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#ifndef _LINUX_SCATTERLIST_H
#define _LINUX_SCATTERLIST_H
#include <asm/scatterlist.h>
#include <linux/mm.h>
#include <linux/string.h>
static inline void sg_set_buf(struct scatterlist *sg, void *buf,
unsigned int buflen)
{
sg->page = virt_to_page(buf);
sg->offset = offset_in_page(buf);
sg->length = buflen;
}
static inline void sg_init_one(struct scatterlist *sg, void *buf,
unsigned int buflen)
{
memset(sg, 0, sizeof(*sg));
sg_set_buf(sg, buf, buflen);
}
#endif /* _LINUX_SCATTERLIST_H */