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| author | Linus Torvalds <torvalds@g5.osdl.org> | 2005-10-29 12:19:15 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2005-10-29 12:19:15 -0700 |
| commit | e9d52234e35b27ea4ea5f2ab64ca47b1a0c740ab (patch) | |
| tree | 318d37a7d55c79e6f7d86163fb28e0eccbb0fe83 /arch/mips/mm/init.c | |
| parent | 955c5038823748e529a49f0e33ab635d92843500 (diff) | |
| parent | 09af7b443c257460d45cb6c1896d29f173fef35b (diff) | |
Merge branch 'upstream' of git://ftp.linux-mips.org/pub/scm/upstream-linus
Diffstat (limited to 'arch/mips/mm/init.c')
| -rw-r--r-- | arch/mips/mm/init.c | 34 |
1 files changed, 20 insertions, 14 deletions
diff --git a/arch/mips/mm/init.c b/arch/mips/mm/init.c index dc6830b10fa..f75ab748e8c 100644 --- a/arch/mips/mm/init.c +++ b/arch/mips/mm/init.c @@ -83,7 +83,7 @@ pte_t *kmap_pte; pgprot_t kmap_prot; #define kmap_get_fixmap_pte(vaddr) \ - pte_offset_kernel(pmd_offset(pgd_offset_k(vaddr), (vaddr)), (vaddr)) + pte_offset_kernel(pmd_offset(pud_offset(pgd_offset_k(vaddr), (vaddr)), (vaddr)), (vaddr)) static void __init kmap_init(void) { @@ -96,36 +96,42 @@ static void __init kmap_init(void) kmap_prot = PAGE_KERNEL; } -#ifdef CONFIG_64BIT -static void __init fixrange_init(unsigned long start, unsigned long end, +#ifdef CONFIG_32BIT +void __init fixrange_init(unsigned long start, unsigned long end, pgd_t *pgd_base) { pgd_t *pgd; + pud_t *pud; pmd_t *pmd; pte_t *pte; - int i, j; + int i, j, k; unsigned long vaddr; vaddr = start; i = __pgd_offset(vaddr); - j = __pmd_offset(vaddr); + j = __pud_offset(vaddr); + k = __pmd_offset(vaddr); pgd = pgd_base + i; for ( ; (i < PTRS_PER_PGD) && (vaddr != end); pgd++, i++) { - pmd = (pmd_t *)pgd; - for (; (j < PTRS_PER_PMD) && (vaddr != end); pmd++, j++) { - if (pmd_none(*pmd)) { - pte = (pte_t *) alloc_bootmem_low_pages(PAGE_SIZE); - set_pmd(pmd, __pmd(pte)); - if (pte != pte_offset_kernel(pmd, 0)) - BUG(); + pud = (pud_t *)pgd; + for ( ; (j < PTRS_PER_PUD) && (vaddr != end); pud++, j++) { + pmd = (pmd_t *)pud; + for (; (k < PTRS_PER_PMD) && (vaddr != end); pmd++, k++) { + if (pmd_none(*pmd)) { + pte = (pte_t *) alloc_bootmem_low_pages(PAGE_SIZE); + set_pmd(pmd, __pmd(pte)); + if (pte != pte_offset_kernel(pmd, 0)) + BUG(); + } + vaddr += PMD_SIZE; } - vaddr += PMD_SIZE; + k = 0; } j = 0; } } -#endif /* CONFIG_64BIT */ +#endif /* CONFIG_32BIT */ #endif /* CONFIG_HIGHMEM */ #ifndef CONFIG_NEED_MULTIPLE_NODES |