diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/asm-mips/pgtable-32.h | 9 | ||||
| -rw-r--r-- | include/asm-mips/pgtable-64.h | 9 |
2 files changed, 8 insertions, 10 deletions
diff --git a/include/asm-mips/pgtable-32.h b/include/asm-mips/pgtable-32.h index 8d66303eabc..9b4d39d9f2f 100644 --- a/include/asm-mips/pgtable-32.h +++ b/include/asm-mips/pgtable-32.h @@ -43,10 +43,6 @@ extern int add_temporary_entry(unsigned long entrylo0, unsigned long entrylo1, * works even with the cache aliasing problem the R4k and above have. */ -/* PMD_SHIFT determines the size of the area a second-level page table can map */ -#define PMD_SIZE (1UL << PMD_SHIFT) -#define PMD_MASK (~(PMD_SIZE-1)) - /* PGDIR_SHIFT determines what a third-level page table entry can map */ #ifdef CONFIG_64BIT_PHYS_ADDR #define PGDIR_SHIFT 21 @@ -78,7 +74,7 @@ extern int add_temporary_entry(unsigned long entrylo0, unsigned long entrylo1, #define USER_PTRS_PER_PGD (0x80000000UL/PGDIR_SIZE) #define FIRST_USER_ADDRESS 0 -#define VMALLOC_START KSEG2 +#define VMALLOC_START MAP_BASE #ifdef CONFIG_HIGHMEM # define VMALLOC_END (PKMAP_BASE-2*PAGE_SIZE) @@ -146,12 +142,13 @@ pfn_pte(unsigned long pfn, pgprot_t prot) #endif /* defined(CONFIG_64BIT_PHYS_ADDR) && defined(CONFIG_CPU_MIPS32) */ #define __pgd_offset(address) pgd_index(address) +#define __pud_offset(address) (((address) >> PUD_SHIFT) & (PTRS_PER_PUD-1)) #define __pmd_offset(address) (((address) >> PMD_SHIFT) & (PTRS_PER_PMD-1)) /* to find an entry in a kernel page-table-directory */ #define pgd_offset_k(address) pgd_offset(&init_mm, address) -#define pgd_index(address) ((address) >> PGDIR_SHIFT) +#define pgd_index(address) (((address) >> PGDIR_SHIFT) & (PTRS_PER_PGD-1)) /* to find an entry in a page-table-directory */ #define pgd_offset(mm,addr) ((mm)->pgd + pgd_index(addr)) diff --git a/include/asm-mips/pgtable-64.h b/include/asm-mips/pgtable-64.h index ac5517fa1ee..35007250ac2 100644 --- a/include/asm-mips/pgtable-64.h +++ b/include/asm-mips/pgtable-64.h @@ -59,7 +59,7 @@ * two levels would be easy to implement. * * For 16kB page size we use a 2 level page tree which permits a total of - * 36 bits of virtual address space. We could add a third leve. but it seems + * 36 bits of virtual address space. We could add a third level but it seems * like at the moment there's no need for this. * * For 64kB page size we use a 2 level page table tree for a total of 42 bits @@ -97,7 +97,7 @@ #define USER_PTRS_PER_PGD (TASK_SIZE / PGDIR_SIZE) #define FIRST_USER_ADDRESS 0 -#define VMALLOC_START XKSEG +#define VMALLOC_START MAP_BASE #define VMALLOC_END \ (VMALLOC_START + PTRS_PER_PGD * PTRS_PER_PMD * PTRS_PER_PTE * PAGE_SIZE) @@ -134,7 +134,7 @@ static inline void pmd_clear(pmd_t *pmdp) } /* - * Empty pgd entries point to the invalid_pmd_table. + * Empty pud entries point to the invalid_pmd_table. */ static inline int pud_none(pud_t pud) { @@ -166,12 +166,13 @@ static inline void pud_clear(pud_t *pudp) #endif #define __pgd_offset(address) pgd_index(address) +#define __pud_offset(address) (((address) >> PUD_SHIFT) & (PTRS_PER_PUD-1)) #define page_pte(page) page_pte_prot(page, __pgprot(0)) /* to find an entry in a kernel page-table-directory */ #define pgd_offset_k(address) pgd_offset(&init_mm, 0) -#define pgd_index(address) (((address) >> PGDIR_SHIFT) & (PTRS_PER_PGD-1)) +#define pgd_index(address) (((address) >> PGDIR_SHIFT) & (PTRS_PER_PGD-1)) /* to find an entry in a page-table-directory */ #define pgd_offset(mm,addr) ((mm)->pgd + pgd_index(addr)) |