linux-kernel - Re: [PATCH] ata: Don't use NO_IRQ in pata_of

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Message-ID: <CAMuHMdXQ0TahPcwDiLsN5s0rLRny3WcFLnCw-R_ZFkuO0T1RrQ@mail.gmail.com>
Date:	Mon, 5 Dec 2011 19:15:46 +0100
From:	Geert Uytterhoeven <geert@...ux-m68k.org>
To:	Dave Martin <dave.martin@...aro.org>
Cc:	Nicolas Pitre <nicolas.pitre@...aro.org>,
	Russell King - ARM Linux <linux@....linux.org.uk>,
	Benjamin Herrenschmidt <benh@...nel.crashing.org>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Anton Vorontsov <cbouatmailru@...il.com>,
	Alan Cox <alan@...rguk.ukuu.org.uk>,
	Stephen Rothwell <sfr@...b.auug.org.au>,
	Andrew Morton <akpm@...ux-foundation.org>,
	devicetree-discuss@...ts.ozlabs.org,
	LKML <linux-kernel@...r.kernel.org>, linux-ide@...r.kernel.org,
	Randy Dunlap <rdunlap@...otime.net>,
	linux-next@...r.kernel.org, Ingo Molnar <mingo@...e.hu>,
	Jeff Garzik <jgarzik@...hat.com>,
	Pawel Moll <pawel.moll@....com>,
	linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH] ata: Don't use NO_IRQ in pata_of_platform driver

On Mon, Dec 5, 2011 at 19:02, Dave Martin <dave.martin@...aro.org> wrote:
> Unfortunately, NO_IRQ is often not spelled "NO_IRQ".  It looks like the assumption
> "irq < 0 === no irq" may be quite a lot more widespread than "NO_IRQ === no irq".

Can we make irq unsigned, and hope the compiler catches all of them
(comparison always
false blah blah blah)?

Gr{oetje,eeting}s,

                        Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@...ux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds
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