Date: Thu, 31 Jan 2008 18:26:46 +0100
From: Cornelia Huck <cornelia.huck@de.ibm.com>
To: Heiko Carstens <heiko.carstens@de.ibm.com>
Cc: Dan Williams <dan.j.williams@intel.com>,
       Herbert Xu <herbert@gondor.apana.org.au>, NeilBrown <neilb@suse.de>,
       Martin Schwidefsky <schwidefsky@de.ibm.com>,
       linux-kernel@vger.kernel.org
Subject: Re: crypto/async_tx/* doesn't build on s390
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On Thu, 31 Jan 2008 15:50:58 +0100,
Heiko Carstens <heiko.carstens@de.ibm.com> wrote:

> I get the following:
> 
> crypto/built-in.o: In function `do_async_xor':
> async_xor.c:49: undefined reference to `dma_map_page'
> async_xor.c:56: undefined reference to `dma_map_page'
> 
> This is mainly because s390 doesn't support DMA at all,
> but these files get selected via MD_RAID456 anyway.

deja-vu: http://marc.info/?l=linux-kernel&m=118056140212764&w=2

and indeed, async_memcpy.c doesn't seem to suffer from this affliction.
async_xor.c needs a similar treatment; maybe async_memset.c as well
(didn't check).

(No, I didn't actually look at the code :))
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