1 files changed, 2 insertions, 2 deletions

diff --git a/mm/bootmem.c b/mm/bootmem.c
index 1a77012ecdb..3e6f152f117 100644
--- a/mm/bootmem.c
+++ b/mm/bootmem.c
@@ -56,7 +56,7 @@ early_param("bootmem_debug", bootmem_debug_setup);
 
 static unsigned long __init bootmap_bytes(unsigned long pages)
 {
-        unsigned long bytes = (pages + 7) / 8;
+        unsigned long bytes = DIV_ROUND_UP(pages, 8);
 
         return ALIGN(bytes, sizeof(long));
 }
@@ -197,7 +197,7 @@ static unsigned long __init free_all_bootmem_core(bootmem_data_t *bdata)
                 idx = start - bdata->node_min_pfn;
                 vec = ~map[idx / BITS_PER_LONG];
 
-                if (aligned && vec == ~0UL && start + BITS_PER_LONG < end) {
+                if (aligned && vec == ~0UL && start + BITS_PER_LONG <= end) {
                         int order = ilog2(BITS_PER_LONG);
 
                         __free_pages_bootmem(pfn_to_page(start), order);