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author | Len Brown <len.brown@intel.com> | 2009-01-09 08:39:43 (GMT) |
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committer | Len Brown <len.brown@intel.com> | 2009-01-09 08:39:43 (GMT) |
commit | b2576e1d4408e134e2188c967b1f28af39cd79d4 (patch) | |
tree | 004f3c82faab760f304ce031d6d2f572e7746a50 /include/asm-xtensa/pgalloc.h | |
parent | 3cc8a5f4ba91f67bbdb81a43a99281a26aab8d77 (diff) | |
parent | 2150edc6c5cf00f7adb54538b9ea2a3e9cedca3f (diff) | |
download | linux-fsl-qoriq-b2576e1d4408e134e2188c967b1f28af39cd79d4.tar.xz |
Merge branch 'linus' into release
Diffstat (limited to 'include/asm-xtensa/pgalloc.h')
-rw-r--r-- | include/asm-xtensa/pgalloc.h | 73 |
1 files changed, 0 insertions, 73 deletions
diff --git a/include/asm-xtensa/pgalloc.h b/include/asm-xtensa/pgalloc.h deleted file mode 100644 index 4f4a798..0000000 --- a/include/asm-xtensa/pgalloc.h +++ /dev/null @@ -1,73 +0,0 @@ -/* - * include/asm-xtensa/pgalloc.h - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * Copyright (C) 2001-2007 Tensilica Inc. - */ - -#ifndef _XTENSA_PGALLOC_H -#define _XTENSA_PGALLOC_H - -#ifdef __KERNEL__ - -#include <linux/highmem.h> - -/* - * 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_populate_kernel(mm, pmdp, ptep) \ - (pmd_val(*(pmdp)) = ((unsigned long)ptep)) -#define pmd_populate(mm, pmdp, page) \ - (pmd_val(*(pmdp)) = ((unsigned long)page_to_virt(page))) -#define pmd_pgtable(pmd) pmd_page(pmd) - -static inline pgd_t* -pgd_alloc(struct mm_struct *mm) -{ - return (pgd_t*) __get_free_pages(GFP_KERNEL | __GFP_ZERO, PGD_ORDER); -} - -static inline void pgd_free(struct mm_struct *mm, pgd_t *pgd) -{ - free_page((unsigned long)pgd); -} - -/* Use a slab cache for the pte pages (see also sparc64 implementation) */ - -extern struct kmem_cache *pgtable_cache; - -static inline pte_t *pte_alloc_one_kernel(struct mm_struct *mm, - unsigned long address) -{ - return kmem_cache_alloc(pgtable_cache, GFP_KERNEL|__GFP_REPEAT); -} - -static inline pgtable_t pte_alloc_one(struct mm_struct *mm, - unsigned long addr) -{ - struct page *page; - - page = virt_to_page(pte_alloc_one_kernel(mm, addr)); - pgtable_page_ctor(page); - return page; -} - -static inline void pte_free_kernel(struct mm_struct *mm, pte_t *pte) -{ - kmem_cache_free(pgtable_cache, pte); -} - -static inline void pte_free(struct mm_struct *mm, pgtable_t pte) -{ - pgtable_page_dtor(pte); - kmem_cache_free(pgtable_cache, page_address(pte)); -} -#define pmd_pgtable(pmd) pmd_page(pmd) - -#endif /* __KERNEL__ */ -#endif /* _XTENSA_PGALLOC_H */ |