linux-kernel - Re: [PATCH] ata: Fix build error in pata_of_platform (NO

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Date:	Thu, 10 Nov 2011 15:35:50 +0000
From:	Alan Cox <alan@...rguk.ukuu.org.uk>
To:	Anton Vorontsov <cbouatmailru@...il.com>
Cc:	Ingo Molnar <mingo@...e.hu>, Jeff Garzik <jgarzik@...hat.com>,
	Grant Likely <grant.likely@...retlab.ca>,
	Randy Dunlap <rdunlap@...otime.net>,
	Stephen Rothwell <sfr@...b.auug.org.au>,
	linux-next@...r.kernel.org, LKML <linux-kernel@...r.kernel.org>,
	"linux-ide@...r.kernel.org" <linux-ide@...r.kernel.org>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	devicetree-discuss@...ts.ozlabs.org
Subject: Re: [PATCH] ata: Fix build error in pata_of_platform (NO_IRQ usage)

> The proper fix (stop OF code from returning NO_IRQ values) is pending.

Please just apply the proper fix.

> - The NO_IRQ disease spreads despite our willingness, even within
>   the new OF code.

Then it can stop right here, because if the arch people don't fix their
code to use zero their ATA port won't work.

> +/* For archs that don't support NO_IRQ (such as x86), provide a dummy value */
> +#ifndef NO_IRQ
> +#define NO_IRQ 0
> +#endif

NAK - just test against zero. They've been complained at about this for
over two years. Enough is enough.

Alan
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