NV_LENGTH
data.nv_len = NV_LENGTH;
page = alloc_pages(GFP_KERNEL, get_order(NV_LENGTH));
npages = 1UL << get_order(NV_LENGTH);
get_order(NV_LENGTH),
nread = kernel_read(fp, sev_init_ex_buffer, NV_LENGTH, NULL);
if (nread != NV_LENGTH) {
NV_LENGTH, nread);
nwrite = kernel_write(fp, sev_init_ex_buffer, NV_LENGTH, &offset);
if (nwrite != NV_LENGTH) {
NV_LENGTH, nwrite);