Commit 5053c3f0519c ("KVM: arm64: Use hVHE in pKVM by default on CPUs with
VHE support") modified the behaviour of "kvm-arm.mode=protected" without
the updating the kernel parameters doc.
Update it to match the current implementation.
Cc: Will Deacon <will@xxxxxxxxxx>
Cc: Marc Zyngier <maz@xxxxxxxxxx>
Signed-off-by: Mostafa Saleh <smostafa@xxxxxxxxxx>
---
Documentation/admin-guide/kernel-parameters.txt | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt
index bb48ae24ae69..59a0dd7e2de6 100644
--- a/Documentation/admin-guide/kernel-parameters.txt
+++ b/Documentation/admin-guide/kernel-parameters.txt
@@ -2723,8 +2723,12 @@
nvhe: Standard nVHE-based mode, without support for
protected guests.
- protected: nVHE-based mode with support for guests whose
+ protected: hVHE-based mode with support for guests whose
state is kept private from the host.
+ In case hVHE is not supported in hardware, it will
+ boot with protected nVHE.
+ nVHE protected mode can still be forced on VHE systems
+ using "kvm_arm.mode=protected arm64_sw.hvhe=0 id_aa64mmfr1.vh=0"
nested: VHE-based mode with support for nested
virtualization. Requires at least ARMv8.3
--
2.47.0.105.g07ac214952-goog
