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Diffstat (limited to 'arch/arm64/kvm/arm.c')
-rw-r--r--arch/arm64/kvm/arm.c15
1 files changed, 10 insertions, 5 deletions
diff --git a/arch/arm64/kvm/arm.c b/arch/arm64/kvm/arm.c
index 446f628a9de1..94d33e296e10 100644
--- a/arch/arm64/kvm/arm.c
+++ b/arch/arm64/kvm/arm.c
@@ -2269,6 +2269,16 @@ static int __init early_kvm_mode_cfg(char *arg)
if (!arg)
return -EINVAL;
+ if (strcmp(arg, "none") == 0) {
+ kvm_mode = KVM_MODE_NONE;
+ return 0;
+ }
+
+ if (!is_hyp_mode_available()) {
+ pr_warn_once("KVM is not available. Ignoring kvm-arm.mode\n");
+ return 0;
+ }
+
if (strcmp(arg, "protected") == 0) {
if (!is_kernel_in_hyp_mode())
kvm_mode = KVM_MODE_PROTECTED;
@@ -2283,11 +2293,6 @@ static int __init early_kvm_mode_cfg(char *arg)
return 0;
}
- if (strcmp(arg, "none") == 0) {
- kvm_mode = KVM_MODE_NONE;
- return 0;
- }
-
return -EINVAL;
}
early_param("kvm-arm.mode", early_kvm_mode_cfg);