#include <linux/kernel.h>
#include <linux/mm.h>
#include <linux/scatterlist.h>
+#include <linux/sched.h>
static inline enum km_type crypto_kmap_type(int out)
{
cond_resched();
}
+static inline void scatterwalk_sg_chain(struct scatterlist *sg1, int num,
+ struct scatterlist *sg2)
+{
+ sg_set_page(&sg1[num - 1], (void *)sg2, 0, 0);
+ sg1[num - 1].page_link &= ~0x02;
+}
+
+static inline struct scatterlist *scatterwalk_sg_next(struct scatterlist *sg)
+{
+ if (sg_is_last(sg))
+ return NULL;
+
+ return (++sg)->length ? sg : (void *)sg_page(sg);
+}
+
static inline unsigned long scatterwalk_samebuf(struct scatter_walk *walk_in,
struct scatter_walk *walk_out)
{