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/* $Id: pgalloc.h,v 1.30 2001/12/21 04:56:17 davem Exp $ */
# ifndef _SPARC64_PGALLOC_H
# define _SPARC64_PGALLOC_H
# include <linux/config.h>
# include <linux/kernel.h>
# include <linux/sched.h>
# include <linux/mm.h>
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# include <linux/slab.h>
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# include <asm/spitfire.h>
# include <asm/cpudata.h>
# include <asm/cacheflush.h>
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# include <asm/page.h>
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/* Page table allocation/freeing. */
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extern kmem_cache_t * pgtable_cache ;
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static inline pgd_t * pgd_alloc ( struct mm_struct * mm )
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{
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return kmem_cache_alloc ( pgtable_cache , GFP_KERNEL ) ;
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}
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static inline void pgd_free ( pgd_t * pgd )
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{
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kmem_cache_free ( pgtable_cache , pgd ) ;
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}
# define pud_populate(MM, PUD, PMD) pud_set(PUD, PMD)
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static inline pmd_t * pmd_alloc_one ( struct mm_struct * mm , unsigned long addr )
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{
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return kmem_cache_alloc ( pgtable_cache ,
GFP_KERNEL | __GFP_REPEAT ) ;
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}
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static inline void pmd_free ( pmd_t * pmd )
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{
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kmem_cache_free ( pgtable_cache , pmd ) ;
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}
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static inline pte_t * pte_alloc_one_kernel ( struct mm_struct * mm ,
unsigned long address )
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{
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return kmem_cache_alloc ( pgtable_cache ,
GFP_KERNEL | __GFP_REPEAT ) ;
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}
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static inline struct page * pte_alloc_one ( struct mm_struct * mm ,
unsigned long address )
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{
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return virt_to_page ( pte_alloc_one_kernel ( mm , address ) ) ;
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}
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static inline void pte_free_kernel ( pte_t * pte )
{
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kmem_cache_free ( pgtable_cache , pte ) ;
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}
static inline void pte_free ( struct page * ptepage )
{
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pte_free_kernel ( page_address ( ptepage ) ) ;
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}
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# define pmd_populate_kernel(MM, PMD, PTE) pmd_set(PMD, PTE)
# define pmd_populate(MM,PMD,PTE_PAGE) \
pmd_populate_kernel ( MM , PMD , page_address ( PTE_PAGE ) )
# define check_pgt_cache() do { } while (0)
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# endif /* _SPARC64_PGALLOC_H */