linux-kernel - Re: [PATCH v5 06/27] irq_domain/powerpc: eliminate irq_map; use irq_alloc

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Message-ID: <m2aa2n7mmw.fsf@igel.home>
Date:	Sat, 07 Apr 2012 14:27:19 +0200
From:	Andreas Schwab <schwab@...ux-m68k.org>
To:	Benjamin Herrenschmidt <benh@...nel.crashing.org>
Cc:	Russell King - ARM Linux <linux@....linux.org.uk>,
	Grant Likely <grant.likely@...retlab.ca>,
	devicetree-discuss@...ts.ozlabs.org, linux-kernel@...r.kernel.org,
	Milton Miller <miltonm@....com>,
	Rob Herring <rob.herring@...xeda.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	linuxppc-dev@...ts.ozlabs.org, linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH v5 06/27] irq_domain/powerpc: eliminate irq_map; use irq_alloc_desc() instead

Benjamin Herrenschmidt <benh@...nel.crashing.org> writes:

> It's arguable that this irq_set_irq_type(,NONE) shouln't be there but
> still ... it's been around for ever and things worked :-) So something
> -else- is causing the problem and I'd like to understand what exactly.

AFAICS before a09b659cd68c10ec6a30cb91ebd2c327fcd5bfe5
irq_set_irq_type(,NONE) was actually a no-op.

Andreas.

-- 
Andreas Schwab, schwab@...ux-m68k.org
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