Move three functions that are only needed for CONFIG_MEMORY_HOTPLUG
Stephen Rothwell [Fri, 8 Jun 2007 20:46:51 +0000 (13:46 -0700)]
into the appropriate #ifdef.

Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
Cc: Yasunori Goto <y-goto@jp.fujitsu.com>
Cc: Andy Whitcroft <apw@shadowen.org>
Cc: Badari Pulavarty <pbadari@us.ibm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

mm/sparse.c

index 545e4d3..e03b39f 100644 (file)
@@ -240,6 +240,27 @@ static struct page __init *sparse_early_mem_map_alloc(unsigned long pnum)
        return NULL;
 }
 
+/*
+ * Allocate the accumulated non-linear sections, allocate a mem_map
+ * for each and record the physical to section mapping.
+ */
+void __init sparse_init(void)
+{
+       unsigned long pnum;
+       struct page *map;
+
+       for (pnum = 0; pnum < NR_MEM_SECTIONS; pnum++) {
+               if (!valid_section_nr(pnum))
+                       continue;
+
+               map = sparse_early_mem_map_alloc(pnum);
+               if (!map)
+                       continue;
+               sparse_init_one_section(__nr_to_section(pnum), pnum, map);
+       }
+}
+
+#ifdef CONFIG_MEMORY_HOTPLUG
 static struct page *__kmalloc_section_memmap(unsigned long nr_pages)
 {
        struct page *page, *ret;
@@ -280,27 +301,6 @@ static void __kfree_section_memmap(struct page *memmap, unsigned long nr_pages)
 }
 
 /*
- * Allocate the accumulated non-linear sections, allocate a mem_map
- * for each and record the physical to section mapping.
- */
-void __init sparse_init(void)
-{
-       unsigned long pnum;
-       struct page *map;
-
-       for (pnum = 0; pnum < NR_MEM_SECTIONS; pnum++) {
-               if (!valid_section_nr(pnum))
-                       continue;
-
-               map = sparse_early_mem_map_alloc(pnum);
-               if (!map)
-                       continue;
-               sparse_init_one_section(__nr_to_section(pnum), pnum, map);
-       }
-}
-
-#ifdef CONFIG_MEMORY_HOTPLUG
-/*
  * returns the number of sections whose mem_maps were properly
  * set.  If this is <=0, then that means that the passed-in
  * map was not consumed and must be freed.