[PATCH 03/10] KVM: x86: rename apic_access_page_done to apic_access_memslot_enabled

From: Maxim Levitsky
Date: Wed Jun 23 2021 - 07:30:33 EST


This better reflects the purpose of this variable on AMD, since
on AMD the AVIC's memory slot can be enabled and disabled dynamically.

Signed-off-by: Maxim Levitsky <mlevitsk@xxxxxxxxxx>
---
arch/x86/include/asm/kvm_host.h | 2 +-
arch/x86/kvm/svm/avic.c | 4 ++--
arch/x86/kvm/vmx/vmx.c | 4 ++--
3 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/arch/x86/include/asm/kvm_host.h b/arch/x86/include/asm/kvm_host.h
index cadb09c6fb0e..9ed5c55be352 100644
--- a/arch/x86/include/asm/kvm_host.h
+++ b/arch/x86/include/asm/kvm_host.h
@@ -1022,7 +1022,7 @@ struct kvm_arch {
struct kvm_apic_map __rcu *apic_map;
atomic_t apic_map_dirty;

- bool apic_access_page_done;
+ bool apic_access_memslot_enabled;
unsigned long apicv_inhibit_reasons;

gpa_t wall_clock;
diff --git a/arch/x86/kvm/svm/avic.c b/arch/x86/kvm/svm/avic.c
index a9abed054cd5..1d01da64c333 100644
--- a/arch/x86/kvm/svm/avic.c
+++ b/arch/x86/kvm/svm/avic.c
@@ -236,7 +236,7 @@ static int avic_update_access_page(struct kvm *kvm, bool activate)
* APICv mode change, which update APIC_ACCESS_PAGE_PRIVATE_MEMSLOT
* memory region. So, we need to ensure that kvm->mm == current->mm.
*/
- if ((kvm->arch.apic_access_page_done == activate) ||
+ if ((kvm->arch.apic_access_memslot_enabled == activate) ||
(kvm->mm != current->mm))
goto out;

@@ -249,7 +249,7 @@ static int avic_update_access_page(struct kvm *kvm, bool activate)
goto out;
}

- kvm->arch.apic_access_page_done = activate;
+ kvm->arch.apic_access_memslot_enabled = activate;
out:
mutex_unlock(&kvm->slots_lock);
return r;
diff --git a/arch/x86/kvm/vmx/vmx.c b/arch/x86/kvm/vmx/vmx.c
index ab6f682645d7..e4491e6a7f89 100644
--- a/arch/x86/kvm/vmx/vmx.c
+++ b/arch/x86/kvm/vmx/vmx.c
@@ -3621,7 +3621,7 @@ static int alloc_apic_access_page(struct kvm *kvm)
int ret = 0;

mutex_lock(&kvm->slots_lock);
- if (kvm->arch.apic_access_page_done)
+ if (kvm->arch.apic_access_memslot_enabled)
goto out;
hva = __x86_set_memory_region(kvm, APIC_ACCESS_PAGE_PRIVATE_MEMSLOT,
APIC_DEFAULT_PHYS_BASE, PAGE_SIZE);
@@ -3641,7 +3641,7 @@ static int alloc_apic_access_page(struct kvm *kvm)
* is able to migrate it.
*/
put_page(page);
- kvm->arch.apic_access_page_done = true;
+ kvm->arch.apic_access_memslot_enabled = true;
out:
mutex_unlock(&kvm->slots_lock);
return ret;
--
2.26.3