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

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Message-ID: <m2r4w1akz4.fsf@igel.home>
Date:	Fri, 06 Apr 2012 00:10:23 +0200
From:	Andreas Schwab <schwab@...ux-m68k.org>
To:	Grant Likely <grant.likely@...retlab.ca>
Cc:	linux-kernel@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org,
	devicetree-discuss@...ts.ozlabs.org,
	linux-arm-kernel@...ts.infradead.org,
	Benjamin Herrenschmidt <benh@...nel.crashing.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	Milton Miller <miltonm@....com>,
	Rob Herring <rob.herring@...xeda.com>
Subject: Re: [PATCH v5 06/27] irq_domain/powerpc: eliminate irq_map; use irq_alloc_desc() instead

Grant Likely <grant.likely@...retlab.ca> writes:

> Can you attach console output logs for each of configs above and also
> with NR_IRQS=128?  That might give me some clues as to which specific
> code is causing the issues.

It really looks like the issue starts when irq_expand_nr_irqs is called
the first time to make nr_irqs bigger than NR_IRQS.

Andreas.

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