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-rw-r--r--mm/memory_hotplug.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c
index c37319542b7..2053bb165a2 100644
--- a/mm/memory_hotplug.c
+++ b/mm/memory_hotplug.c
@@ -13,6 +13,7 @@
#include <linux/compiler.h>
#include <linux/module.h>
#include <linux/pagevec.h>
+#include <linux/writeback.h>
#include <linux/slab.h>
#include <linux/sysctl.h>
#include <linux/cpu.h>
@@ -21,6 +22,7 @@
#include <linux/highmem.h>
#include <linux/vmalloc.h>
#include <linux/ioport.h>
+#include <linux/cpuset.h>
#include <asm/tlbflush.h>
@@ -191,6 +193,7 @@ int online_pages(unsigned long pfn, unsigned long nr_pages)
if (need_zonelists_rebuild)
build_all_zonelists();
vm_total_pages = nr_free_pagecache_pages();
+ writeback_set_ratelimit();
return 0;
}
@@ -283,6 +286,8 @@ int add_memory(int nid, u64 start, u64 size)
/* we online node here. we can't roll back from here. */
node_set_online(nid);
+ cpuset_track_online_nodes();
+
if (new_pgdat) {
ret = register_one_node(nid);
/*