[PATCH 3/3] KVM: PPC: Kill kvmppc_ops::mmu_destroy() and kvmppc_mmu_destroy()
Greg Kurz
groug at kaod.org
Thu Mar 19 04:43:42 AEDT 2020
These are only used by HV KVM and BookE, and in both cases they are
nops.
Signed-off-by: Greg Kurz <groug at kaod.org>
---
arch/powerpc/include/asm/kvm_ppc.h | 2 --
arch/powerpc/kvm/book3s.c | 5 -----
arch/powerpc/kvm/book3s_hv.c | 6 ------
arch/powerpc/kvm/book3s_pr.c | 1 -
arch/powerpc/kvm/booke.c | 5 -----
arch/powerpc/kvm/booke.h | 2 --
arch/powerpc/kvm/e500.c | 1 -
arch/powerpc/kvm/e500_mmu.c | 4 ----
arch/powerpc/kvm/e500mc.c | 1 -
9 files changed, 27 deletions(-)
diff --git a/arch/powerpc/include/asm/kvm_ppc.h b/arch/powerpc/include/asm/kvm_ppc.h
index 399a657c1bf3..be627367e3bd 100644
--- a/arch/powerpc/include/asm/kvm_ppc.h
+++ b/arch/powerpc/include/asm/kvm_ppc.h
@@ -107,7 +107,6 @@ extern void kvmppc_mmu_map(struct kvm_vcpu *vcpu, u64 gvaddr, gpa_t gpaddr,
unsigned int gtlb_idx);
extern void kvmppc_mmu_priv_switch(struct kvm_vcpu *vcpu, int usermode);
extern void kvmppc_mmu_switch_pid(struct kvm_vcpu *vcpu, u32 pid);
-extern void kvmppc_mmu_destroy(struct kvm_vcpu *vcpu);
extern int kvmppc_mmu_dtlb_index(struct kvm_vcpu *vcpu, gva_t eaddr);
extern int kvmppc_mmu_itlb_index(struct kvm_vcpu *vcpu, gva_t eaddr);
extern gpa_t kvmppc_mmu_xlate(struct kvm_vcpu *vcpu, unsigned int gtlb_index,
@@ -290,7 +289,6 @@ struct kvmppc_ops {
int (*age_hva)(struct kvm *kvm, unsigned long start, unsigned long end);
int (*test_age_hva)(struct kvm *kvm, unsigned long hva);
void (*set_spte_hva)(struct kvm *kvm, unsigned long hva, pte_t pte);
- void (*mmu_destroy)(struct kvm_vcpu *vcpu);
void (*free_memslot)(struct kvm_memory_slot *free,
struct kvm_memory_slot *dont);
int (*create_memslot)(struct kvm_memory_slot *slot,
diff --git a/arch/powerpc/kvm/book3s.c b/arch/powerpc/kvm/book3s.c
index d07a8e12fa15..19ccb019eb3b 100644
--- a/arch/powerpc/kvm/book3s.c
+++ b/arch/powerpc/kvm/book3s.c
@@ -858,11 +858,6 @@ int kvm_set_spte_hva(struct kvm *kvm, unsigned long hva, pte_t pte)
return 0;
}
-void kvmppc_mmu_destroy(struct kvm_vcpu *vcpu)
-{
- vcpu->kvm->arch.kvm_ops->mmu_destroy(vcpu);
-}
-
int kvmppc_core_init_vm(struct kvm *kvm)
{
diff --git a/arch/powerpc/kvm/book3s_hv.c b/arch/powerpc/kvm/book3s_hv.c
index 2cefd071b848..48d0bce16164 100644
--- a/arch/powerpc/kvm/book3s_hv.c
+++ b/arch/powerpc/kvm/book3s_hv.c
@@ -4558,11 +4558,6 @@ void kvmppc_update_lpcr(struct kvm *kvm, unsigned long lpcr, unsigned long mask)
}
}
-static void kvmppc_mmu_destroy_hv(struct kvm_vcpu *vcpu)
-{
- return;
-}
-
void kvmppc_setup_partition_table(struct kvm *kvm)
{
unsigned long dw0, dw1;
@@ -5526,7 +5521,6 @@ static struct kvmppc_ops kvm_ops_hv = {
.age_hva = kvm_age_hva_hv,
.test_age_hva = kvm_test_age_hva_hv,
.set_spte_hva = kvm_set_spte_hva_hv,
- .mmu_destroy = kvmppc_mmu_destroy_hv,
.free_memslot = kvmppc_core_free_memslot_hv,
.create_memslot = kvmppc_core_create_memslot_hv,
.init_vm = kvmppc_core_init_vm_hv,
diff --git a/arch/powerpc/kvm/book3s_pr.c b/arch/powerpc/kvm/book3s_pr.c
index 28e63a68a3dc..5cc88203f435 100644
--- a/arch/powerpc/kvm/book3s_pr.c
+++ b/arch/powerpc/kvm/book3s_pr.c
@@ -2098,7 +2098,6 @@ static struct kvmppc_ops kvm_ops_pr = {
.age_hva = kvm_age_hva_pr,
.test_age_hva = kvm_test_age_hva_pr,
.set_spte_hva = kvm_set_spte_hva_pr,
- .mmu_destroy = kvmppc_mmu_destroy_pr,
.free_memslot = kvmppc_core_free_memslot_pr,
.create_memslot = kvmppc_core_create_memslot_pr,
.init_vm = kvmppc_core_init_vm_pr,
diff --git a/arch/powerpc/kvm/booke.c b/arch/powerpc/kvm/booke.c
index 7b27604adadf..8a516d947405 100644
--- a/arch/powerpc/kvm/booke.c
+++ b/arch/powerpc/kvm/booke.c
@@ -2074,11 +2074,6 @@ void kvmppc_booke_vcpu_put(struct kvm_vcpu *vcpu)
kvmppc_clear_dbsr();
}
-void kvmppc_mmu_destroy(struct kvm_vcpu *vcpu)
-{
- vcpu->kvm->arch.kvm_ops->mmu_destroy(vcpu);
-}
-
int kvmppc_core_init_vm(struct kvm *kvm)
{
return kvm->arch.kvm_ops->init_vm(kvm);
diff --git a/arch/powerpc/kvm/booke.h b/arch/powerpc/kvm/booke.h
index 9d3169fbce55..65b4d337d337 100644
--- a/arch/powerpc/kvm/booke.h
+++ b/arch/powerpc/kvm/booke.h
@@ -94,7 +94,6 @@ enum int_class {
void kvmppc_set_pending_interrupt(struct kvm_vcpu *vcpu, enum int_class type);
-extern void kvmppc_mmu_destroy_e500(struct kvm_vcpu *vcpu);
extern int kvmppc_core_emulate_op_e500(struct kvm_run *run,
struct kvm_vcpu *vcpu,
unsigned int inst, int *advance);
@@ -102,7 +101,6 @@ extern int kvmppc_core_emulate_mtspr_e500(struct kvm_vcpu *vcpu, int sprn,
ulong spr_val);
extern int kvmppc_core_emulate_mfspr_e500(struct kvm_vcpu *vcpu, int sprn,
ulong *spr_val);
-extern void kvmppc_mmu_destroy_e500(struct kvm_vcpu *vcpu);
extern int kvmppc_core_emulate_op_e500(struct kvm_run *run,
struct kvm_vcpu *vcpu,
unsigned int inst, int *advance);
diff --git a/arch/powerpc/kvm/e500.c b/arch/powerpc/kvm/e500.c
index f2b4feaff6d2..7e8b69015d20 100644
--- a/arch/powerpc/kvm/e500.c
+++ b/arch/powerpc/kvm/e500.c
@@ -490,7 +490,6 @@ static struct kvmppc_ops kvm_ops_e500 = {
.vcpu_put = kvmppc_core_vcpu_put_e500,
.vcpu_create = kvmppc_core_vcpu_create_e500,
.vcpu_free = kvmppc_core_vcpu_free_e500,
- .mmu_destroy = kvmppc_mmu_destroy_e500,
.init_vm = kvmppc_core_init_vm_e500,
.destroy_vm = kvmppc_core_destroy_vm_e500,
.emulate_op = kvmppc_core_emulate_op_e500,
diff --git a/arch/powerpc/kvm/e500_mmu.c b/arch/powerpc/kvm/e500_mmu.c
index 2d910b87e441..e131fbecdcc4 100644
--- a/arch/powerpc/kvm/e500_mmu.c
+++ b/arch/powerpc/kvm/e500_mmu.c
@@ -533,10 +533,6 @@ gpa_t kvmppc_mmu_xlate(struct kvm_vcpu *vcpu, unsigned int index,
return get_tlb_raddr(gtlbe) | (eaddr & pgmask);
}
-void kvmppc_mmu_destroy_e500(struct kvm_vcpu *vcpu)
-{
-}
-
/*****************************************/
static void free_gtlb(struct kvmppc_vcpu_e500 *vcpu_e500)
diff --git a/arch/powerpc/kvm/e500mc.c b/arch/powerpc/kvm/e500mc.c
index e6b06cb2b92c..1c189b5aadcc 100644
--- a/arch/powerpc/kvm/e500mc.c
+++ b/arch/powerpc/kvm/e500mc.c
@@ -376,7 +376,6 @@ static struct kvmppc_ops kvm_ops_e500mc = {
.vcpu_put = kvmppc_core_vcpu_put_e500mc,
.vcpu_create = kvmppc_core_vcpu_create_e500mc,
.vcpu_free = kvmppc_core_vcpu_free_e500mc,
- .mmu_destroy = kvmppc_mmu_destroy_e500,
.init_vm = kvmppc_core_init_vm_e500mc,
.destroy_vm = kvmppc_core_destroy_vm_e500mc,
.emulate_op = kvmppc_core_emulate_op_e500,
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