From: Tom Lendacky <thomas.lenda...@amd.com>
When SEV is active the initrd/initramfs will already have already been
placed in memory encyrpted so do not try to encrypt it.
Signed-off-by: Tom Lendacky <thomas.lenda...@amd.com>
Signed-off-by: Brijesh Singh <brijesh.si...@amd.com>
---
arch/x86/kernel/setup.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/arch/x86/kernel/setup.c b/arch/x86/kernel/setup.c
index 0bfe0c1..01d56a1 100644
--- a/arch/x86/kernel/setup.c
+++ b/arch/x86/kernel/setup.c
@@ -379,9 +379,11 @@ static void __init reserve_initrd(void)
* If SME is active, this memory will be marked encrypted by the
* kernel when it is accessed (including relocation). However, the
* ramdisk image was loaded decrypted by the bootloader, so make
- * sure that it is encrypted before accessing it.
+ * sure that it is encrypted before accessing it. For SEV the
+ * ramdisk will already be encyrpted, so only do this for SME.
*/
- sme_early_encrypt(ramdisk_image, ramdisk_end - ramdisk_image);
+ if (sme_active())
+ sme_early_encrypt(ramdisk_image, ramdisk_end - ramdisk_image);
initrd_start = 0;
--
2.9.4
