Revision 1992a5ede1246a746782f687bfe07bf76650770b authored by Stephen Rothwell on 31 October 2007, 03:53:32 UTC, committed by Jeff Garzik on 03 November 2007, 12:46:29 UTC
drivers/ata/libata-core.c:768: warning: 'ata_lpm_enable' defined but not used drivers/ata/libata-core.c:784: warning: 'ata_lpm_disable' defined but not used Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au> Signed-off-by: Jeff Garzik <jeff@garzik.org>
1 parent aa91c72
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)
{
VM_BUG_ON(PageCompound(page) && PageTail(page));
VM_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);
/*
* function for dealing with page's order in buddy system.
* zone->lock is already acquired when we use these.
* So, we don't need atomic page->flags operations here.
*/
static inline unsigned long page_order(struct page *page)
{
VM_BUG_ON(!PageBuddy(page));
return page_private(page);
}
#endif
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