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-rw-r--r--include/linux/scatterlist.h17
1 files changed, 13 insertions, 4 deletions
diff --git a/include/linux/scatterlist.h b/include/linux/scatterlist.h
index 7f717e95ae37..66ff545552f7 100644
--- a/include/linux/scatterlist.h
+++ b/include/linux/scatterlist.h
@@ -1,14 +1,23 @@
1#ifndef _LINUX_SCATTERLIST_H 1#ifndef _LINUX_SCATTERLIST_H
2#define _LINUX_SCATTERLIST_H 2#define _LINUX_SCATTERLIST_H
3 3
4static inline void sg_init_one(struct scatterlist *sg, 4#include <asm/scatterlist.h>
5 u8 *buf, unsigned int buflen) 5#include <linux/mm.h>
6{ 6#include <linux/string.h>
7 memset(sg, 0, sizeof(*sg));
8 7
8static inline void sg_set_buf(struct scatterlist *sg, void *buf,
9 unsigned int buflen)
10{
9 sg->page = virt_to_page(buf); 11 sg->page = virt_to_page(buf);
10 sg->offset = offset_in_page(buf); 12 sg->offset = offset_in_page(buf);
11 sg->length = buflen; 13 sg->length = buflen;
12} 14}
13 15
16static inline void sg_init_one(struct scatterlist *sg, void *buf,
17 unsigned int buflen)
18{
19 memset(sg, 0, sizeof(*sg));
20 sg_set_buf(sg, buf, buflen);
21}
22
14#endif /* _LINUX_SCATTERLIST_H */ 23#endif /* _LINUX_SCATTERLIST_H */