linux-kernel - Re: [PATCH 06/10] x86: add check code for map/unmap

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Date:	Fri, 21 Nov 2008 18:10:55 +0100
From:	Ingo Molnar <mingo@...e.hu>
To:	Joerg Roedel <joerg.roedel@....com>
Cc:	Ingo Molnar <mingo@...hat.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	linux-kernel@...r.kernel.org, netdev@...r.kernel.org,
	iommu@...ts.linux-foundation.org
Subject: Re: [PATCH 06/10] x86: add check code for map/unmap_sg code


* Joerg Roedel <joerg.roedel@....com> wrote:

> +	ret =  ops->map_sg(hwdev, sg, nents, direction);

stray double space in '=  ops'.

another very small detail:

> +	unsigned long flags;
> +	struct dma_debug_entry *entry;
> +	struct scatterlist *s;
> +	int i;

please order them like this, similar to the include line:

> +	struct dma_debug_entry *entry;
> +	struct scatterlist *s;
> +	unsigned long flags;
> +	int i;

that makes the whole variable section non-intrusive. (and also acts as 
a patch-conflict-reducer mechanism in the future - when variable 
definition lines get particularly long)

(not a hard rule, exceptions are possible - grouping same-type fields 
together, etc.)

	Ingo
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