1 files changed, 1 insertions, 1 deletions

diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c
index 987abe6375ed..9512a544d044 100644
--- a/mm/memory_hotplug.c
+++ b/mm/memory_hotplug.c
@@ -39,7 +39,7 @@ static struct resource *register_memory_resource(u64 start, u64 size)
         res->name = "System RAM";
         res->start = start;
         res->end = start + size - 1;
-        res->flags = IORESOURCE_MEM;
+        res->flags = IORESOURCE_MEM | IORESOURCE_BUSY;
         if (request_resource(&iomem_resource, res) < 0) {
                 printk("System RAM resource %llx - %llx cannot be added\n",
                 (unsigned long long)res->start, (unsigned long long)res->end);