Merge tag 'v4.4.17' into android-4.4.y

[GitHub/exynos8895/android_kernel_samsung_universal8895.git] / mm / page_alloc.c

diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index 8bbefa93eb773b8f552396d5052640a0b43561c7..1874f29022379511123f0a22adbf5b06209b8fea 100644 (file)
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -287,7 +287,9 @@ static inline void reset_deferred_meminit(pg_data_t *pgdat)
 /* Returns true if the struct page for the pfn is uninitialised */
 static inline bool __meminit early_page_uninitialised(unsigned long pfn)
 {
-       if (pfn >= NODE_DATA(early_pfn_to_nid(pfn))->first_deferred_pfn)
+       int nid = early_pfn_to_nid(pfn);
+
+       if (node_online(nid) && pfn >= NODE_DATA(nid)->first_deferred_pfn)
                return true;
 
        return false;
@@ -1069,7 +1071,7 @@ int __meminit early_pfn_to_nid(unsigned long pfn)
        spin_lock(&early_pfn_lock);
        nid = __early_pfn_to_nid(pfn, &early_pfnnid_cache);
        if (nid < 0)
-               nid = 0;
+               nid = first_online_node;
        spin_unlock(&early_pfn_lock);
 
        return nid;