diff options
Diffstat (limited to 'arch/powerpc/include/asm/book3s/64/pgalloc.h')
| -rw-r--r-- | arch/powerpc/include/asm/book3s/64/pgalloc.h | 22 |
1 files changed, 0 insertions, 22 deletions
diff --git a/arch/powerpc/include/asm/book3s/64/pgalloc.h b/arch/powerpc/include/asm/book3s/64/pgalloc.h index cfd48d8cc055..df2dce6afe14 100644 --- a/arch/powerpc/include/asm/book3s/64/pgalloc.h +++ b/arch/powerpc/include/asm/book3s/64/pgalloc.h @@ -19,26 +19,6 @@ struct vmemmap_backing { }; extern struct vmemmap_backing *vmemmap_list; -/* - * Functions that deal with pagetables that could be at any level of - * the table need to be passed an "index_size" so they know how to - * handle allocation. For PTE pages (which are linked to a struct - * page for now, and drawn from the main get_free_pages() pool), the - * allocation size will be (2^index_size * sizeof(pointer)) and - * allocations are drawn from the kmem_cache in PGT_CACHE(index_size). - * - * The maximum index size needs to be big enough to allow any - * pagetable sizes we need, but small enough to fit in the low bits of - * any page table pointer. In other words all pagetables, even tiny - * ones, must be aligned to allow at least enough low 0 bits to - * contain this value. This value is also used as a mask, so it must - * be one less than a power of two. - */ -#define MAX_PGTABLE_INDEX_SIZE 0xf - -extern struct kmem_cache *pgtable_cache[]; -#define PGT_CACHE(shift) pgtable_cache[shift] - extern pmd_t *pmd_fragment_alloc(struct mm_struct *, unsigned long); extern void pmd_fragment_free(unsigned long *); extern void pgtable_free_tlb(struct mmu_gather *tlb, void *table, int shift); @@ -199,8 +179,6 @@ static inline void __pte_free_tlb(struct mmu_gather *tlb, pgtable_t table, pgtable_free_tlb(tlb, table, PTE_INDEX); } -#define check_pgt_cache() do { } while (0) - extern atomic_long_t direct_pages_count[MMU_PAGE_COUNT]; static inline void update_page_count(int psize, long count) { |