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Diffstat (limited to 'include/asm-sh64/pgalloc.h')
-rw-r--r--include/asm-sh64/pgalloc.h125
1 files changed, 0 insertions, 125 deletions
diff --git a/include/asm-sh64/pgalloc.h b/include/asm-sh64/pgalloc.h
deleted file mode 100644
index 6eccab770a6..00000000000
--- a/include/asm-sh64/pgalloc.h
+++ /dev/null
@@ -1,125 +0,0 @@
-#ifndef __ASM_SH64_PGALLOC_H
-#define __ASM_SH64_PGALLOC_H
-
-/*
- * This file is subject to the terms and conditions of the GNU General Public
- * License. See the file "COPYING" in the main directory of this archive
- * for more details.
- *
- * include/asm-sh64/pgalloc.h
- *
- * Copyright (C) 2000, 2001 Paolo Alberelli
- * Copyright (C) 2003, 2004 Paul Mundt
- * Copyright (C) 2003, 2004 Richard Curnow
- *
- */
-
-#include <linux/mm.h>
-#include <linux/quicklist.h>
-#include <asm/page.h>
-
-static inline void pgd_init(unsigned long page)
-{
- unsigned long *pgd = (unsigned long *)page;
- extern pte_t empty_bad_pte_table[PTRS_PER_PTE];
- int i;
-
- for (i = 0; i < USER_PTRS_PER_PGD; i++)
- pgd[i] = (unsigned long)empty_bad_pte_table;
-}
-
-/*
- * Allocate and free page tables. The xxx_kernel() versions are
- * used to allocate a kernel page table - this turns on ASN bits
- * if any.
- */
-
-static inline pgd_t *get_pgd_slow(void)
-{
- unsigned int pgd_size = (USER_PTRS_PER_PGD * sizeof(pgd_t));
- pgd_t *ret = kmalloc(pgd_size, GFP_KERNEL);
- return ret;
-}
-
-static inline pgd_t *pgd_alloc(struct mm_struct *mm)
-{
- return quicklist_alloc(0, GFP_KERNEL, NULL);
-}
-
-static inline void pgd_free(pgd_t *pgd)
-{
- quicklist_free(0, NULL, pgd);
-}
-
-static inline struct page *pte_alloc_one(struct mm_struct *mm,
- unsigned long address)
-{
- void *pg = quicklist_alloc(0, GFP_KERNEL, NULL);
- return pg ? virt_to_page(pg) : NULL;
-}
-
-static inline void pte_free_kernel(pte_t *pte)
-{
- quicklist_free(0, NULL, pte);
-}
-
-static inline void pte_free(struct page *pte)
-{
- quicklist_free_page(0, NULL, pte);
-}
-
-static inline pte_t *pte_alloc_one_kernel(struct mm_struct *mm,
- unsigned long address)
-{
- return quicklist_alloc(0, GFP_KERNEL, NULL);
-}
-
-#define __pte_free_tlb(tlb,pte) tlb_remove_page((tlb),(pte))
-
-/*
- * allocating and freeing a pmd is trivial: the 1-entry pmd is
- * inside the pgd, so has no extra memory associated with it.
- */
-
-#if defined(CONFIG_SH64_PGTABLE_2_LEVEL)
-
-#define pmd_alloc_one(mm, addr) ({ BUG(); ((pmd_t *)2); })
-#define pmd_free(x) do { } while (0)
-#define pgd_populate(mm, pmd, pte) BUG()
-#define __pte_free_tlb(tlb,pte) tlb_remove_page((tlb),(pte))
-#define __pmd_free_tlb(tlb,pmd) do { } while (0)
-
-#elif defined(CONFIG_SH64_PGTABLE_3_LEVEL)
-
-static inline pmd_t *pmd_alloc_one(struct mm_struct *mm, unsigned long address)
-{
- return quicklist_alloc(0, GFP_KERNEL, NULL);
-}
-
-static inline void pmd_free(pmd_t *pmd)
-{
- quicklist_free(0, NULL, pmd);
-}
-
-#define pgd_populate(mm, pgd, pmd) pgd_set(pgd, pmd)
-#define __pmd_free_tlb(tlb,pmd) pmd_free(pmd)
-
-#else
-#error "No defined page table size"
-#endif
-
-#define pmd_populate_kernel(mm, pmd, pte) \
- set_pmd(pmd, __pmd(_PAGE_TABLE + (unsigned long) (pte)))
-
-static inline void pmd_populate(struct mm_struct *mm, pmd_t *pmd,
- struct page *pte)
-{
- set_pmd(pmd, __pmd(_PAGE_TABLE + (unsigned long) page_address (pte)));
-}
-
-static inline void check_pgt_cache(void)
-{
- quicklist_trim(0, NULL, 25, 16);
-}
-
-#endif /* __ASM_SH64_PGALLOC_H */