KVM: MIPS: Add fast path TLB refill handler

Use functions from the general MIPS TLB exception vector generation code
(tlbex.c) to construct a fast path TLB refill handler similar to the
general one, but cut down and capable of preserving K0 and K1.

Signed-off-by: James Hogan <james.hogan@imgtec.com>
Cc: Paolo Bonzini <pbonzini@redhat.com>
Cc: "Radim Krčmář" <rkrcmar@redhat.com>
Cc: Ralf Baechle <ralf@linux-mips.org>
Cc: linux-mips@linux-mips.org
Cc: kvm@vger.kernel.org

1 files changed, 1 insertions, 0 deletions

diff --git a/arch/mips/include/asm/kvm_host.h b/arch/mips/include/asm/kvm_host.h
index fea538fc5331..80928ffa0150 100644
--- a/arch/mips/include/asm/kvm_host.h
+++ b/arch/mips/include/asm/kvm_host.h
@@ -554,6 +554,7 @@ extern int kvm_mips_handle_exit(struct kvm_run *run, struct kvm_vcpu *vcpu);
 /* Building of entry/exception code */
 int kvm_mips_entry_setup(void);
 void *kvm_mips_build_vcpu_run(void *addr);
+void *kvm_mips_build_tlb_refill_exception(void *addr, void *handler);
 void *kvm_mips_build_exception(void *addr, void *handler);
 void *kvm_mips_build_exit(void *addr);