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authorJames Hogan <james.hogan@imgtec.com>2016-06-09 14:19:05 +0100
committerPaolo Bonzini <pbonzini@redhat.com>2016-06-14 11:02:39 +0200
commite4e94c0fc8d66975f0822c52d04b366c6250dc64 (patch)
treea928b26d4e3d60907b01b5ba703f52db86735c78 /arch/mips/kvm/emulate.c
parentd40dd9e8da02a9905dea2329c0a8404ab8436622 (diff)
MIPS: KVM: Drop unused host_cp0_entryhi
The host EntryHi in the KVM VCPU context is virtually unused. It gets stored on exceptions, but only ever used in a kvm_debug() when a TLB miss occurs. Drop it entirely, removing that information from the kvm_debug output. Signed-off-by: James Hogan <james.hogan@imgtec.com> Cc: Ralf Baechle <ralf@linux-mips.org> Cc: Paolo Bonzini <pbonzini@redhat.com> Cc: Radim Krčmář <rkrcmar@redhat.com> Cc: linux-mips@linux-mips.org Cc: kvm@vger.kernel.org Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'arch/mips/kvm/emulate.c')
-rw-r--r--arch/mips/kvm/emulate.c5
1 files changed, 2 insertions, 3 deletions
diff --git a/arch/mips/kvm/emulate.c b/arch/mips/kvm/emulate.c
index 645c8a1982a7..2836668d63fc 100644
--- a/arch/mips/kvm/emulate.c
+++ b/arch/mips/kvm/emulate.c
@@ -1634,7 +1634,6 @@ enum emulation_result kvm_mips_emulate_cache(uint32_t inst, uint32_t *opc,
(cop0) & KVM_ENTRYHI_ASID));
if (index < 0) {
- vcpu->arch.host_cp0_entryhi = (va & VPN2_MASK);
vcpu->arch.host_cp0_badvaddr = va;
vcpu->arch.pc = curr_pc;
er = kvm_mips_emulate_tlbmiss_ld(cause, NULL, run,
@@ -2576,8 +2575,8 @@ enum emulation_result kvm_mips_handle_tlbmiss(unsigned long cause,
unsigned long va = vcpu->arch.host_cp0_badvaddr;
int index;
- kvm_debug("kvm_mips_handle_tlbmiss: badvaddr: %#lx, entryhi: %#lx\n",
- vcpu->arch.host_cp0_badvaddr, vcpu->arch.host_cp0_entryhi);
+ kvm_debug("kvm_mips_handle_tlbmiss: badvaddr: %#lx\n",
+ vcpu->arch.host_cp0_badvaddr);
/*
* KVM would not have got the exception if this entry was valid in the