KVM: Remove kvm_read_guest_atomic()

Remove kvm_read_guest_atomic() because it's not used anywhere.

Signed-off-by: Peter Xu <peterx@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h
index a654cf6..83bd60f 100644 (file)
--- a/include/linux/kvm_host.h
+++ b/include/linux/kvm_host.h
@@ -722,8 +722,6 @@ void kvm_get_pfn(kvm_pfn_t pfn);
 
 int kvm_read_guest_page(struct kvm *kvm, gfn_t gfn, void *data, int offset,
                        int len);
-int kvm_read_guest_atomic(struct kvm *kvm, gpa_t gpa, void *data,
-                         unsigned long len);
 int kvm_read_guest(struct kvm *kvm, gpa_t gpa, void *data, unsigned long len);
 int kvm_read_guest_cached(struct kvm *kvm, struct gfn_to_hva_cache *ghc,
                           void *data, unsigned long len);

diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c
index d21cf86..929d7fc 100644 (file)
--- a/virt/kvm/kvm_main.c
+++ b/virt/kvm/kvm_main.c
@@ -2030,17 +2030,6 @@ static int __kvm_read_guest_atomic(struct kvm_memory_slot *slot, gfn_t gfn,
        return 0;
 }
 
-int kvm_read_guest_atomic(struct kvm *kvm, gpa_t gpa, void *data,
-                         unsigned long len)
-{
-       gfn_t gfn = gpa >> PAGE_SHIFT;
-       struct kvm_memory_slot *slot = gfn_to_memslot(kvm, gfn);
-       int offset = offset_in_page(gpa);
-
-       return __kvm_read_guest_atomic(slot, gfn, data, offset, len);
-}
-EXPORT_SYMBOL_GPL(kvm_read_guest_atomic);
-
 int kvm_vcpu_read_guest_atomic(struct kvm_vcpu *vcpu, gpa_t gpa,
                               void *data, unsigned long len)
 {