229 	unsigned int step_len;  in mon_copy_to_buff()  local
237 		step_len = length;  in mon_copy_to_buff()
239 		if (in_page < step_len)  in mon_copy_to_buff()
240 			step_len = in_page;  in mon_copy_to_buff()
246 		memcpy(buf, from, step_len);  in mon_copy_to_buff()
247 		if ((off += step_len) >= this->b_size) off = 0;  in mon_copy_to_buff()
248 		from += step_len;  in mon_copy_to_buff()
249 		length -= step_len;  in mon_copy_to_buff()
261 	unsigned int step_len;  in copy_from_buf()  local
269 		step_len = length;  in copy_from_buf()
271 		if (in_page < step_len)  in copy_from_buf()
272 			step_len = in_page;  in copy_from_buf()
278 		if (copy_to_user(to, buf, step_len))  in copy_from_buf()
280 		if ((off += step_len) >= this->b_size) off = 0;  in copy_from_buf()
281 		to += step_len;  in copy_from_buf()
282 		length -= step_len;  in copy_from_buf()
740 	size_t step_len;  in mon_bin_get_event()  local
758 	step_len = min(ep->len_cap, nbytes);  in mon_bin_get_event()
761 	if (copy_from_buf(rp, offset, data, step_len)) {  in mon_bin_get_event()
805 	size_t step_len;  in mon_bin_read()  local
820 		step_len = min(nbytes, (size_t)(hdrbytes - rp->b_read));  in mon_bin_read()
822 		if (step_len && copy_to_user(buf, ptr, step_len)) {  in mon_bin_read()
826 		nbytes -= step_len;  in mon_bin_read()
827 		buf += step_len;  in mon_bin_read()
828 		rp->b_read += step_len;  in mon_bin_read()
829 		done += step_len;  in mon_bin_read()
833 		step_len = ep->len_cap;  in mon_bin_read()
834 		step_len -= rp->b_read - hdrbytes;  in mon_bin_read()
835 		if (step_len > nbytes)  in mon_bin_read()
836 			step_len = nbytes;  in mon_bin_read()
841 		if (copy_from_buf(rp, offset, buf, step_len)) {  in mon_bin_read()
845 		nbytes -= step_len;  in mon_bin_read()
846 		buf += step_len;  in mon_bin_read()
847 		rp->b_read += step_len;  in mon_bin_read()
848 		done += step_len;  in mon_bin_read()