Fix thinko in iov_iter_single_seg_count

[firefly-linux-kernel-4.4.55.git] / mm / memory_hotplug.c

diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c
index 29d8693d0c61cf663ee45551aaecff29ff7237cf..252e1dbbed86e9a81011ac8d135d9580969a1141 100644 (file)
--- a/mm/memory_hotplug.c
+++ b/mm/memory_hotplug.c
@@ -1912,7 +1912,6 @@ void try_offline_node(int nid)
        unsigned long start_pfn = pgdat->node_start_pfn;
        unsigned long end_pfn = start_pfn + pgdat->node_spanned_pages;
        unsigned long pfn;
-       struct page *pgdat_page = virt_to_page(pgdat);
        int i;
 
        for (pfn = start_pfn; pfn < end_pfn; pfn += PAGES_PER_SECTION) {
@@ -1941,10 +1940,6 @@ void try_offline_node(int nid)
        node_set_offline(nid);
        unregister_one_node(nid);
 
-       if (!PageSlab(pgdat_page) && !PageCompound(pgdat_page))
-               /* node data is allocated from boot memory */
-               return;
-
        /* free waittable in each zone */
        for (i = 0; i < MAX_NR_ZONES; i++) {
                struct zone *zone = pgdat->node_zones + i;