diff options
| author | James Hogan <james.hogan@imgtec.com> | 2015-12-16 23:49:29 +0000 |
|---|---|---|
| committer | Ralf Baechle <ralf@linux-mips.org> | 2016-01-24 03:09:36 +0100 |
| commit | e318f0fd37b630ea02dd9147beb1224789dc197f (patch) | |
| tree | e3e5ed1b69b51f8d7d4004a488614817656ba9ab | |
| parent | 9fd4af639b8585a0c9949e6e3ffc8e2c829dedb5 (diff) | |
| download | linux-e318f0fd37b630ea02dd9147beb1224789dc197f.tar.bz2 | |
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: James 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: Ralf Baechle <ralf@linux-mips.org>
| -rw-r--r-- | arch/mips/include/asm/kvm_host.h | 1 | ||||
| -rw-r--r-- | arch/mips/kvm/tlb.c | 37 |
2 files changed, 0 insertions, 38 deletions
diff --git a/arch/mips/include/asm/kvm_host.h b/arch/mips/include/asm/kvm_host.h index b14265d8d606..16f647347357 100644 --- a/arch/mips/include/asm/kvm_host.h +++ b/arch/mips/include/asm/kvm_host.h @@ -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); diff --git a/arch/mips/kvm/tlb.c b/arch/mips/kvm/tlb.c index 3d3f22301a35..2c0997447448 100644 --- a/arch/mips/kvm/tlb.c +++ b/arch/mips/kvm/tlb.c @@ -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; |