[PATCH 3/6] KVM: export mark_page_dirty_in_slot

[Paolo Bonzini]

Signed-off-by: Paolo Bonzini <pbonz...@redhat.com>
---
 include/linux/kvm_host.h |  1 +
 virt/kvm/kvm_main.c      | 12 +++++-------
 2 files changed, 6 insertions(+), 7 deletions(-)

diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h
index ba3180a5e6d3..56289b487ddd 100644
--- a/include/linux/kvm_host.h
+++ b/include/linux/kvm_host.h
@@ -582,6 +582,7 @@ struct kvm_memory_slot *gfn_to_memslot(struct kvm *kvm, 
gfn_t gfn);
 int kvm_is_visible_gfn(struct kvm *kvm, gfn_t gfn);
 unsigned long kvm_host_page_size(struct kvm *kvm, gfn_t gfn);
 void mark_page_dirty(struct kvm *kvm, gfn_t gfn);
+void mark_page_dirty_in_slot(struct kvm_memory_slot *memslot, gfn_t gfn);
 
 void kvm_vcpu_block(struct kvm_vcpu *vcpu);
 void kvm_vcpu_kick(struct kvm_vcpu *vcpu);
diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c
index bf2fa29c8beb..98833e21d580 100644
--- a/virt/kvm/kvm_main.c
+++ b/virt/kvm/kvm_main.c
@@ -99,8 +99,6 @@ static void update_memslots(struct kvm_memslots *slots,
                            struct kvm_memory_slot *new, u64 last_generation);
 
 static void kvm_release_pfn_dirty(pfn_t pfn);
-static void mark_page_dirty_in_slot(struct kvm *kvm,
-                                   struct kvm_memory_slot *memslot, gfn_t gfn);
 
 bool kvm_rebooting;
 EXPORT_SYMBOL_GPL(kvm_rebooting);
@@ -1583,7 +1581,7 @@ int kvm_write_guest_cached(struct kvm *kvm, struct 
gfn_to_hva_cache *ghc,
        r = __copy_to_user((void __user *)ghc->hva, data, len);
        if (r)
                return -EFAULT;
-       mark_page_dirty_in_slot(kvm, ghc->memslot, ghc->gpa >> PAGE_SHIFT);
+       mark_page_dirty_in_slot(ghc->memslot, ghc->gpa >> PAGE_SHIFT);
 
        return 0;
 }
@@ -1641,9 +1639,8 @@ int kvm_clear_guest(struct kvm *kvm, gpa_t gpa, unsigned 
long len)
 }
 EXPORT_SYMBOL_GPL(kvm_clear_guest);
 
-static void mark_page_dirty_in_slot(struct kvm *kvm,
-                                   struct kvm_memory_slot *memslot,
-                                   gfn_t gfn)
+void mark_page_dirty_in_slot(struct kvm_memory_slot *memslot,
+                             gfn_t gfn)
 {
        if (memslot && memslot->dirty_bitmap) {
                unsigned long rel_gfn = gfn - memslot->base_gfn;
@@ -1651,13 +1648,14 @@ static void mark_page_dirty_in_slot(struct kvm *kvm,
                set_bit_le(rel_gfn, memslot->dirty_bitmap);
        }
 }
+EXPORT_SYMBOL_GPL(mark_page_dirty_in_slot);
 
 void mark_page_dirty(struct kvm *kvm, gfn_t gfn)
 {
        struct kvm_memory_slot *memslot;
 
        memslot = gfn_to_memslot(kvm, gfn);
-       mark_page_dirty_in_slot(kvm, memslot, gfn);
+       mark_page_dirty_in_slot(memslot, gfn);
 }
 EXPORT_SYMBOL_GPL(mark_page_dirty);
 
-- 
1.8.3.1


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