[PATCH] mm: make __put_page internal

Remove __put_page from outside the core mm/.  It is dangerous because it does
not handle compound pages nicely, and misses 1->0 transitions.  If a user
later appears that really needs the extra speed we can reevaluate.

Signed-off-by: Nick Piggin <npiggin@suse.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

mm/vmscan.c

@@ -39,6 +39,8 @@
 
 #include <linux/swapops.h>
 
+#include "internal.h"
+
 /* possible outcome of pageout() */
 typedef enum {
 	/* failed to write page out, page is locked */