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Date:	Thu, 4 Mar 2010 10:22:54 +0900
From:	FUJITA Tomonori <fujita.tomonori@....ntt.co.jp>
To:	randy.dunlap@...cle.com
Cc:	fujita.tomonori@....ntt.co.jp, linux-kernel@...r.kernel.org,
	akpm@...ux-foundation.org
Subject: Re: mmotm 2010-03-02-18-38 uploaded (dma unmapping)

On Wed, 03 Mar 2010 15:20:26 -0800
Randy Dunlap <randy.dunlap@...cle.com> wrote:

> >> drivers/net/chelsio/sge.c:164: error: expected specifier-qualifier-list before 'DECLARE_DMA_UNMAP_ADDR'
> >> drivers/net/chelsio/sge.c:170: error: expected specifier-qualifier-list before 'DECLARE_DMA_UNMAP_ADDR'
> >>
> >> drivers/infiniband/hw/amso1100/c2_mq.h:74: error: expected specifier-qualifier-list before 'DECLARE_DMA_UNMAP_ADDR'
> >> drivers/infiniband/hw/amso1100/c2_provider.h:53: error: expected specifier-qualifier-list before 'DECLARE_DMA_U
> >> NMAP_ADDR'
> >>
> >> drivers/net/cxgb3/sge.c:120: error: expected specifier-qualifier-list before 'DECLARE_DMA_UNMAP_ADDR'
> >> drivers/net/cxgb3/sge.c:210: error: expected specifier-qualifier-list before 'DECLARE_DMA_UNMAP_ADDR'
> > 
> > Sorry. I can't reproduce this here. Can you send .config?
> 
> 
> Sure (attached), but there is a different config file for each driver case above.
> 
> chelsio == config-r8176
> 
> amso1100 == config-r8179
> 
> cxgb3 == config=r8186
> 
> All are ARCH=i386 builds.

Ah, somehow I put my silly typo... really sorry about that.

The following patch can be applied to mm after applying another
dma_unmap fix:

http://marc.info/?l=linux-kernel&m=126759183815898&w=2


Andrew, can you apply the following patch. This should be fold into
dma-mappingh-add-the-dma_unmap-state-api.patch after
dma-mappingh-add-the-dma_unmap-state-api-fix.patch.


=
From: FUJITA Tomonori <fujita.tomonori@....ntt.co.jp>
Subject: [PATCH] fix DECLARE_DMA_UNMAP_ADD_ADDR typo with CONFIG_NEED_DMA_MAP_STATE disabled

Signed-off-by: FUJITA Tomonori <fujita.tomonori@....ntt.co.jp>
---
 include/linux/dma-mapping.h |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/include/linux/dma-mapping.h b/include/linux/dma-mapping.h
index e00c5c9..ca32ed7 100644
--- a/include/linux/dma-mapping.h
+++ b/include/linux/dma-mapping.h
@@ -248,7 +248,7 @@ struct dma_attrs;
 #define dma_unmap_len(PTR, LEN_NAME)             ((PTR)->LEN_NAME)
 #define dma_unmap_len_set(PTR, LEN_NAME, VAL)    (((PTR)->LEN_NAME) = (VAL))
 #else
-#define DEFINE_DMA_MAP_ADDR(ADDR_NAME)
+#define DEFINE_DMA_UNMAP_ADDR(ADDR_NAME)
 #define DEFINE_DMA_UNMAP_LEN(LEN_NAME)
 #define dma_unmap_addr(PTR, ADDR_NAME)           (0)
 #define dma_unmap_addr_set(PTR, ADDR_NAME, VAL)  do { } while (0)
-- 
1.6.5



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