[PATCH 3/9] nitro_enclaves: Enable Arm64 support

Tim Gardner tim.gardner at canonical.com
Thu Dec 2 13:46:16 UTC 2021


From: Andra Paraschiv <andraprs at amazon.com>

BugLink: https://bugs.launchpad.net/bugs/1951873

Update the kernel config to enable the Nitro Enclaves kernel driver for
Arm64 support.

Reviewed-by: George-Aurelian Popescu <popegeo at amazon.com>
Acked-by: Stefano Garzarella <sgarzare at redhat.com>
Signed-off-by: Andra Paraschiv <andraprs at amazon.com>
Link: https://lore.kernel.org/r/20210827154930.40608-2-andraprs@amazon.com
Signed-off-by: Greg Kroah-Hartman <gregkh at linuxfoundation.org>
(cherry picked from commit f7e55f05301e71af557c45224817438670225aa7)
Signed-off-by: Tim Gardner <tim.gardner at canonical.com>
---
 drivers/virt/nitro_enclaves/Kconfig | 8 ++------
 1 file changed, 2 insertions(+), 6 deletions(-)

diff --git a/drivers/virt/nitro_enclaves/Kconfig b/drivers/virt/nitro_enclaves/Kconfig
index 8c9387a232df..f53740b941c0 100644
--- a/drivers/virt/nitro_enclaves/Kconfig
+++ b/drivers/virt/nitro_enclaves/Kconfig
@@ -1,17 +1,13 @@
 # SPDX-License-Identifier: GPL-2.0
 #
-# Copyright 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+# Copyright 2020-2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
 
 # Amazon Nitro Enclaves (NE) support.
 # Nitro is a hypervisor that has been developed by Amazon.
 
-# TODO: Add dependency for ARM64 once NE is supported on Arm platforms. For now,
-# the NE kernel driver can be built for aarch64 arch.
-# depends on (ARM64 || X86) && HOTPLUG_CPU && PCI && SMP
-
 config NITRO_ENCLAVES
 	tristate "Nitro Enclaves Support"
-	depends on X86 && HOTPLUG_CPU && PCI && SMP
+	depends on (ARM64 || X86) && HOTPLUG_CPU && PCI && SMP
 	help
 	  This driver consists of support for enclave lifetime management
 	  for Nitro Enclaves (NE).
-- 
2.34.1




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