linux-kernel - [PATCH v2 31/45] KVM: Unexport kvm_vcpu_cache and kvm_vcpu

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Date:   Wed, 18 Dec 2019 13:55:16 -0800
From:   Sean Christopherson <sean.j.christopherson@...el.com>
To:     Marc Zyngier <maz@...nel.org>, James Hogan <jhogan@...nel.org>,
        Paul Mackerras <paulus@...abs.org>,
        Christian Borntraeger <borntraeger@...ibm.com>,
        Janosch Frank <frankja@...ux.ibm.com>,
        Paolo Bonzini <pbonzini@...hat.com>
Cc:     James Morse <james.morse@....com>,
        Julien Thierry <julien.thierry.kdev@...il.com>,
        Suzuki K Poulose <suzuki.poulose@....com>,
        David Hildenbrand <david@...hat.com>,
        Cornelia Huck <cohuck@...hat.com>,
        Sean Christopherson <sean.j.christopherson@...el.com>,
        Vitaly Kuznetsov <vkuznets@...hat.com>,
        Wanpeng Li <wanpengli@...cent.com>,
        Jim Mattson <jmattson@...gle.com>,
        Joerg Roedel <joro@...tes.org>,
        linux-arm-kernel@...ts.infradead.org, kvmarm@...ts.cs.columbia.edu,
        linux-mips@...r.kernel.org, kvm-ppc@...r.kernel.org,
        kvm@...r.kernel.org, linux-kernel@...r.kernel.org,
        Greg Kurz <groug@...d.org>
Subject: [PATCH v2 31/45] KVM: Unexport kvm_vcpu_cache and kvm_vcpu_{un}init()

Unexport kvm_vcpu_cache and kvm_vcpu_{un}init() and make them static
now that they are referenced only in kvm_main.c.

Acked-by: Christoffer Dall <christoffer.dall@....com>
Signed-off-by: Sean Christopherson <sean.j.christopherson@...el.com>
---
 include/linux/kvm_host.h | 4 ----
 virt/kvm/kvm_main.c      | 9 +++------
 2 files changed, 3 insertions(+), 10 deletions(-)

diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h
index a9abd9e9f621..d24e6c134d15 100644
--- a/include/linux/kvm_host.h
+++ b/include/linux/kvm_host.h
@@ -157,8 +157,6 @@ static inline bool is_error_page(struct page *page)
 #define KVM_USERSPACE_IRQ_SOURCE_ID		0
 #define KVM_IRQFD_RESAMPLE_IRQ_SOURCE_ID	1
 
-extern struct kmem_cache *kvm_vcpu_cache;
-
 extern struct mutex kvm_lock;
 extern struct list_head vm_list;
 
@@ -579,8 +577,6 @@ static inline int kvm_vcpu_get_idx(struct kvm_vcpu *vcpu)
 	      memslot < slots->memslots + KVM_MEM_SLOTS_NUM && memslot->npages;\
 		memslot++)
 
-int kvm_vcpu_init(struct kvm_vcpu *vcpu, struct kvm *kvm, unsigned id);
-void kvm_vcpu_uninit(struct kvm_vcpu *vcpu);
 void kvm_vcpu_destroy(struct kvm_vcpu *vcpu);
 
 void vcpu_load(struct kvm_vcpu *vcpu);
diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c
index 1afffb0da7cc..fd8168b8c0e4 100644
--- a/virt/kvm/kvm_main.c
+++ b/virt/kvm/kvm_main.c
@@ -104,8 +104,7 @@ static cpumask_var_t cpus_hardware_enabled;
 static int kvm_usage_count;
 static atomic_t hardware_enable_failed;
 
-struct kmem_cache *kvm_vcpu_cache;
-EXPORT_SYMBOL_GPL(kvm_vcpu_cache);
+static struct kmem_cache *kvm_vcpu_cache;
 
 static __read_mostly struct preempt_ops kvm_preempt_ops;
 
@@ -322,7 +321,7 @@ void kvm_reload_remote_mmus(struct kvm *kvm)
 	kvm_make_all_cpus_request(kvm, KVM_REQ_MMU_RELOAD);
 }
 
-int kvm_vcpu_init(struct kvm_vcpu *vcpu, struct kvm *kvm, unsigned id)
+static int kvm_vcpu_init(struct kvm_vcpu *vcpu, struct kvm *kvm, unsigned id)
 {
 	struct page *page;
 	int r;
@@ -360,9 +359,8 @@ int kvm_vcpu_init(struct kvm_vcpu *vcpu, struct kvm *kvm, unsigned id)
 fail:
 	return r;
 }
-EXPORT_SYMBOL_GPL(kvm_vcpu_init);
 
-void kvm_vcpu_uninit(struct kvm_vcpu *vcpu)
+static void kvm_vcpu_uninit(struct kvm_vcpu *vcpu)
 {
 	/*
 	 * no need for rcu_read_lock as VCPU_RUN is the only place that
@@ -373,7 +371,6 @@ void kvm_vcpu_uninit(struct kvm_vcpu *vcpu)
 	kvm_arch_vcpu_uninit(vcpu);
 	free_page((unsigned long)vcpu->run);
 }
-EXPORT_SYMBOL_GPL(kvm_vcpu_uninit);
 
 void kvm_vcpu_destroy(struct kvm_vcpu *vcpu)
 {
-- 
2.24.1