linux-kernel - Re: [PATCH 05/31] Constify struct dma_map

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Date:	Sat, 5 Dec 2009 13:10:11 +1100
From:	Stephen Rothwell <sfr@...b.auug.org.au>
To:	Emese Revfy <re.emese@...il.com>
Cc:	tony.luck@...el.com, geoffrey.levand@...sony.com,
	davem@...emloft.net, tglx@...utronix.de, joerg.roedel@....com,
	muli@...ibm.com, jdmason@...zu.us, jbarnes@...tuousgeek.org,
	dwmw2@...radead.org, torvalds@...ux-foundation.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 05/31] Constify struct dma_map_ops for 2.6.32 v1

Hi Emese,

On Sat, 05 Dec 2009 03:00:25 +0100 Emese Revfy <re.emese@...il.com> wrote:
>
> Ok, I made the changes, I also removed the vio_cmo_set_dma_ops function
> because I think it is now unnecessary.

It is necessary because vio_dma_mapping_ops is only defined when
CONFIG_PPC_SMLPAR is set, but that function was called from unconditional
code (and there was a trivial version for when CONFIG_PPC_SMLPAR was not
set) i.e. we only want the dma_ops set if we were built with
CONFIG_PPC_SMLPAR.

-- 
Cheers,
Stephen Rothwell                    sfr@...b.auug.org.au
http://www.canb.auug.org.au/~sfr/

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