KVM: SVM: rename a variable in the svm_create_vcpu

The 'page' is to hold the vcpu's vmcb so name it as such to
avoid confusion.

Signed-off-by: Maxim Levitsky <mlevitsk@redhat.com>
Reviewed-by: Jim Mattson <jmattson@google.com>
Message-Id: <20200827171145.374620-2-mlevitsk@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

diff --git a/arch/x86/kvm/svm/svm.c b/arch/x86/kvm/svm/svm.c
index a744262..d517bce 100644 (file)
--- a/arch/x86/kvm/svm/svm.c
+++ b/arch/x86/kvm/svm/svm.c
@@ -1171,7 +1171,7 @@ static void svm_vcpu_reset(struct kvm_vcpu *vcpu, bool init_event)
 static int svm_create_vcpu(struct kvm_vcpu *vcpu)
 {
        struct vcpu_svm *svm;
-       struct page *page;
+       struct page *vmcb_page;
        struct page *msrpm_pages;
        struct page *hsave_page;
        struct page *nested_msrpm_pages;
@@ -1181,8 +1181,8 @@ static int svm_create_vcpu(struct kvm_vcpu *vcpu)
        svm = to_svm(vcpu);
 
        err = -ENOMEM;
-       page = alloc_page(GFP_KERNEL_ACCOUNT);
-       if (!page)
+       vmcb_page = alloc_page(GFP_KERNEL_ACCOUNT);
+       if (!vmcb_page)
                goto out;
 
        msrpm_pages = alloc_pages(GFP_KERNEL_ACCOUNT, MSRPM_ALLOC_ORDER);
@@ -1216,9 +1216,9 @@ static int svm_create_vcpu(struct kvm_vcpu *vcpu)
        svm->nested.msrpm = page_address(nested_msrpm_pages);
        svm_vcpu_init_msrpm(svm->nested.msrpm);
 
-       svm->vmcb = page_address(page);
+       svm->vmcb = page_address(vmcb_page);
        clear_page(svm->vmcb);
-       svm->vmcb_pa = __sme_set(page_to_pfn(page) << PAGE_SHIFT);
+       svm->vmcb_pa = __sme_set(page_to_pfn(vmcb_page) << PAGE_SHIFT);
        svm->asid_generation = 0;
        init_vmcb(svm);
 
@@ -1234,7 +1234,7 @@ free_page3:
 free_page2:
        __free_pages(msrpm_pages, MSRPM_ALLOC_ORDER);
 free_page1:
-       __free_page(page);
+       __free_page(vmcb_page);
 out:
        return err;
 }