On Tue, Jul 27, 2021, Tom Lendacky wrote:
> @@ -451,7 +450,7 @@ void __init mem_encrypt_free_decrypted_mem(void)
> * The unused memory range was mapped decrypted, change the encryption
> * attribute from decrypted to encrypted before freeing it.
> */
> - if (mem_encrypt_active()) {
> + if (sme_me_mask) {
Any reason this uses sme_me_mask? The helper it calls, __set_memory_enc_dec(),
uses prot_guest_has(PATTR_MEM_ENCRYPT) so I assume it's available?
> r = set_memory_encrypted(vaddr, npages);
> if (r) {
> pr_warn("failed to free unused decrypted pages\n");
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