diff options
author | Ingo Molnar <mingo@elte.hu> | 2009-03-05 12:47:28 +0100 |
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committer | Ingo Molnar <mingo@elte.hu> | 2009-03-05 12:47:28 +0100 |
commit | 7df4edb07cf54a4868b9a750424c0d2aa68f8d66 (patch) | |
tree | 0ad0ad3f3dcb6f9edf26dde42ba625053dddf54f /include/asm-m68k/sun3_pgalloc.h | |
parent | 0d688da5505d77bcef2441e0a22d8cc26459702d (diff) | |
parent | 559595a985e106d2fa9f0c79b7f5805453fed593 (diff) |
Merge branch 'linus' into core/iommu
Diffstat (limited to 'include/asm-m68k/sun3_pgalloc.h')
-rw-r--r-- | include/asm-m68k/sun3_pgalloc.h | 102 |
1 files changed, 0 insertions, 102 deletions
diff --git a/include/asm-m68k/sun3_pgalloc.h b/include/asm-m68k/sun3_pgalloc.h deleted file mode 100644 index d4c83f14381..00000000000 --- a/include/asm-m68k/sun3_pgalloc.h +++ /dev/null @@ -1,102 +0,0 @@ -/* sun3_pgalloc.h -- - * reorganization around 2.3.39, routines moved from sun3_pgtable.h - * - * - * 02/27/2002 -- Modified to support "highpte" implementation in 2.5.5 (Sam) - * - * moved 1/26/2000 Sam Creasey - */ - -#ifndef _SUN3_PGALLOC_H -#define _SUN3_PGALLOC_H - -#include <asm/tlb.h> - -/* FIXME - when we get this compiling */ -/* erm, now that it's compiling, what do we do with it? */ -#define _KERNPG_TABLE 0 - -extern const char bad_pmd_string[]; - -#define pmd_alloc_one(mm,address) ({ BUG(); ((pmd_t *)2); }) - - -static inline void pte_free_kernel(struct mm_struct *mm, pte_t *pte) -{ - free_page((unsigned long) pte); -} - -static inline void pte_free(struct mm_struct *mm, pgtable_t page) -{ - pgtable_page_dtor(page); - __free_page(page); -} - -#define __pte_free_tlb(tlb,pte) \ -do { \ - pgtable_page_dtor(pte); \ - tlb_remove_page((tlb), pte); \ -} while (0) - -static inline pte_t *pte_alloc_one_kernel(struct mm_struct *mm, - unsigned long address) -{ - unsigned long page = __get_free_page(GFP_KERNEL|__GFP_REPEAT); - - if (!page) - return NULL; - - memset((void *)page, 0, PAGE_SIZE); - return (pte_t *) (page); -} - -static inline pgtable_t pte_alloc_one(struct mm_struct *mm, - unsigned long address) -{ - struct page *page = alloc_pages(GFP_KERNEL|__GFP_REPEAT, 0); - - if (page == NULL) - return NULL; - - clear_highpage(page); - pgtable_page_ctor(page); - return page; - -} - -static inline void pmd_populate_kernel(struct mm_struct *mm, pmd_t *pmd, pte_t *pte) -{ - pmd_val(*pmd) = __pa((unsigned long)pte); -} - -static inline void pmd_populate(struct mm_struct *mm, pmd_t *pmd, pgtable_t page) -{ - pmd_val(*pmd) = __pa((unsigned long)page_address(page)); -} -#define pmd_pgtable(pmd) pmd_page(pmd) - -/* - * allocating and freeing a pmd is trivial: the 1-entry pmd is - * inside the pgd, so has no extra memory associated with it. - */ -#define pmd_free(mm, x) do { } while (0) -#define __pmd_free_tlb(tlb, x) do { } while (0) - -static inline void pgd_free(struct mm_struct *mm, pgd_t *pgd) -{ - free_page((unsigned long) pgd); -} - -static inline pgd_t * pgd_alloc(struct mm_struct *mm) -{ - pgd_t *new_pgd; - - new_pgd = (pgd_t *)get_zeroed_page(GFP_KERNEL); - memcpy(new_pgd, swapper_pg_dir, PAGE_SIZE); - memset(new_pgd, 0, (PAGE_OFFSET >> PGDIR_SHIFT)); - return new_pgd; -} - -#define pgd_populate(mm, pmd, pte) BUG() - -#endif /* SUN3_PGALLOC_H */ |