netdev - Re: [PATCH 02/10] x86: add data structures for DMA-API debugging

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Message-ID: <20081121164923.GC1386@amd.com>
Date:	Fri, 21 Nov 2008 17:49:23 +0100
From:	Joerg Roedel <joerg.roedel@....com>
To:	Ingo Molnar <mingo@...e.hu>
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 02/10] x86: add data structures for DMA-API debugging

On Fri, Nov 21, 2008 at 05:42:54PM +0100, Ingo Molnar wrote:
> 
> * Joerg Roedel <joerg.roedel@....com> wrote:
> 
> > +#ifndef __ASM_X86_DMA_DEBUG
> > +#define __ASM_X86_DMA_DEBUG
> > +
> > +/* Allocation flags */
> > +#define DMA_DEBUG_SINGLE        0
> > +#define DMA_DEBUG_SG            1
> > +#define DMA_DEBUG_COHERENT      2
> 
> please use enum for such internal flags, not define.
> 
> > +
> > +struct device;
> > +struct list_head;
> > +
> > +struct dma_debug_entry {
> > +	struct list_head list;
> > +	struct device *dev;
> > +	int type;
> > +	void *cpu_addr;
> > +	u64 dev_addr;
> > +	u64 size;
> > +	int direction;
> > +};
> 
> please align new x86/include structures vertically like this:
> 
> > +struct dma_debug_entry {
> > +	struct list_head	list;
> > +	struct device		*dev;
> > +	int			type;
> > +	void			*cpu_addr;
> > +	u64			dev_addr;
> > +	u64			size;
> > +	int			direction;
> > +};
> 
> [ for the arts major students reading lkml ;-) ]

Ok, I will update the patch :)

Joerg

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