1 files changed, 2 insertions, 0 deletions

diff --git a/arch/x86/mm/numa_32.c b/arch/x86/mm/numa_32.c
index 0342d27ca798..47b6436e41c2 100644
--- a/arch/x86/mm/numa_32.c
+++ b/arch/x86/mm/numa_32.c
@@ -52,6 +52,8 @@ void memory_present(int nid, unsigned long start, unsigned long end)
                         nid, start, end);
         printk(KERN_DEBUG "  Setting physnode_map array to node %d for pfns:\n", nid);
         printk(KERN_DEBUG "  ");
+        start = round_down(start, PAGES_PER_SECTION);
+        end = round_up(end, PAGES_PER_SECTION);
         for (pfn = start; pfn < end; pfn += PAGES_PER_SECTION) {
                 physnode_map[pfn / PAGES_PER_SECTION] = nid;
                 printk(KERN_CONT "%lx ", pfn);