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Diffstat (limited to 'arch/arm/kvm/hyp/tlb.c')
-rw-r--r--arch/arm/kvm/hyp/tlb.c28
1 files changed, 18 insertions, 10 deletions
diff --git a/arch/arm/kvm/hyp/tlb.c b/arch/arm/kvm/hyp/tlb.c
index a2636001e616..6d810af2d9fd 100644
--- a/arch/arm/kvm/hyp/tlb.c
+++ b/arch/arm/kvm/hyp/tlb.c
@@ -34,7 +34,7 @@
* As v7 does not support flushing per IPA, just nuke the whole TLB
* instead, ignoring the ipa value.
*/
-static void __hyp_text __tlb_flush_vmid(struct kvm *kvm)
+void __hyp_text __kvm_tlb_flush_vmid(struct kvm *kvm)
{
dsb(ishst);
@@ -50,21 +50,29 @@ static void __hyp_text __tlb_flush_vmid(struct kvm *kvm)
write_sysreg(0, VTTBR);
}
-__alias(__tlb_flush_vmid) void __kvm_tlb_flush_vmid(struct kvm *kvm);
-
-static void __hyp_text __tlb_flush_vmid_ipa(struct kvm *kvm, phys_addr_t ipa)
+void __hyp_text __kvm_tlb_flush_vmid_ipa(struct kvm *kvm, phys_addr_t ipa)
{
- __tlb_flush_vmid(kvm);
+ __kvm_tlb_flush_vmid(kvm);
}
-__alias(__tlb_flush_vmid_ipa) void __kvm_tlb_flush_vmid_ipa(struct kvm *kvm,
- phys_addr_t ipa);
+void __hyp_text __kvm_tlb_flush_local_vmid(struct kvm_vcpu *vcpu)
+{
+ struct kvm *kvm = kern_hyp_va(kern_hyp_va(vcpu)->kvm);
+
+ /* Switch to requested VMID */
+ write_sysreg(kvm->arch.vttbr, VTTBR);
+ isb();
+
+ write_sysreg(0, TLBIALL);
+ dsb(nsh);
+ isb();
+
+ write_sysreg(0, VTTBR);
+}
-static void __hyp_text __tlb_flush_vm_context(void)
+void __hyp_text __kvm_flush_vm_context(void)
{
write_sysreg(0, TLBIALLNSNHIS);
write_sysreg(0, ICIALLUIS);
dsb(ish);
}
-
-__alias(__tlb_flush_vm_context) void __kvm_flush_vm_context(void);
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