/* $Id: pgalloc.h,v 1.30 2001/12/21 04:56:17 davem Exp $ */ #ifndef _SPARC64_PGALLOC_H #define _SPARC64_PGALLOC_H #include <linux/kernel.h> #include <linux/sched.h> #include <linux/mm.h> #include <linux/slab.h> #include <linux/quicklist.h> #include <asm/spitfire.h> #include <asm/cpudata.h> #include <asm/cacheflush.h> #include <asm/page.h> /* Page table allocation/freeing. */ static inline pgd_t *pgd_alloc(struct mm_struct *mm) { return quicklist_alloc(0, GFP_KERNEL, NULL); } static inline void pgd_free(struct mm_struct *mm, pgd_t *pgd) { quicklist_free(0, NULL, pgd); } #define pud_populate(MM, PUD, PMD) pud_set(PUD, PMD) static inline pmd_t *pmd_alloc_one(struct mm_struct *mm, unsigned long addr) { return quicklist_alloc(0, GFP_KERNEL, NULL); } static inline void pmd_free(struct mm_struct *mm, pmd_t *pmd) { quicklist_free(0, NULL, pmd); } static inline pte_t *pte_alloc_one_kernel(struct mm_struct *mm, unsigned long address) { return quicklist_alloc(0, GFP_KERNEL, NULL); } static inline struct page *pte_alloc_one(struct mm_struct *mm, unsigned long address) { void *pg = quicklist_alloc(0, GFP_KERNEL, NULL); return pg ? virt_to_page(pg) : NULL; } static inline void pte_free_kernel(struct mm_struct *mm, pte_t *pte) { quicklist_free(0, NULL, pte); } static inline void pte_free(struct mm_struct *mm, struct page *ptepage) { quicklist_free_page(0, NULL, ptepage); } #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)) static inline void check_pgt_cache(void) { quicklist_trim(0, NULL, 25, 16); } #endif /* _SPARC64_PGALLOC_H */