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Date: Fri, 28 Jan 2022 00:52:07 +0000
From: Sean Christopherson <seanjc@...gle.com>
To: Paolo Bonzini <pbonzini@...hat.com>
Cc: Sean Christopherson <seanjc@...gle.com>,
Vitaly Kuznetsov <vkuznets@...hat.com>,
Wanpeng Li <wanpengli@...cent.com>,
Jim Mattson <jmattson@...gle.com>,
Joerg Roedel <joro@...tes.org>, kvm@...r.kernel.org,
linux-kernel@...r.kernel.org, Like Xu <like.xu.linux@...il.com>
Subject: [PATCH 21/22] KVM: SVM: Rename hook implementations to conform to
kvm_x86_ops' names
Massage SVM's implementation names that still diverge from kvm_x86_ops to
allow for wiring up all SVM-defined functions via kvm-x86-ops.h.
No functional change intended.
Signed-off-by: Sean Christopherson <seanjc@...gle.com>
---
arch/x86/kvm/svm/sev.c | 4 ++--
arch/x86/kvm/svm/svm.c | 40 ++++++++++++++++++++--------------------
arch/x86/kvm/svm/svm.h | 6 +++---
3 files changed, 25 insertions(+), 25 deletions(-)
diff --git a/arch/x86/kvm/svm/sev.c b/arch/x86/kvm/svm/sev.c
index 4662e5fd7559..f4d88292f337 100644
--- a/arch/x86/kvm/svm/sev.c
+++ b/arch/x86/kvm/svm/sev.c
@@ -2173,7 +2173,7 @@ void __init sev_hardware_setup(void)
#endif
}
-void sev_hardware_teardown(void)
+void sev_hardware_unsetup(void)
{
if (!sev_enabled)
return;
@@ -2907,7 +2907,7 @@ void sev_es_vcpu_reset(struct vcpu_svm *svm)
sev_enc_bit));
}
-void sev_es_prepare_guest_switch(struct vmcb_save_area *hostsa)
+void sev_es_prepare_switch_to_guest(struct vmcb_save_area *hostsa)
{
/*
* As an SEV-ES guest, hardware will restore the host state on VMEXIT,
diff --git a/arch/x86/kvm/svm/svm.c b/arch/x86/kvm/svm/svm.c
index a075c6458a27..7f70f456a5a5 100644
--- a/arch/x86/kvm/svm/svm.c
+++ b/arch/x86/kvm/svm/svm.c
@@ -353,7 +353,7 @@ static void svm_set_interrupt_shadow(struct kvm_vcpu *vcpu, int mask)
}
-static int skip_emulated_instruction(struct kvm_vcpu *vcpu)
+static int svm_skip_emulated_instruction(struct kvm_vcpu *vcpu)
{
struct vcpu_svm *svm = to_svm(vcpu);
@@ -401,7 +401,7 @@ static void svm_queue_exception(struct kvm_vcpu *vcpu)
* raises a fault that is not intercepted. Still better than
* failing in all cases.
*/
- (void)skip_emulated_instruction(vcpu);
+ (void)svm_skip_emulated_instruction(vcpu);
rip = kvm_rip_read(vcpu);
svm->int3_rip = rip + svm->vmcb->save.cs.base;
svm->int3_injected = rip - old_rip;
@@ -873,11 +873,11 @@ static void shrink_ple_window(struct kvm_vcpu *vcpu)
}
}
-static void svm_hardware_teardown(void)
+static void svm_hardware_unsetup(void)
{
int cpu;
- sev_hardware_teardown();
+ sev_hardware_unsetup();
for_each_possible_cpu(cpu)
svm_cpu_uninit(cpu);
@@ -1175,7 +1175,7 @@ void svm_switch_vmcb(struct vcpu_svm *svm, struct kvm_vmcb_info *target_vmcb)
svm->vmcb = target_vmcb->ptr;
}
-static int svm_create_vcpu(struct kvm_vcpu *vcpu)
+static int svm_vcpu_create(struct kvm_vcpu *vcpu)
{
struct vcpu_svm *svm;
struct page *vmcb01_page;
@@ -1246,7 +1246,7 @@ static void svm_clear_current_vmcb(struct vmcb *vmcb)
cmpxchg(&per_cpu(svm_data, i)->current_vmcb, vmcb, NULL);
}
-static void svm_free_vcpu(struct kvm_vcpu *vcpu)
+static void svm_vcpu_free(struct kvm_vcpu *vcpu)
{
struct vcpu_svm *svm = to_svm(vcpu);
@@ -1265,7 +1265,7 @@ static void svm_free_vcpu(struct kvm_vcpu *vcpu)
__free_pages(virt_to_page(svm->msrpm), get_order(MSRPM_SIZE));
}
-static void svm_prepare_guest_switch(struct kvm_vcpu *vcpu)
+static void svm_prepare_switch_to_guest(struct kvm_vcpu *vcpu)
{
struct vcpu_svm *svm = to_svm(vcpu);
struct svm_cpu_data *sd = per_cpu(svm_data, vcpu->cpu);
@@ -1285,7 +1285,7 @@ static void svm_prepare_guest_switch(struct kvm_vcpu *vcpu)
struct vmcb_save_area *hostsa;
hostsa = (struct vmcb_save_area *)(page_address(sd->save_area) + 0x400);
- sev_es_prepare_guest_switch(hostsa);
+ sev_es_prepare_switch_to_guest(hostsa);
}
if (tsc_scaling) {
@@ -2272,7 +2272,7 @@ static int task_switch_interception(struct kvm_vcpu *vcpu)
int_type == SVM_EXITINTINFO_TYPE_SOFT ||
(int_type == SVM_EXITINTINFO_TYPE_EXEPT &&
(int_vec == OF_VECTOR || int_vec == BP_VECTOR))) {
- if (!skip_emulated_instruction(vcpu))
+ if (!svm_skip_emulated_instruction(vcpu))
return 0;
}
@@ -3192,7 +3192,7 @@ static void svm_get_exit_info(struct kvm_vcpu *vcpu, u32 *reason,
*error_code = 0;
}
-static int handle_exit(struct kvm_vcpu *vcpu, fastpath_t exit_fastpath)
+static int svm_handle_exit(struct kvm_vcpu *vcpu, fastpath_t exit_fastpath)
{
struct vcpu_svm *svm = to_svm(vcpu);
struct kvm_run *kvm_run = vcpu->run;
@@ -3289,7 +3289,7 @@ static void svm_inject_nmi(struct kvm_vcpu *vcpu)
++vcpu->stat.nmi_injections;
}
-static void svm_set_irq(struct kvm_vcpu *vcpu)
+static void svm_inject_irq(struct kvm_vcpu *vcpu)
{
struct vcpu_svm *svm = to_svm(vcpu);
@@ -4199,7 +4199,7 @@ static int svm_enter_smm(struct kvm_vcpu *vcpu, char *smstate)
* by 0x400 (matches the offset of 'struct vmcb_save_area'
* within 'struct vmcb'). Note: HSAVE area may also be used by
* L1 hypervisor to save additional host context (e.g. KVM does
- * that, see svm_prepare_guest_switch()) which must be
+ * that, see svm_prepare_switch_to_guest()) which must be
* preserved.
*/
if (kvm_vcpu_map(vcpu, gpa_to_gfn(svm->nested.hsave_msr),
@@ -4467,21 +4467,21 @@ static int svm_vm_init(struct kvm *kvm)
static struct kvm_x86_ops svm_x86_ops __initdata = {
.name = "kvm_amd",
- .hardware_unsetup = svm_hardware_teardown,
+ .hardware_unsetup = svm_hardware_unsetup,
.hardware_enable = svm_hardware_enable,
.hardware_disable = svm_hardware_disable,
.cpu_has_accelerated_tpr = svm_cpu_has_accelerated_tpr,
.has_emulated_msr = svm_has_emulated_msr,
- .vcpu_create = svm_create_vcpu,
- .vcpu_free = svm_free_vcpu,
+ .vcpu_create = svm_vcpu_create,
+ .vcpu_free = svm_vcpu_free,
.vcpu_reset = svm_vcpu_reset,
.vm_size = sizeof(struct kvm_svm),
.vm_init = svm_vm_init,
.vm_destroy = svm_vm_destroy,
- .prepare_switch_to_guest = svm_prepare_guest_switch,
+ .prepare_switch_to_guest = svm_prepare_switch_to_guest,
.vcpu_load = svm_vcpu_load,
.vcpu_put = svm_vcpu_put,
.vcpu_blocking = avic_vcpu_blocking,
@@ -4519,13 +4519,13 @@ static struct kvm_x86_ops svm_x86_ops __initdata = {
.vcpu_pre_run = svm_vcpu_pre_run,
.vcpu_run = svm_vcpu_run,
- .handle_exit = handle_exit,
- .skip_emulated_instruction = skip_emulated_instruction,
+ .handle_exit = svm_handle_exit,
+ .skip_emulated_instruction = svm_skip_emulated_instruction,
.update_emulated_instruction = NULL,
.set_interrupt_shadow = svm_set_interrupt_shadow,
.get_interrupt_shadow = svm_get_interrupt_shadow,
.patch_hypercall = svm_patch_hypercall,
- .inject_irq = svm_set_irq,
+ .inject_irq = svm_inject_irq,
.inject_nmi = svm_inject_nmi,
.queue_exception = svm_queue_exception,
.cancel_injection = svm_cancel_injection,
@@ -4830,7 +4830,7 @@ static __init int svm_hardware_setup(void)
return 0;
err:
- svm_hardware_teardown();
+ svm_hardware_unsetup();
return r;
}
diff --git a/arch/x86/kvm/svm/svm.h b/arch/x86/kvm/svm/svm.h
index 67c17509c4c0..852b12aee03d 100644
--- a/arch/x86/kvm/svm/svm.h
+++ b/arch/x86/kvm/svm/svm.h
@@ -321,7 +321,7 @@ static __always_inline struct vcpu_svm *to_svm(struct kvm_vcpu *vcpu)
/*
* Only the PDPTRs are loaded on demand into the shadow MMU. All other
- * fields are synchronized in handle_exit, because accessing the VMCB is cheap.
+ * fields are synchronized on VM-Exit, because accessing the VMCB is cheap.
*
* CR3 might be out of date in the VMCB but it is not marked dirty; instead,
* KVM_REQ_LOAD_MMU_PGD is always requested when the cached vcpu->arch.cr3
@@ -608,7 +608,7 @@ int sev_vm_move_enc_context_from(struct kvm *kvm, unsigned int source_fd);
void pre_sev_run(struct vcpu_svm *svm, int cpu);
void __init sev_set_cpu_caps(void);
void __init sev_hardware_setup(void);
-void sev_hardware_teardown(void);
+void sev_hardware_unsetup(void);
int sev_cpu_init(struct svm_cpu_data *sd);
void sev_free_vcpu(struct kvm_vcpu *vcpu);
int sev_handle_vmgexit(struct kvm_vcpu *vcpu);
@@ -616,7 +616,7 @@ int sev_es_string_io(struct vcpu_svm *svm, int size, unsigned int port, int in);
void sev_es_init_vmcb(struct vcpu_svm *svm);
void sev_es_vcpu_reset(struct vcpu_svm *svm);
void sev_vcpu_deliver_sipi_vector(struct kvm_vcpu *vcpu, u8 vector);
-void sev_es_prepare_guest_switch(struct vmcb_save_area *hostsa);
+void sev_es_prepare_switch_to_guest(struct vmcb_save_area *hostsa);
void sev_es_unmap_ghcb(struct vcpu_svm *svm);
/* vmenter.S */
--
2.35.0.rc0.227.g00780c9af4-goog
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