25 					    struct scatterlist *sg, int num)  in scatterwalk_crypto_chain()  argument
27 	if (sg)  in scatterwalk_crypto_chain()
28 		sg_chain(head, num, sg);  in scatterwalk_crypto_chain()
35 	unsigned int len = walk->sg->offset + walk->sg->length - walk->offset;  in scatterwalk_pagelen()
61 	return sg_page(walk->sg) + (walk->offset >> PAGE_SHIFT);  in scatterwalk_page()
70 				     struct scatterlist *sg)  in scatterwalk_start()  argument
72 	walk->sg = sg;  in scatterwalk_start()
73 	walk->offset = sg->offset;  in scatterwalk_start()
88 		page = sg_page(walk->sg) + ((walk->offset - 1) >> PAGE_SHIFT);  in scatterwalk_pagedone()
97 	if (more && walk->offset >= walk->sg->offset + walk->sg->length)  in scatterwalk_pagedone()
98 		scatterwalk_start(walk, sg_next(walk->sg));  in scatterwalk_pagedone()
104 	if (!more || walk->offset >= walk->sg->offset + walk->sg->length ||  in scatterwalk_done()
113 void scatterwalk_map_and_copy(void *buf, struct scatterlist *sg,