summaryrefslogtreecommitdiffstats
path: root/arch/mips/kvm/tlb.c
diff options
context:
space:
mode:
authorJames Hogan <james.hogan@imgtec.com>2015-12-17 00:49:29 +0100
committerRalf Baechle <ralf@linux-mips.org>2016-01-24 03:09:36 +0100
commite318f0fd37b630ea02dd9147beb1224789dc197f (patch)
treee3e5ed1b69b51f8d7d4004a488614817656ba9ab /arch/mips/kvm/tlb.c
parentMIPS: Move definition of DC bit to mipsregs.h (diff)
downloadlinux-e318f0fd37b630ea02dd9147beb1224789dc197f.tar.xz
linux-e318f0fd37b630ea02dd9147beb1224789dc197f.zip
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>
Diffstat (limited to 'arch/mips/kvm/tlb.c')
-rw-r--r--arch/mips/kvm/tlb.c37
1 files changed, 0 insertions, 37 deletions
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;