linux-kernel - Re: [PATCH] irqdomain: fix typo in IRQ_BITMAP

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Date:	Thu, 19 Apr 2012 21:02:53 +0200 (CEST)
From:	Thomas Gleixner <tglx@...utronix.de>
To:	Grant Likely <grant.likely@...retlab.ca>
cc:	Andreas Schwab <schwab@...ux-m68k.org>,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] irqdomain: fix typo in IRQ_BITMAP_BITS definition

On Thu, 19 Apr 2012, Grant Likely wrote:

> On Thu, Apr 19, 2012 at 10:14 AM, Andreas Schwab <schwab@...ux-m68k.org> wrote:
> > 8196 is an odd number, change it to the intended 8192.
> >
> > Signed-off-by: Andreas Schwab <schwab@...ux-m68k.org>
> > ---
> > Shouldn't it actually be just 8192 or maybe max(NR_IRQS, 8192)?
> 
> The number is completely arbitrary.  It doesn't actually matter.

Right, it just makes sure that the bitmap is way larger than the
NR_IRQS value, so we can deal with all the dynamic allocated
interrupts.

Thanks,

	tglx

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