On Mon, Dec 12, 2011 at 4:47 PM, Sasha Levin <levinsasha928@xxxxxxxxx> wrote: > + /* mmap the actual kernel */ > + kvm->bz_fd = dup(fd_kernel); > + kvm->bz_len = st.st_size; > + setup_end = ALIGN(setup_size - PAGE_SIZE, PAGE_SIZE); /* Need it aligned to PAGE_SIZE */ > + kvm->bz_start = mmap(NULL, kvm->bz_len, PROT_READ | PROT_WRITE, > + MAP_PRIVATE, kvm->bz_fd, setup_end); > > - while ((nr = read(fd_kernel, p, 65536)) > 0) > - p += nr; > + /* NOP everything before the kernel start */ > + memset(kvm->bz_start, 0x90, setup_size - setup_end); So what's the deal with this NOP thing? It really needs a comment that explains it all. -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
