3 files changed, 26 insertions, 4 deletions
diff --git a/arch/powerpc/include/asm/kvm_book3s.h b/arch/powerpc/include/asm/kvm_book3s.h
index b8d5b8e35244..9a667007bff8 100644
--- a/arch/powerpc/include/asm/kvm_book3s.h
+++ b/arch/powerpc/include/asm/kvm_book3s.h
@@ -216,7 +216,8 @@ extern kvm_pfn_t kvmppc_gpa_to_pfn(struct kvm_vcpu *vcpu, gpa_t gpa,
 			bool writing, bool *writable);
 extern void kvmppc_add_revmap_chain(struct kvm *kvm, struct revmap_entry *rev,
 			unsigned long *rmap, long pte_index, int realmode);
-extern void kvmppc_update_rmap_change(unsigned long *rmap, unsigned long psize);
+extern void kvmppc_update_dirty_map(struct kvm_memory_slot *memslot,
+			unsigned long gfn, unsigned long psize);
 extern void kvmppc_invalidate_hpte(struct kvm *kvm, __be64 *hptep,
 			unsigned long pte_index);
 void kvmppc_clear_ref_hpte(struct kvm *kvm, __be64 *hptep,
diff --git a/arch/powerpc/include/asm/kvm_book3s_64.h b/arch/powerpc/include/asm/kvm_book3s_64.h
index b21936c7b190..735cfa35298a 100644
--- a/arch/powerpc/include/asm/kvm_book3s_64.h
+++ b/arch/powerpc/include/asm/kvm_book3s_64.h
@@ -20,6 +20,8 @@
 #ifndef __ASM_KVM_BOOK3S_64_H__
 #define __ASM_KVM_BOOK3S_64_H__
 
+#include <linux/string.h>
+#include <asm/bitops.h>
 #include <asm/book3s/64/mmu-hash.h>
 
 /* Power architecture requires HPT is at least 256kiB, at most 64TiB */
@@ -444,6 +446,28 @@ static inline unsigned long kvmppc_hpt_mask(struct kvm_hpt_info *hpt)
 	return (1UL << (hpt->order - 7)) - 1;
 }
 
+/* Set bits in a dirty bitmap, which is in LE format */
+static inline void set_dirty_bits(unsigned long *map, unsigned long i,
+				  unsigned long npages)
+{
+
+	if (npages >= 8)
+		memset((char *)map + i / 8, 0xff, npages / 8);
+	else
+		for (; npages; ++i, --npages)
+			__set_bit_le(i, map);
+}
+
+static inline void set_dirty_bits_atomic(unsigned long *map, unsigned long i,
+					 unsigned long npages)
+{
+	if (npages >= 8)
+		memset((char *)map + i / 8, 0xff, npages / 8);
+	else
+		for (; npages; ++i, --npages)
+			set_bit_le(i, map);
+}
+
 #endif /* CONFIG_KVM_BOOK3S_HV_POSSIBLE */
 
 #endif /* __ASM_KVM_BOOK3S_64_H__ */
diff --git a/arch/powerpc/include/asm/kvm_host.h b/arch/powerpc/include/asm/kvm_host.h
index 49493ea5520b..d831a3883175 100644
--- a/arch/powerpc/include/asm/kvm_host.h
+++ b/arch/powerpc/include/asm/kvm_host.h
@@ -235,10 +235,7 @@ struct revmap_entry {
  */
 #define KVMPPC_RMAP_LOCK_BIT	63
 #define KVMPPC_RMAP_RC_SHIFT	32
-#define KVMPPC_RMAP_CHG_SHIFT	48
 #define KVMPPC_RMAP_REFERENCED	(HPTE_R_R << KVMPPC_RMAP_RC_SHIFT)
-#define KVMPPC_RMAP_CHANGED	(HPTE_R_C << KVMPPC_RMAP_RC_SHIFT)
-#define KVMPPC_RMAP_CHG_ORDER	(0x3ful << KVMPPC_RMAP_CHG_SHIFT)
 #define KVMPPC_RMAP_PRESENT	0x100000000ul
 #define KVMPPC_RMAP_INDEX	0xfffffffful