Commit ae5a2a39 authored by Haiwei Li's avatar Haiwei Li Committed by Paolo Bonzini
Browse files

KVM: SVM: use __GFP_ZERO instead of clear_page() 



Use __GFP_ZERO while alloc_page().

Signed-off-by: default avatarHaiwei Li <lihaiwei@tencent.com>
Message-Id: <20200916083621.5512-1-lihaiwei.kernel@gmail.com>
Signed-off-by: default avatarPaolo Bonzini <pbonzini@redhat.com>
parent bddd82d1

arch/x86/kvm/svm/avic.c

+2 −4
Original line number Diff line number Diff line
@@ -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);

 again: