diff options
Diffstat (limited to 'arch')
-rw-r--r-- | arch/powerpc/include/asm/book3s/64/hash.h | 8 | ||||
-rw-r--r-- | arch/powerpc/include/asm/book3s/64/pgtable.h | 20 | ||||
-rw-r--r-- | arch/powerpc/include/asm/nohash/64/pgtable.h | 7 | ||||
-rw-r--r-- | arch/powerpc/mm/init_64.c | 5 | ||||
-rw-r--r-- | arch/powerpc/mm/mmu_decl.h | 5 | ||||
-rw-r--r-- | arch/powerpc/mm/pgtable-hash64.c | 12 |
6 files changed, 41 insertions, 16 deletions
diff --git a/arch/powerpc/include/asm/book3s/64/hash.h b/arch/powerpc/include/asm/book3s/64/hash.h index 62714399a1a0..cd3e91583c81 100644 --- a/arch/powerpc/include/asm/book3s/64/hash.h +++ b/arch/powerpc/include/asm/book3s/64/hash.h @@ -193,6 +193,14 @@ static inline void hpte_do_hugepage_flush(struct mm_struct *mm, } #endif /* CONFIG_TRANSPARENT_HUGEPAGE */ + +extern int hash__map_kernel_page(unsigned long ea, unsigned long pa, + unsigned long flags); +extern int __meminit hash__vmemmap_create_mapping(unsigned long start, + unsigned long page_size, + unsigned long phys); +extern void hash__vmemmap_remove_mapping(unsigned long start, + unsigned long page_size); #endif /* !__ASSEMBLY__ */ #endif /* __KERNEL__ */ #endif /* _ASM_POWERPC_BOOK3S_64_HASH_H */ diff --git a/arch/powerpc/include/asm/book3s/64/pgtable.h b/arch/powerpc/include/asm/book3s/64/pgtable.h index a22b47844f2f..c1b787dcfbb6 100644 --- a/arch/powerpc/include/asm/book3s/64/pgtable.h +++ b/arch/powerpc/include/asm/book3s/64/pgtable.h @@ -722,6 +722,26 @@ extern struct page *pgd_page(pgd_t pgd); void pgtable_cache_add(unsigned shift, void (*ctor)(void *)); void pgtable_cache_init(void); +static inline int map_kernel_page(unsigned long ea, unsigned long pa, + unsigned long flags) +{ + return hash__map_kernel_page(ea, pa, flags); +} + +static inline int __meminit vmemmap_create_mapping(unsigned long start, + unsigned long page_size, + unsigned long phys) +{ + return hash__vmemmap_create_mapping(start, page_size, phys); +} + +#ifdef CONFIG_MEMORY_HOTPLUG +static inline void vmemmap_remove_mapping(unsigned long start, + unsigned long page_size) +{ + return hash__vmemmap_remove_mapping(start, page_size); +} +#endif struct page *realmode_pfn_to_page(unsigned long pfn); #ifdef CONFIG_TRANSPARENT_HUGEPAGE diff --git a/arch/powerpc/include/asm/nohash/64/pgtable.h b/arch/powerpc/include/asm/nohash/64/pgtable.h index 10debb93c4a4..f143d6fb3576 100644 --- a/arch/powerpc/include/asm/nohash/64/pgtable.h +++ b/arch/powerpc/include/asm/nohash/64/pgtable.h @@ -362,6 +362,13 @@ static inline void __ptep_set_access_flags(pte_t *ptep, pte_t entry) void pgtable_cache_add(unsigned shift, void (*ctor)(void *)); void pgtable_cache_init(void); +extern int map_kernel_page(unsigned long ea, unsigned long pa, + unsigned long flags); +extern int __meminit vmemmap_create_mapping(unsigned long start, + unsigned long page_size, + unsigned long phys); +extern void vmemmap_remove_mapping(unsigned long start, + unsigned long page_size); #endif /* __ASSEMBLY__ */ #endif /* _ASM_POWERPC_NOHASH_64_PGTABLE_H */ diff --git a/arch/powerpc/mm/init_64.c b/arch/powerpc/mm/init_64.c index 09ca65e55b58..33709bdb0419 100644 --- a/arch/powerpc/mm/init_64.c +++ b/arch/powerpc/mm/init_64.c @@ -240,9 +240,6 @@ static __meminit void vmemmap_list_populate(unsigned long phys, vmemmap_list = vmem_back; } -extern int __meminit vmemmap_create_mapping(unsigned long start, - unsigned long page_size, - unsigned long phys); int __meminit vmemmap_populate(unsigned long start, unsigned long end, int node) { unsigned long page_size = 1 << mmu_psize_defs[mmu_vmemmap_psize].shift; @@ -281,8 +278,6 @@ int __meminit vmemmap_populate(unsigned long start, unsigned long end, int node) } #ifdef CONFIG_MEMORY_HOTPLUG -extern void vmemmap_remove_mapping(unsigned long start, - unsigned long page_size); static unsigned long vmemmap_list_free(unsigned long start) { struct vmemmap_backing *vmem_back, *vmem_back_prev; diff --git a/arch/powerpc/mm/mmu_decl.h b/arch/powerpc/mm/mmu_decl.h index bfb7c0bcabd5..6af65327c993 100644 --- a/arch/powerpc/mm/mmu_decl.h +++ b/arch/powerpc/mm/mmu_decl.h @@ -108,11 +108,6 @@ extern unsigned long Hash_size, Hash_mask; #endif /* CONFIG_PPC32 */ -#ifdef CONFIG_PPC64 -extern int map_kernel_page(unsigned long ea, unsigned long pa, - unsigned long flags); -#endif /* CONFIG_PPC64 */ - extern unsigned long ioremap_bot; extern unsigned long __max_low_memory; extern phys_addr_t __initial_memory_limit_addr; diff --git a/arch/powerpc/mm/pgtable-hash64.c b/arch/powerpc/mm/pgtable-hash64.c index 6f5fa68c784e..64975ebfc50b 100644 --- a/arch/powerpc/mm/pgtable-hash64.c +++ b/arch/powerpc/mm/pgtable-hash64.c @@ -20,9 +20,9 @@ * On hash-based CPUs, the vmemmap is bolted in the hash table. * */ -int __meminit vmemmap_create_mapping(unsigned long start, - unsigned long page_size, - unsigned long phys) +int __meminit hash__vmemmap_create_mapping(unsigned long start, + unsigned long page_size, + unsigned long phys) { int rc = htab_bolt_mapping(start, start + page_size, phys, pgprot_val(PAGE_KERNEL), @@ -37,8 +37,8 @@ int __meminit vmemmap_create_mapping(unsigned long start, } #ifdef CONFIG_MEMORY_HOTPLUG -void vmemmap_remove_mapping(unsigned long start, - unsigned long page_size) +void hash__vmemmap_remove_mapping(unsigned long start, + unsigned long page_size) { int rc = htab_remove_mapping(start, start + page_size, mmu_vmemmap_psize, @@ -54,7 +54,7 @@ void vmemmap_remove_mapping(unsigned long start, * map_kernel_page adds an entry to the ioremap page table * and adds an entry to the HPT, possibly bolting it */ -int map_kernel_page(unsigned long ea, unsigned long pa, unsigned long flags) +int hash__map_kernel_page(unsigned long ea, unsigned long pa, unsigned long flags) { pgd_t *pgdp; pud_t *pudp; |