From: Jens Axboe <jens.axboe@oracle.com>
Date: Fri, 11 May 2007 10:57:30 +0000 (+0200)
Subject: i386: enable sg chaining
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=38d375561f0f89e76f28ed9e69706bb2c980200f;p=linux-beck.git

i386: enable sg chaining

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

Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
---

diff --git a/include/asm-x86/scatterlist_32.h b/include/asm-x86/scatterlist_32.h
index d7e45a8f1aae..bd5164aa8f63 100644
--- a/include/asm-x86/scatterlist_32.h
+++ b/include/asm-x86/scatterlist_32.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