linux-kernel - [PATCH 07/33] i386: enable sg chaining

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Message-Id: <11845792683787-git-send-email-jens.axboe@oracle.com>
Date:	Mon, 16 Jul 2007 11:47:21 +0200
From:	Jens Axboe <jens.axboe@...cle.com>
To:	linux-kernel@...r.kernel.org, linux-scsi@...r.kernel.org
Cc:	Jens Axboe <jens.axboe@...cle.com>, ak@...e.de
Subject: [PATCH 07/33] i386: enable sg chaining

We don't need to do more on x86, there's no iommu to be worried about.

Cc: ak@...e.de
Signed-off-by: Jens Axboe <jens.axboe@...cle.com>
---
 include/asm-i386/scatterlist.h |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/include/asm-i386/scatterlist.h b/include/asm-i386/scatterlist.h
index d7e45a8..bd5164a 100644
--- a/include/asm-i386/scatterlist.h
+++ b/include/asm-i386/scatterlist.h
@@ -10,6 +10,8 @@ struct scatterlist {
     unsigned int	length;
 };
 
+#define ARCH_HAS_SG_CHAIN
+
 /* These macros should be used after a pci_map_sg call has been done
  * to get bus addresses of each of the SG entries and their lengths.
  * You should only work with the number of sg entries pci_map_sg
-- 
1.5.3.rc0.90.gbaa79

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