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authorHaiwei Li <lihaiwei@tencent.com>2020-09-16 16:36:21 +0800
committerPaolo Bonzini <pbonzini@redhat.com>2020-09-28 07:57:19 -0400
commitae5a2a39e46c1e21d06d275daeef9eb0b46864fe (patch)
tree3cc71c045bc96dc01cff6242471aaf93a73c667b /arch
parentbddd82d19e2e580b11e62f7a1d86ee52d8e437b6 (diff)
KVM: SVM: use __GFP_ZERO instead of clear_page()
Use __GFP_ZERO while alloc_page(). Signed-off-by: Haiwei Li <lihaiwei@tencent.com> Message-Id: <20200916083621.5512-1-lihaiwei.kernel@gmail.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'arch')
-rw-r--r--arch/x86/kvm/svm/avic.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/arch/x86/kvm/svm/avic.c b/arch/x86/kvm/svm/avic.c
index ac830cd50830..f73f84d56452 100644
--- a/arch/x86/kvm/svm/avic.c
+++ b/arch/x86/kvm/svm/avic.c
@@ -153,20 +153,18 @@ int avic_vm_init(struct kvm *kvm)
return 0;
/* Allocating physical APIC ID table (4KB) */
- p_page = alloc_page(GFP_KERNEL_ACCOUNT);
+ p_page = alloc_page(GFP_KERNEL_ACCOUNT | __GFP_ZERO);
if (!p_page)
goto free_avic;
kvm_svm->avic_physical_id_table_page = p_page;
- clear_page(page_address(p_page));
/* Allocating logical APIC ID table (4KB) */
- l_page = alloc_page(GFP_KERNEL_ACCOUNT);
+ l_page = alloc_page(GFP_KERNEL_ACCOUNT | __GFP_ZERO);
if (!l_page)
goto free_avic;
kvm_svm->avic_logical_id_table_page = l_page;
- clear_page(page_address(l_page));
spin_lock_irqsave(&svm_vm_data_hash_lock, flags);
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