x86-64: enable sg chaining

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

x86-64: enable sg chaining
Signed-off-by: N Jens Axboe <jens.axboe@oracle.com>
46856afa · Jens Axboe · 9ee1bea4 · 46856afa · 46856afa
隐藏空白更改
内联并排

Showing with 3 addition and 2 deletion

include/asm-x86/dma-mapping_64.h include/asm-x86/dma-mapping_64.h +1 -2

include/asm-x86/scatterlist_64.h include/asm-x86/scatterlist_64.h +2 -0

未找到文件。
--- a/include/asm-x86/dma-mapping_64.h
+++ b/include/asm-x86/dma-mapping_64.h
@@ -6,8 +6,7 @@
 * documentation.
 */

-
-#include <asm/scatterlist.h>
+#include <linux/scatterlist.h>
 #include <asm/io.h>
 #include <asm/swiotlb.h>


--- a/include/asm-x86/scatterlist_64.h
+++ b/include/asm-x86/scatterlist_64.h
@@ -11,6 +11,8 @@ struct scatterlist {
    unsigned int        dma_length;
 };

+#define ARCH_HAS_SG_CHAIN
+
 #define ISA_DMA_THRESHOLD (0x00ffffff)

 /* These macros should be used after a pci_map_sg call has been done