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-rw-r--r--mm/bootmem.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/mm/bootmem.c b/mm/bootmem.c
index 1a77012..3e6f152 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);
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