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-rw-r--r--mm/memory_hotplug.c9
1 files changed, 5 insertions, 4 deletions
diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c
index cc2ab37220b7..a650db29606f 100644
--- a/mm/memory_hotplug.c
+++ b/mm/memory_hotplug.c
@@ -1107,17 +1107,18 @@ int __ref add_memory(int nid, u64 start, u64 size)
if (ret)
return ret;
- lock_memory_hotplug();
-
res = register_memory_resource(start, size);
ret = -EEXIST;
if (!res)
- goto out;
+ return ret;
{ /* Stupid hack to suppress address-never-null warning */
void *p = NODE_DATA(nid);
new_pgdat = !p;
}
+
+ lock_memory_hotplug();
+
new_node = !node_online(nid);
if (new_node) {
pgdat = hotadd_new_pgdat(nid, start);
@@ -1309,7 +1310,7 @@ do_migrate_range(unsigned long start_pfn, unsigned long end_pfn)
#ifdef CONFIG_DEBUG_VM
printk(KERN_ALERT "removing pfn %lx from LRU failed\n",
pfn);
- dump_page(page);
+ dump_page(page, "failed to remove from LRU");
#endif
put_page(page);
/* Because we don't have big zone->lock. we should