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-rw-r--r--mm/memory_hotplug.c5
1 files changed, 1 insertions, 4 deletions
diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c
index e2ed64b994e5..4eb6e824a80c 100644
--- a/mm/memory_hotplug.c
+++ b/mm/memory_hotplug.c
@@ -1123,7 +1123,6 @@ int __ref add_memory_resource(int nid, struct resource *res, bool online)
u64 start, size;
bool new_node = false;
int ret;
- unsigned long start_pfn, nr_pages;
start = res->start;
size = resource_size(res);
@@ -1164,9 +1163,7 @@ int __ref add_memory_resource(int nid, struct resource *res, bool online)
}
/* link memory sections under this node.*/
- start_pfn = start >> PAGE_SHIFT;
- nr_pages = size >> PAGE_SHIFT;
- ret = link_mem_sections(nid, start_pfn, nr_pages, false);
+ ret = link_mem_sections(nid, PFN_DOWN(start), PFN_UP(start + size - 1));
BUG_ON(ret);
/* create new memmap entry */