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-rw-r--r--arch/powerpc/mm/init_64.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/powerpc/mm/init_64.c b/arch/powerpc/mm/init_64.c
index 49637901387..253b4b971c8 100644
--- a/arch/powerpc/mm/init_64.c
+++ b/arch/powerpc/mm/init_64.c
@@ -175,9 +175,10 @@ static unsigned long __meminit vmemmap_section_start(unsigned long page)
static int __meminit vmemmap_populated(unsigned long start, int page_size)
{
unsigned long end = start + page_size;
+ start = (unsigned long)(pfn_to_page(vmemmap_section_start(start)));
for (; start < end; start += (PAGES_PER_SECTION * sizeof(struct page)))
- if (pfn_valid(vmemmap_section_start(start)))
+ if (pfn_valid(page_to_pfn((struct page *)start)))
return 1;
return 0;