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i386: enable sg chaining

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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>
This commit is contained in:
Jens Axboe 2007-05-11 12:57:30 +02:00
parent a17b490420
commit 38d375561f
1 changed files with 2 additions and 0 deletions
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2
include/asm-x86/scatterlist_32.h
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@ -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