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page_alloc: make setup_nr_node_ids() usable for arch init code

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powerpc and x86 were opencoding copies of setup_nr_node_ids(), which
page_alloc provides but makes static.  Make it avaliable to the archs in
linux/mm.h.

Signed-off-by: Cody P Schafer <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
This commit is contained in:
Cody P Schafer 2013-04-29 15:08:01 -07:00 • committed by Linus Torvalds
commit f9872caf07
2 changed files with 7 additions and 5 deletions
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6
mm/page_alloc.c
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@ -4749,7 +4749,7 @@ void __paginginit free_area_init_node(int nid, unsigned long *zones_size,
/*
* Figure out the number of possible node ids.
*/
static void __init setup_nr_node_ids(void)
void __init setup_nr_node_ids(void)
{
unsigned int node;
unsigned int highest = 0;
@ -4758,10 +4758,6 @@ static void __init setup_nr_node_ids(void)
highest = node;
nr_node_ids = highest + 1;
}
#else
static inline void setup_nr_node_ids(void)
{
}
#endif
/**