diff --git a/arch/x86/mm/init_64.c b/arch/x86/mm/init_64.c index 4465104f5514..1ff7906a9a4d 100644 --- a/arch/x86/mm/init_64.c +++ b/arch/x86/mm/init_64.c @@ -662,11 +662,6 @@ int memory_add_physaddr_to_nid(u64 start) EXPORT_SYMBOL_GPL(memory_add_physaddr_to_nid); #endif -void __pud_free_tlb(struct mmu_gather *tlb, pud_t *pud) -{ - tlb_remove_page(tlb, virt_to_page(pud)); -} - #endif /* CONFIG_MEMORY_HOTPLUG */ static struct kcore_list kcore_mem, kcore_vmalloc, kcore_kernel, diff --git a/arch/x86/mm/pgtable.c b/arch/x86/mm/pgtable.c index 1c41efedf6d0..c67966e10a95 100644 --- a/arch/x86/mm/pgtable.c +++ b/arch/x86/mm/pgtable.c @@ -34,6 +34,13 @@ void __pmd_free_tlb(struct mmu_gather *tlb, pmd_t *pmd) paravirt_release_pd(__pa(pmd) >> PAGE_SHIFT); tlb_remove_page(tlb, virt_to_page(pmd)); } + +#if PAGETABLE_LEVELS > 3 +void __pud_free_tlb(struct mmu_gather *tlb, pud_t *pud) +{ + tlb_remove_page(tlb, virt_to_page(pud)); +} +#endif /* PAGETABLE_LEVELS > 3 */ #endif /* PAGETABLE_LEVELS > 2 */ #ifdef CONFIG_X86_64 diff --git a/include/asm-x86/pgalloc.h b/include/asm-x86/pgalloc.h index ae23839db20b..73e5b0318476 100644 --- a/include/asm-x86/pgalloc.h +++ b/include/asm-x86/pgalloc.h @@ -71,12 +71,36 @@ static inline void pmd_free(struct mm_struct *mm, pmd_t *pmd) } extern void __pmd_free_tlb(struct mmu_gather *tlb, pmd_t *pmd); + +#ifdef CONFIG_X86_PAE +extern void pud_populate(struct mm_struct *mm, pud_t *pudp, pmd_t *pmd); +#else /* !CONFIG_X86_PAE */ +static inline void pud_populate(struct mm_struct *mm, pud_t *pud, pmd_t *pmd) +{ + paravirt_alloc_pd(mm, __pa(pmd) >> PAGE_SHIFT); + set_pud(pud, __pud(_PAGE_TABLE | __pa(pmd))); +} +#endif /* CONFIG_X86_PAE */ + +#if PAGETABLE_LEVELS > 3 +static inline void pgd_populate(struct mm_struct *mm, pgd_t *pgd, pud_t *pud) +{ + set_pgd(pgd, __pgd(_PAGE_TABLE | __pa(pud))); +} + +static inline pud_t *pud_alloc_one(struct mm_struct *mm, unsigned long addr) +{ + return (pud_t *)get_zeroed_page(GFP_KERNEL|__GFP_REPEAT); +} + +static inline void pud_free(struct mm_struct *mm, pud_t *pud) +{ + BUG_ON((unsigned long)pud & (PAGE_SIZE-1)); + free_page((unsigned long)pud); +} + +extern void __pud_free_tlb(struct mmu_gather *tlb, pud_t *pud); +#endif /* PAGETABLE_LEVELS > 3 */ #endif /* PAGETABLE_LEVELS > 2 */ -#ifdef CONFIG_X86_32 -# include "pgalloc_32.h" -#else -# include "pgalloc_64.h" -#endif - #endif /* _ASM_X86_PGALLOC_H */ diff --git a/include/asm-x86/pgalloc_32.h b/include/asm-x86/pgalloc_32.h deleted file mode 100644 index b83bc010af09..000000000000 --- a/include/asm-x86/pgalloc_32.h +++ /dev/null @@ -1,9 +0,0 @@ -#ifndef _I386_PGALLOC_H -#define _I386_PGALLOC_H - -#ifdef CONFIG_X86_PAE -extern void pud_populate(struct mm_struct *mm, pud_t *pudp, pmd_t *pmd); - -#endif /* CONFIG_X86_PAE */ - -#endif /* _I386_PGALLOC_H */ diff --git a/include/asm-x86/pgalloc_64.h b/include/asm-x86/pgalloc_64.h deleted file mode 100644 index 501968194253..000000000000 --- a/include/asm-x86/pgalloc_64.h +++ /dev/null @@ -1,29 +0,0 @@ -#ifndef _X86_64_PGALLOC_H -#define _X86_64_PGALLOC_H - -#include - -static inline void pud_populate(struct mm_struct *mm, pud_t *pud, pmd_t *pmd) -{ - set_pud(pud, __pud(_PAGE_TABLE | __pa(pmd))); -} - -static inline void pgd_populate(struct mm_struct *mm, pgd_t *pgd, pud_t *pud) -{ - set_pgd(pgd, __pgd(_PAGE_TABLE | __pa(pud))); -} - -static inline pud_t *pud_alloc_one(struct mm_struct *mm, unsigned long addr) -{ - return (pud_t *)get_zeroed_page(GFP_KERNEL|__GFP_REPEAT); -} - -static inline void pud_free(struct mm_struct *mm, pud_t *pud) -{ - BUG_ON((unsigned long)pud & (PAGE_SIZE-1)); - free_page((unsigned long)pud); -} - -extern void __pud_free_tlb(struct mmu_gather *tlb, pud_t *pud); - -#endif /* _X86_64_PGALLOC_H */