[PATCH v2 2/3] KVM: Move page mapping/unmapping APIs in kvm_host.h
Peter Fang
peter.fang at intel.com
Wed Apr 8 10:11:29 AEST 2026
Move kvm_vcpu_map*() and kvm_vcpu_unmap() so that a subsequent refactor
can use gpa_to_gfn() without a forward declaration.
No functional change intended.
Signed-off-by: Peter Fang <peter.fang at intel.com>
---
include/linux/kvm_host.h | 46 ++++++++++++++++++++--------------------
1 file changed, 23 insertions(+), 23 deletions(-)
diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h
index 4e3bea92a06b..484378cfdcc0 100644
--- a/include/linux/kvm_host.h
+++ b/include/linux/kvm_host.h
@@ -1382,29 +1382,6 @@ void mark_page_dirty_in_slot(struct kvm *kvm, const struct kvm_memory_slot *mems
void mark_page_dirty(struct kvm *kvm, gfn_t gfn);
void kvm_vcpu_mark_page_dirty(struct kvm_vcpu *vcpu, gfn_t gfn);
-int __kvm_vcpu_map(struct kvm_vcpu *vcpu, gfn_t gfn, struct kvm_host_map *map,
- bool writable);
-void kvm_vcpu_unmap(struct kvm_vcpu *vcpu, struct kvm_host_map *map);
-
-static inline int kvm_vcpu_map(struct kvm_vcpu *vcpu, gfn_t gfn,
- struct kvm_host_map *map)
-{
- return __kvm_vcpu_map(vcpu, gfn, map, true);
-}
-
-static inline int kvm_vcpu_map_readonly(struct kvm_vcpu *vcpu, gfn_t gfn,
- struct kvm_host_map *map)
-{
- return __kvm_vcpu_map(vcpu, gfn, map, false);
-}
-
-static inline void kvm_vcpu_map_mark_dirty(struct kvm_vcpu *vcpu,
- struct kvm_host_map *map)
-{
- if (kvm_vcpu_mapped(map))
- kvm_vcpu_mark_page_dirty(vcpu, map->gfn);
-}
-
unsigned long kvm_vcpu_gfn_to_hva(struct kvm_vcpu *vcpu, gfn_t gfn);
unsigned long kvm_vcpu_gfn_to_hva_prot(struct kvm_vcpu *vcpu, gfn_t gfn, bool *writable);
int kvm_vcpu_read_guest_page(struct kvm_vcpu *vcpu, gfn_t gfn, void *data, int offset,
@@ -1916,6 +1893,29 @@ static inline hpa_t pfn_to_hpa(kvm_pfn_t pfn)
return (hpa_t)pfn << PAGE_SHIFT;
}
+int __kvm_vcpu_map(struct kvm_vcpu *vcpu, gfn_t gfn, struct kvm_host_map *map,
+ bool writable);
+void kvm_vcpu_unmap(struct kvm_vcpu *vcpu, struct kvm_host_map *map);
+
+static inline int kvm_vcpu_map(struct kvm_vcpu *vcpu, gfn_t gfn,
+ struct kvm_host_map *map)
+{
+ return __kvm_vcpu_map(vcpu, gfn, map, true);
+}
+
+static inline int kvm_vcpu_map_readonly(struct kvm_vcpu *vcpu, gfn_t gfn,
+ struct kvm_host_map *map)
+{
+ return __kvm_vcpu_map(vcpu, gfn, map, false);
+}
+
+static inline void kvm_vcpu_map_mark_dirty(struct kvm_vcpu *vcpu,
+ struct kvm_host_map *map)
+{
+ if (kvm_vcpu_mapped(map))
+ kvm_vcpu_mark_page_dirty(vcpu, map->gfn);
+}
+
static inline bool kvm_is_gpa_in_memslot(struct kvm *kvm, gpa_t gpa)
{
unsigned long hva = gfn_to_hva(kvm, gpa_to_gfn(gpa));
--
2.53.0
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