Messages in this thread Patch in this message | | | Date | Sun, 06 Oct 2013 01:31:36 +0800 | From | Zhang Yanfei <> | Subject | [PATCH 1/2] mm/page_alloc.c: Implement an empty get_pfn_range_for_nid |
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From: Zhang Yanfei <zhangyanfei@cn.fujitsu.com>
Implement an empty get_pfn_range_for_nid for !CONFIG_HAVE_MEMBLOCK_NODE_MAP, so that we could remove the #ifdef in free_area_init_node.
Signed-off-by: Zhang Yanfei <zhangyanfei@cn.fujitsu.com> --- mm/page_alloc.c | 7 +++++-- 1 files changed, 5 insertions(+), 2 deletions(-)
diff --git a/mm/page_alloc.c b/mm/page_alloc.c index dd886fa..1fb13b6 100644 --- a/mm/page_alloc.c +++ b/mm/page_alloc.c @@ -4566,6 +4566,11 @@ static unsigned long __meminit zone_absent_pages_in_node(int nid, } #else /* CONFIG_HAVE_MEMBLOCK_NODE_MAP */ +void __meminit get_pfn_range_for_nid(unsigned int nid, + unsigned long *ignored, unsigned long *ignored) +{ +} + static inline unsigned long __meminit zone_spanned_pages_in_node(int nid, unsigned long zone_type, unsigned long node_start_pfn, @@ -4871,9 +4876,7 @@ void __paginginit free_area_init_node(int nid, unsigned long *zones_size, pgdat->node_id = nid; pgdat->node_start_pfn = node_start_pfn; init_zone_allows_reclaim(nid); -#ifdef CONFIG_HAVE_MEMBLOCK_NODE_MAP get_pfn_range_for_nid(nid, &start_pfn, &end_pfn); -#endif calculate_node_totalpages(pgdat, start_pfn, end_pfn, zones_size, zholes_size); -- 1.7.1
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