linux-kernel - Re: [patch] x86: add compilation checks to pci_unmap

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Message-ID: <20080630101822.GB31497@elte.hu>
Date:	Mon, 30 Jun 2008 12:18:22 +0200
From:	Ingo Molnar <mingo@...e.hu>
To:	Jan Engelhardt <jengelh@...ozas.de>
Cc:	Matti Linnanvuori <mattilinn@...il.com>, tglx@...utronix.de,
	mingo@...hat.com, hpa@...or.com, linux-kernel@...r.kernel.org
Subject: Re: [patch] x86: add compilation checks to pci_unmap_ macros


* Jan Engelhardt <jengelh@...ozas.de> wrote:

> [...] Given that these are no-ops means they are deprecated, is not it 
> the case?)

see higher up in the file:

/* Dynamic DMA mapping stuff.
 * i386 has everything mapped statically.
 */

because everything is 1:1 mapped on 32-bit it's a NOP.

	Ingo
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