arm/arm64: KVM: Map the BSS at HYP

[cascardo/linux.git] / arch / arm / kvm / arm.c

diff --git a/arch/arm/kvm/arm.c b/arch/arm/kvm/arm.c
index 03e9273..08bb84f 100644 (file)
--- a/arch/arm/kvm/arm.c
+++ b/arch/arm/kvm/arm.c
@@ -1312,6 +1312,13 @@ static int init_hyp_mode(void)
                goto out_err;
        }
 
+       err = create_hyp_mappings(kvm_ksym_ref(__bss_start),
+                                 kvm_ksym_ref(__bss_stop), PAGE_HYP_RO);
+       if (err) {
+               kvm_err("Cannot map bss section\n");
+               goto out_err;
+       }
+
        /*
         * Map the Hyp stack pages
         */