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authorDavid Woodhouse <dwmw2@infradead.org>2007-08-23 10:43:14 +0100
committerDavid Woodhouse <dwmw2@infradead.org>2007-08-23 10:43:14 +0100
commitac0c955d5048c2c580fa7166a89133f0fd76c125 (patch)
tree041ac4fb544c7244a1a0b35c8ceabc142d5645c1 /mm/sparse.c
parent68d09b1b6780415d82160f6b6d88e82bd724e691 (diff)
parentb377fd3982ad957c796758a90e2988401a884241 (diff)
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Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Diffstat (limited to 'mm/sparse.c')
-rw-r--r--mm/sparse.c14
1 files changed, 10 insertions, 4 deletions
diff --git a/mm/sparse.c b/mm/sparse.c
index 3047bf06c1f..239f5a720d3 100644
--- a/mm/sparse.c
+++ b/mm/sparse.c
@@ -41,6 +41,15 @@ int page_to_nid(struct page *page)
return section_to_node_table[page_to_section(page)];
}
EXPORT_SYMBOL(page_to_nid);
+
+static void set_section_nid(unsigned long section_nr, int nid)
+{
+ section_to_node_table[section_nr] = nid;
+}
+#else /* !NODE_NOT_IN_PAGE_FLAGS */
+static inline void set_section_nid(unsigned long section_nr, int nid)
+{
+}
#endif
#ifdef CONFIG_SPARSEMEM_EXTREME
@@ -68,10 +77,6 @@ static int __meminit sparse_index_init(unsigned long section_nr, int nid)
struct mem_section *section;
int ret = 0;
-#ifdef NODE_NOT_IN_PAGE_FLAGS
- section_to_node_table[section_nr] = nid;
-#endif
-
if (mem_section[root])
return -EEXIST;
@@ -148,6 +153,7 @@ void __init memory_present(int nid, unsigned long start, unsigned long end)
struct mem_section *ms;
sparse_index_init(section, nid);
+ set_section_nid(section, nid);
ms = __nr_to_section(section);
if (!ms->section_mem_map)