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-rw-r--r--arch/x86_64/mm/numa.c15
1 files changed, 0 insertions, 15 deletions
diff --git a/arch/x86_64/mm/numa.c b/arch/x86_64/mm/numa.c
index 63c72641b737..4be82d6e2b48 100644
--- a/arch/x86_64/mm/numa.c
+++ b/arch/x86_64/mm/numa.c
@@ -377,21 +377,6 @@ EXPORT_SYMBOL(node_data);
377 * Should do that. 377 * Should do that.
378 */ 378 */
379 379
380/* Requires pfn_valid(pfn) to be true */
381struct page *pfn_to_page(unsigned long pfn)
382{
383 int nid = phys_to_nid(((unsigned long)(pfn)) << PAGE_SHIFT);
384 return (pfn - node_start_pfn(nid)) + NODE_DATA(nid)->node_mem_map;
385}
386EXPORT_SYMBOL(pfn_to_page);
387
388unsigned long page_to_pfn(struct page *page)
389{
390 return (long)(((page) - page_zone(page)->zone_mem_map) +
391 page_zone(page)->zone_start_pfn);
392}
393EXPORT_SYMBOL(page_to_pfn);
394
395int pfn_valid(unsigned long pfn) 380int pfn_valid(unsigned long pfn)
396{ 381{
397 unsigned nid; 382 unsigned nid;