1 files changed, 4 insertions, 0 deletions

diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index 81e18ceef579..cb416723538f 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -46,6 +46,7 @@
 #include <linux/stop_machine.h>
 #include <linux/sort.h>
 #include <linux/pfn.h>
+#include <xen/xen.h>
 #include <linux/backing-dev.h>
 #include <linux/fault-inject.h>
 #include <linux/page-isolation.h>
@@ -347,6 +348,9 @@ static inline bool update_defer_init(pg_data_t *pgdat,
         /* Always populate low zones for address-constrained allocations */
         if (zone_end < pgdat_end_pfn(pgdat))
                 return true;
+        /* Xen PV domains need page structures early */
+        if (xen_pv_domain())
+                return true;
         (*nr_initialised)++;
         if ((*nr_initialised > pgdat->static_init_pgcnt) &&
             (pfn & (PAGES_PER_SECTION - 1)) == 0) {