Revision 500156a0f0e81e24991f5f0db56e859db1fbdacf authored by Linus Torvalds on 01 April 2006, 05:35:04 UTC, committed by Linus Torvalds on 01 April 2006, 05:35:04 UTC
* master.kernel.org:/home/rmk/linux-2.6-mmc: [MMC] Pass -DDEBUG on compiler command line if MMC_DEBUG selected [MMC] Add OMAP MMC host driver
internal.h
/* internal.h: mm/ internal definitions
*
* Copyright (C) 2004 Red Hat, Inc. All Rights Reserved.
* Written by David Howells (dhowells@redhat.com)
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* 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_count(struct page *page, int v)
{
atomic_set(&page->_count, v);
}
/*
* Turn a non-refcounted page (->_count == 0) into refcounted with
* a count of one.
*/
static inline void set_page_refcounted(struct page *page)
{
BUG_ON(PageCompound(page) && page_private(page) != (unsigned long)page);
BUG_ON(atomic_read(&page->_count));
set_page_count(page, 1);
}
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);
#endif
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