linux-kernel - Re: [PATCH 2/5] sparc: use asm-generic/dma-mapping-common.h

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Message-Id: <200907061026.28878.arnd@arndb.de>
Date:	Mon, 6 Jul 2009 10:26:28 +0200
From:	Arnd Bergmann <arnd@...db.de>
To:	FUJITA Tomonori <fujita.tomonori@....ntt.co.jp>
Cc:	davem@...emloft.net, sparclinux@...r.kernel.org,
	linux-kernel@...r.kernel.org, reif@...thlink.net
Subject: Re: [PATCH 2/5] sparc: use asm-generic/dma-mapping-common.h

On Monday 06 July 2009, FUJITA Tomonori wrote:
> +static inline struct dma_map_ops *get_dma_ops(struct device *dev)
> +{
> +       return dma_ops;
> +}
> +
> +#define flush_write_buffers()
> +
> +#include <asm-generic/dma-mapping-common.h>

I still think the flush_write_buffers() x86-ism should not be required
to use dma-mapping-common.h and only be used in arch/x86/kernel/pci-nommu.c
so you don't have to add dummy definitions to all architectures.

See http://lkml.org/lkml/2009/6/30/134

Otherwise, your series looks good!

	Arnd <><
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