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[PATCH] x86/tboot: adjust Kconfig default
- To: "xen-devel@xxxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxxx>
- From: Jan Beulich <jbeulich@xxxxxxxx>
- Date: Thu, 3 Mar 2022 10:49:45 +0100
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- Cc: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>, Wei Liu <wl@xxxxxxx>, Roger Pau Monné <roger.pau@xxxxxxxxxx>, Lukasz Hawrylko <lukasz.hawrylko@xxxxxxxxxxxxxxx>, Daniel Smith <dpsmith@xxxxxxxxxxxxxxxxxxxx>, Mateusz Mówka <mateusz.mowka@xxxxxxxxx>
- Delivery-date: Thu, 03 Mar 2022 09:49:59 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
We shouldn't include unsupported code by default, with not even a means
for its building to be disabled. Convert the dependency from merely
affecting the prompt's visibility to a real one.
Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx>
---
We could of course go further and make the default also account for
DEBUG, as is done elsewhere.
--- a/xen/arch/x86/Kconfig
+++ b/xen/arch/x86/Kconfig
@@ -193,14 +193,15 @@ config HVM_FEP
If unsure, say N.
config TBOOT
- bool "Xen tboot support (UNSUPPORTED)" if UNSUPPORTED
- default y if !PV_SHIM_EXCLUSIVE
+ bool "Xen tboot support (UNSUPPORTED)"
+ depends on UNSUPPORTED
+ default !PV_SHIM_EXCLUSIVE
select CRYPTO
---help---
Allows support for Trusted Boot using the Intel(R) Trusted Execution
Technology (TXT)
- If unsure, say Y.
+ If unsure, stay with the default.
choice
prompt "Alignment of Xen image"
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