456 		struct page **pages, unsigned int n_pages, unsigned int offset,  in sg_alloc_append_table_from_pages()  argument
478 			sgt_append->prv->offset + sgt_append->prv->length) / PAGE_SIZE;  in sg_alloc_append_table_from_pages()
480 		if (WARN_ON(offset))  in sg_alloc_append_table_from_pages()
538 		chunk_size = ((j - cur_page) << PAGE_SHIFT) - offset;  in sg_alloc_append_table_from_pages()
540 			    min_t(unsigned long, size, chunk_size), offset);  in sg_alloc_append_table_from_pages()
543 		offset = 0;  in sg_alloc_append_table_from_pages()
580 				unsigned int n_pages, unsigned int offset,  in sg_alloc_table_from_pages_segment()  argument
587 	err = sg_alloc_append_table_from_pages(&append, pages, n_pages, offset,  in sg_alloc_table_from_pages_segment()
740 	return PAGE_ALIGN(sg->offset + sg->length) >> PAGE_SHIFT;  in sg_page_count()
764 	return PAGE_ALIGN(sg->offset + sg_dma_len(sg)) >> PAGE_SHIFT;  in sg_dma_page_count()
822 		miter->__offset = miter->piter.sg_pgoffset ? 0 : sg->offset;  in sg_miter_get_next_page()
825 		miter->__remaining = sg->offset + sg->length -  in sg_miter_get_next_page()
852 bool sg_miter_skip(struct sg_mapping_iter *miter, off_t offset)  in sg_miter_skip()  argument
856 	while (offset) {  in sg_miter_skip()
862 		consumed = min_t(off_t, offset, miter->__remaining);  in sg_miter_skip()
865 		offset -= consumed;  in sg_miter_skip()
966 	unsigned int offset = 0;  in sg_copy_buffer()  local
980 	while ((offset < buflen) && sg_miter_next(&miter)) {  in sg_copy_buffer()
983 		len = min(miter.length, buflen - offset);  in sg_copy_buffer()
986 			memcpy(buf + offset, miter.addr, len);  in sg_copy_buffer()
988 			memcpy(miter.addr, buf + offset, len);  in sg_copy_buffer()
990 		offset += len;  in sg_copy_buffer()
995 	return offset;  in sg_copy_buffer()
1081 	unsigned int offset = 0;  in sg_zero_buffer()  local
1090 	while (offset < buflen && sg_miter_next(&miter)) {  in sg_zero_buffer()
1093 		len = min(miter.length, buflen - offset);  in sg_zero_buffer()
1096 		offset += len;  in sg_zero_buffer()
1100 	return offset;  in sg_zero_buffer()
1279 	size_t offset = iter->iov_offset;  in extract_folioq_to_sg()  local
1294 		if (offset < fsize) {  in extract_folioq_to_sg()
1295 			size_t part = umin(maxsize - ret, fsize - offset);  in extract_folioq_to_sg()
1297 			sg_set_page(sg, folio_page(folio, 0), part, offset);  in extract_folioq_to_sg()
1301 			offset += part;  in extract_folioq_to_sg()
1305 		if (offset >= fsize) {  in extract_folioq_to_sg()
1306 			offset = 0;  in extract_folioq_to_sg()
1321 	iter->iov_offset = offset;  in extract_folioq_to_sg()
1342 	size_t offset, len;  in extract_xarray_to_sg()  local
1355 		offset = offset_in_folio(folio, start);  in extract_xarray_to_sg()
1356 		len = min_t(size_t, maxsize, folio_size(folio) - offset);  in extract_xarray_to_sg()
1358 		sg_set_page(sg, folio_page(folio, 0), len, offset);  in extract_xarray_to_sg()