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Commit e318f0fd authored by James Hogan's avatar James Hogan Committed by Ralf Baechle
Browse files

MIPS: KVM: Drop unused kvm_mips_host_tlb_inv_index() 



The function kvm_mips_host_tlb_inv_index() is unused, so drop it
completely.

Signed-off-by: default avatarJames Hogan <james.hogan@imgtec.com>
Cc: Ralf Baechle <ralf@linux-mips.org>
Cc: Gleb Natapov <gleb@kernel.org>
Cc: Paolo Bonzini <pbonzini@redhat.com>
Cc: linux-mips@linux-mips.org
Cc: kvm@vger.kernel.org
Patchwork: https://patchwork.linux-mips.org/patch/11886/


Signed-off-by: default avatarRalf Baechle <ralf@linux-mips.org>
parent 9fd4af63

arch/mips/include/asm/kvm_host.h

+0 −1
Original line number Diff line number Diff line
@@ -678,7 +678,6 @@ extern void kvm_mips_dump_host_tlbs(void); 
extern void kvm_mips_dump_guest_tlbs(struct kvm_vcpu *vcpu);

extern void kvm_mips_flush_host_tlb(int skip_kseg0);

extern int kvm_mips_host_tlb_inv(struct kvm_vcpu *vcpu, unsigned long entryhi);

extern int kvm_mips_host_tlb_inv_index(struct kvm_vcpu *vcpu, int index);



extern int kvm_mips_guest_tlb_lookup(struct kvm_vcpu *vcpu,

				     unsigned long entryhi);

arch/mips/kvm/tlb.c

+0 −37
Original line number Diff line number Diff line
@@ -507,43 +507,6 @@ int kvm_mips_host_tlb_inv(struct kvm_vcpu *vcpu, unsigned long va) 
}

EXPORT_SYMBOL(kvm_mips_host_tlb_inv);



/* XXXKYMA: Fix Guest USER/KERNEL no longer share the same ASID */

int kvm_mips_host_tlb_inv_index(struct kvm_vcpu *vcpu, int index)

{

	unsigned long flags, old_entryhi;



	if (index >= current_cpu_data.tlbsize)

		BUG();



	local_irq_save(flags);



	old_entryhi = read_c0_entryhi();



	write_c0_entryhi(UNIQUE_ENTRYHI(index));

	mtc0_tlbw_hazard();



	write_c0_index(index);

	mtc0_tlbw_hazard();



	write_c0_entrylo0(0);

	mtc0_tlbw_hazard();



	write_c0_entrylo1(0);

	mtc0_tlbw_hazard();



	tlb_write_indexed();

	mtc0_tlbw_hazard();

	tlbw_use_hazard();



	write_c0_entryhi(old_entryhi);

	mtc0_tlbw_hazard();

	tlbw_use_hazard();



	local_irq_restore(flags);



	return 0;

}



void kvm_mips_flush_host_tlb(int skip_kseg0)

{

	unsigned long flags;