>> > Anyway, skipping kernel text should be safe, isn't it? >> >> It probably is. But you need to save modules. >I just consider the region from kernel start(1M) to the end of rodata. >In my test, the region is about 4M memory. Just adding several lines to >save 4M memory is worthy. Why it is safe? :-) If you think BIOS as a black box, and don't know how BIOS works, then, you have to save them for safety concern.