linux-kernel - Latest git build failure on s390

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Date:	Thu, 12 Aug 2010 13:10:01 +0530
From:	Sachin Sant <sachinp@...ibm.com>
To:	linux-s390@...r.kernel.org
CC:	linux-kernel <linux-kernel@...r.kernel.org>,
	Heiko Carstens <heiko.carstens@...ibm.com>,
	FUJITA Tomonori <fujita.tomonori@....ntt.co.jp>
Subject: Latest git build failure on s390 - dma_get_cache_alignment()

Latest 2.6.35 git (2.6.35-git11 : 5af568cbd...) fails to build
on s390 with following errors :

arch/s390/mm/fault.c:396: warning: frame size of 'do_protection_exception' is 264 bytes
In file included from include/linux/dmaengine.h:26,
            from include/linux/skbuff.h:30,
            from include/linux/icmpv6.h:82,
            from include/linux/ipv6.h:220,
            from include/net/ipv6.h:16,
            from include/linux/sunrpc/clnt.h:25,
            from include/linux/nfs_fs.h:48,
            from init/do_mounts.c:20:
include/linux/dma-mapping.h:145: error: static declaration of 'dma_get_cache_alignment' follows non-static declaration
include/asm-generic/dma-mapping-broken.h:73: error: previous declaration of 'dma_get_cache_alignment' was here
make[1]: *** [init/do_mounts.o] Error 1
make[1]: *** Waiting for unfinished jobs....
init/do_mounts_md.c: In function 'md_setup_drive':
init/do_mounts_md.c:241: warning: frame size of 'md_setup_drive' is 496 bytes
make: *** [init] Error 2
make: *** Waiting for unfinished jobs....

The code in question was last changed via following commit

commit 4565f0170dfc849b3629c27d769db800467baa62
dma-mapping: unify dma_get_cache_alignment implementations

Thanks
-Sachin

-- 

---------------------------------
Sachin Sant
IBM Linux Technology Center
India Systems and Technology Labs
Bangalore, India
---------------------------------

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