diff --git a/xen/arch/x86/include/asm/paging.h b/xen/arch/x86/include/asm/paging.h
index f0b4efc66e..b7ecfd4721 100644
--- a/xen/arch/x86/include/asm/paging.h
+++ b/xen/arch/x86/include/asm/paging.h
@@ -160,9 +160,6 @@ void paging_log_dirty_range(struct domain *d,
                             unsigned long nr,
                             uint8_t *dirty_bitmap);
 
-/* enable log dirty */
-int paging_log_dirty_enable(struct domain *d, bool log_global);
-
 /* log dirty initialization */
 void paging_log_dirty_init(struct domain *d, const struct log_dirty_ops *ops);
 
diff --git a/xen/arch/x86/mm/hap/hap.c b/xen/arch/x86/mm/hap/hap.c
index c19e337d65..79929774e8 100644
--- a/xen/arch/x86/mm/hap/hap.c
+++ b/xen/arch/x86/mm/hap/hap.c
@@ -69,13 +69,6 @@ int hap_track_dirty_vram(struct domain *d,
     {
         unsigned int size = DIV_ROUND_UP(nr_frames, BITS_PER_BYTE);
 
-        if ( !paging_mode_log_dirty(d) )
-        {
-            rc = paging_log_dirty_enable(d, false);
-            if ( rc )
-                goto out;
-        }
-
         rc = -ENOMEM;
         dirty_bitmap = vzalloc(size);
         if ( !dirty_bitmap )
@@ -107,6 +100,10 @@ int hap_track_dirty_vram(struct domain *d,
 
             paging_unlock(d);
 
+            domain_pause(d);
+            p2m_enable_hardware_log_dirty(d);
+            domain_unpause(d);
+
             if ( oend > ostart )
                 p2m_change_type_range(d, ostart, oend,
                                       p2m_ram_logdirty, p2m_ram_rw);
diff --git a/xen/arch/x86/mm/paging.c b/xen/arch/x86/mm/paging.c
index 1f0b94ad21..b7e2750817 100644
--- a/xen/arch/x86/mm/paging.c
+++ b/xen/arch/x86/mm/paging.c
@@ -212,7 +212,7 @@ static int paging_free_log_dirty_bitmap(struct domain *d, int rc)
     return rc;
 }
 
-int paging_log_dirty_enable(struct domain *d, bool log_global)
+static int paging_log_dirty_enable(struct domain *d, bool log_global)
 {
     int ret;