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authorJens Axboe <jens.axboe@oracle.com>2007-10-22 14:01:06 -0400
committerJens Axboe <jens.axboe@oracle.com>2007-10-22 15:20:03 -0400
commitd6ec084200c37683278c821338f74ddf21ab80f5 (patch)
tree931a112061e3a861768384b8b6ea20fdd35bd41b /include/asm-powerpc/scatterlist.h
parent18dabf473e15850c0dbc8ff13ac1e2806d542c15 (diff)
Add CONFIG_DEBUG_SG sg validation
Add a Kconfig entry which will toggle some sanity checks on the sg entry and tables. Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Diffstat (limited to 'include/asm-powerpc/scatterlist.h')
-rw-r--r--include/asm-powerpc/scatterlist.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/asm-powerpc/scatterlist.h b/include/asm-powerpc/scatterlist.h
index b9f1dbc24843..fcf7d55afe45 100644
--- a/include/asm-powerpc/scatterlist.h
+++ b/include/asm-powerpc/scatterlist.h
@@ -14,6 +14,9 @@
14#include <asm/dma.h> 14#include <asm/dma.h>
15 15
16struct scatterlist { 16struct scatterlist {
17#ifdef CONFIG_DEBUG_SG
18 unsigned long sg_magic;
19#endif
17 unsigned long page_link; 20 unsigned long page_link;
18 unsigned int offset; 21 unsigned int offset;
19 unsigned int length; 22 unsigned int length;