kernel - Re: [RFC trollpatch 1/1] genirq: Remove the fits all and nothing __do

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Message-ID: <alpine.LFD.2.00.1009272152360.2416@localhost6.localdomain6>
Date:	Mon, 27 Sep 2010 21:54:06 +0200 (CEST)
From:	Thomas Gleixner <tglx@...utronix.de>
To:	richard -rw- weinberger <richard.weinberger@...il.com>
cc:	LKML <linux-kernel@...r.kernel.org>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Ingo Molnar <mingo@...e.hu>,
	Peter Zijlstra <peterz@...radead.org>,
	Christoph Hellwig <hch@...radead.org>,
	linux-alpha@...r.kernel.org, linux-cris-kernel@...s.com,
	Haavard Skinnemoen <hskinnemoen@...el.com>,
	Tony Luck <tony.luck@...el.com>, linux-ia64@...r.kernel.org,
	Yoshinori Sato <ysato@...rs.sourceforge.jp>,
	Hirokazu Takata <takata@...ux-m32r.org>,
	Greg Ungerer <gerg@...inux.org>, Jeff Dike <jdike@...toit.com>,
	linux-parisc@...r.kernel.org, Chris Zankel <chris@...kel.net>,
	linux-arch@...r.kernel.org
Subject: Re: [RFC trollpatch 1/1] genirq: Remove the fits all and nothing
 __do_IRQ() code

On Mon, 27 Sep 2010, richard -rw- weinberger wrote:

> On Wed, Sep 8, 2010 at 8:14 PM, Thomas Gleixner <tglx@...utronix.de> wrote:
> > __do_IRQ() has been deprecated after a two years migration phase in
> >  The following architectures are still using __do_IRQ():
> >
> >  alpha, cris, ia64, h8300, m32r, m68knommu, parisc, um
> >
> 
> Maybe I'm naive but shouldn't this path work?
> Does um need some extra work?

Yes. It needs to set the proper flow handlers. Look for set_irq_chip*
functions and how they are used in other archs.

Thanks,

	tglx