[RFC PATCH v7 08/28] HACK! KVM: arm64: Disable SPE virtualization if protected KVM is enabled

[Alexandru Elisei]

For RFC only.

Signed-off-by: Alexandru Elisei <alexandru.elisei at arm.com>
---
 arch/arm64/kvm/spe.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/arch/arm64/kvm/spe.c b/arch/arm64/kvm/spe.c
index 646806a60d66..97160d1fae81 100644
--- a/arch/arm64/kvm/spe.c
+++ b/arch/arm64/kvm/spe.c
@@ -22,6 +22,10 @@ void kvm_spe_add_instance(struct arm_spe_pmu *spe_pmu)
 {
 	struct spe_pmu_entry *entry;
 
+	/* TODO: pKVM support */
+	if (is_protected_kvm_enabled())
+		return;
+
 	guard(mutex)(&spe_pmus_lock);
 
 	entry = kmalloc(sizeof(*entry), GFP_KERNEL);
-- 
2.43.0