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>
}
#define set_page_count(p,v) atomic_set(&(p)->_count, (v))
}
#define set_page_count(p,v) atomic_set(&(p)->_count, (v))
-#define __put_page(p) atomic_dec(&(p)->_count)
extern void FASTCALL(__page_cache_release(struct page *));
extern void FASTCALL(__page_cache_release(struct page *));
#include <linux/security.h>
#include <linux/syscalls.h>
#include "filemap.h"
#include <linux/security.h>
#include <linux/syscalls.h>
#include "filemap.h"
/*
* FIXME: remove all knowledge of the buffer layer from the core VM
*/
/*
* FIXME: remove all knowledge of the buffer layer from the core VM
*/
* as published by the Free Software Foundation; either version
* 2 of the License, or (at your option) any later version.
*/
* as published by the Free Software Foundation; either version
* 2 of the License, or (at your option) any later version.
*/
+#ifndef __MM_INTERNAL_H
+#define __MM_INTERNAL_H
+
+#include <linux/mm.h>
static inline void set_page_refs(struct page *page, int order)
{
static inline void set_page_refs(struct page *page, int order)
{
#endif /* CONFIG_MMU */
}
#endif /* CONFIG_MMU */
}
+static inline void __put_page(struct page *page)
+{
+ atomic_dec(&page->_count);
+}
+
extern void fastcall __init __free_pages_bootmem(struct page *page,
unsigned int order);
extern void fastcall __init __free_pages_bootmem(struct page *page,
unsigned int order);
#include <linux/swapops.h>
#include <linux/swapops.h>
/* possible outcome of pageout() */
typedef enum {
/* failed to write page out, page is locked */
/* possible outcome of pageout() */
typedef enum {
/* failed to write page out, page is locked */