diff options
Diffstat (limited to 'arch/m68k/mm/init.c')
| -rw-r--r-- | arch/m68k/mm/init.c | 34 |
1 files changed, 20 insertions, 14 deletions
diff --git a/arch/m68k/mm/init.c b/arch/m68k/mm/init.c index 27c453f4fffe..b88d510d4fe3 100644 --- a/arch/m68k/mm/init.c +++ b/arch/m68k/mm/init.c @@ -40,11 +40,6 @@ void *empty_zero_page; EXPORT_SYMBOL(empty_zero_page); -#if !defined(CONFIG_SUN3) && !defined(CONFIG_COLDFIRE) -extern void init_pointer_table(unsigned long ptable); -extern pmd_t *zero_pgtable; -#endif - #ifdef CONFIG_MMU pg_data_t pg_data_map[MAX_NUMNODES]; @@ -125,20 +120,31 @@ void free_initmem(void) static inline void init_pointer_tables(void) { #if defined(CONFIG_MMU) && !defined(CONFIG_SUN3) && !defined(CONFIG_COLDFIRE) - int i; + int i, j; /* insert pointer tables allocated so far into the tablelist */ - init_pointer_table((unsigned long)kernel_pg_dir); + init_pointer_table(kernel_pg_dir, TABLE_PGD); for (i = 0; i < PTRS_PER_PGD; i++) { - pud_t *pud = (pud_t *)(&kernel_pg_dir[i]); + pud_t *pud = (pud_t *)&kernel_pg_dir[i]; + pmd_t *pmd_dir; - if (pud_present(*pud)) - init_pointer_table(pgd_page_vaddr(kernel_pg_dir[i])); - } + if (!pud_present(*pud)) + continue; + + pmd_dir = (pmd_t *)pgd_page_vaddr(kernel_pg_dir[i]); + init_pointer_table(pmd_dir, TABLE_PMD); - /* insert also pointer table that we used to unmap the zero page */ - if (zero_pgtable) - init_pointer_table((unsigned long)zero_pgtable); + for (j = 0; j < PTRS_PER_PMD; j++) { + pmd_t *pmd = &pmd_dir[j]; + pte_t *pte_dir; + + if (!pmd_present(*pmd)) + continue; + + pte_dir = (pte_t *)__pmd_page(*pmd); + init_pointer_table(pte_dir, TABLE_PTE); + } + } #endif } |