From: Peter Xu <peterx@redhat.com>
Date: Thu, 9 Jan 2020 14:57:11 +0000 (-0500)
Subject: KVM: Remove kvm_read_guest_atomic()
X-Git-Tag: v5.6-rc1~106^2~32
X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=ef82eddc0e3179b4529a67ed102fe4f7efba2e65;p=linux.git

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 a654cf6df078..83bd60f0af01 100644
--- 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 d21cf86176f0..929d7fccf7cd 100644
--- 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)
 {