kernel/bpf/log.c

64 	u32 new_n, n;
80 		new_n = 0;
82 			new_n = min_t(u32, log->len_total - log->end_pos, n);
83 			log->kbuf[new_n - 1] = '\0';
89 		if (log->ubuf && new_n &&
90 		    copy_to_user(log->ubuf + cur_pos, log->kbuf, new_n))
94 		u32 buf_start, buf_end, new_n;
108 		new_n = min(n, log->len_total);
109 		cur_pos = new_end - new_n;
128 					 log->kbuf + n - new_n,
134 					 log->kbuf + n - new_n,