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mm: make page_lock_anon_vma() static

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page_lock_anon_vma() and page_unlock_anon_vma() were made available to
show_page_path() in vmscan.c; but now that has been removed, make them
static in rmap.c again, they're better kept private if possible.

Signed-off-by: Hugh Dickins <[email protected]>
Reviewed-by: KOSAKI Motohiro <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
This commit is contained in:
Hugh Dickins 2009-01-06 14:39:26 -08:00 • committed by Linus Torvalds
commit 2afd1c928f
2 changed files with 2 additions and 5 deletions
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4
mm/rmap.c
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@ -193,7 +193,7 @@ void __init anon_vma_init(void)
* Getting a lock on a stable anon_vma from a page off the LRU is
* tricky: page_lock_anon_vma rely on RCU to guard against the races.
*/
struct anon_vma *page_lock_anon_vma(struct page *page)
static struct anon_vma *page_lock_anon_vma(struct page *page)
{
struct anon_vma *anon_vma;
unsigned long anon_mapping;
@ -213,7 +213,7 @@ out:
return NULL;
}
void page_unlock_anon_vma(struct anon_vma *anon_vma)
static void page_unlock_anon_vma(struct anon_vma *anon_vma)
{
spin_unlock(&anon_vma->lock);
rcu_read_unlock();