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-rw-r--r--include/asm-arm/tlb.h94
1 files changed, 0 insertions, 94 deletions
diff --git a/include/asm-arm/tlb.h b/include/asm-arm/tlb.h
deleted file mode 100644
index 36bd402a21c..00000000000
--- a/include/asm-arm/tlb.h
+++ /dev/null
@@ -1,94 +0,0 @@
-/*
- * linux/include/asm-arm/tlb.h
- *
- * Copyright (C) 2002 Russell King
- *
- * 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.
- *
- * Experimentation shows that on a StrongARM, it appears to be faster
- * to use the "invalidate whole tlb" rather than "invalidate single
- * tlb" for this.
- *
- * This appears true for both the process fork+exit case, as well as
- * the munmap-large-area case.
- */
-#ifndef __ASMARM_TLB_H
-#define __ASMARM_TLB_H
-
-#include <asm/cacheflush.h>
-#include <asm/tlbflush.h>
-
-#ifndef CONFIG_MMU
-
-#include <linux/pagemap.h>
-#include <asm-generic/tlb.h>
-
-#else /* !CONFIG_MMU */
-
-#include <asm/pgalloc.h>
-
-/*
- * TLB handling. This allows us to remove pages from the page
- * tables, and efficiently handle the TLB issues.
- */
-struct mmu_gather {
- struct mm_struct *mm;
- unsigned int fullmm;
-};
-
-DECLARE_PER_CPU(struct mmu_gather, mmu_gathers);
-
-static inline struct mmu_gather *
-tlb_gather_mmu(struct mm_struct *mm, unsigned int full_mm_flush)
-{
- struct mmu_gather *tlb = &get_cpu_var(mmu_gathers);
-
- tlb->mm = mm;
- tlb->fullmm = full_mm_flush;
-
- return tlb;
-}
-
-static inline void
-tlb_finish_mmu(struct mmu_gather *tlb, unsigned long start, unsigned long end)
-{
- if (tlb->fullmm)
- flush_tlb_mm(tlb->mm);
-
- /* keep the page table cache within bounds */
- check_pgt_cache();
-
- put_cpu_var(mmu_gathers);
-}
-
-#define tlb_remove_tlb_entry(tlb,ptep,address) do { } while (0)
-
-/*
- * In the case of tlb vma handling, we can optimise these away in the
- * case where we're doing a full MM flush. When we're doing a munmap,
- * the vmas are adjusted to only cover the region to be torn down.
- */
-static inline void
-tlb_start_vma(struct mmu_gather *tlb, struct vm_area_struct *vma)
-{
- if (!tlb->fullmm)
- flush_cache_range(vma, vma->vm_start, vma->vm_end);
-}
-
-static inline void
-tlb_end_vma(struct mmu_gather *tlb, struct vm_area_struct *vma)
-{
- if (!tlb->fullmm)
- flush_tlb_range(vma, vma->vm_start, vma->vm_end);
-}
-
-#define tlb_remove_page(tlb,page) free_page_and_swap_cache(page)
-#define pte_free_tlb(tlb, ptep) pte_free((tlb)->mm, ptep)
-#define pmd_free_tlb(tlb, pmdp) pmd_free((tlb)->mm, pmdp)
-
-#define tlb_migrate_finish(mm) do { } while (0)
-
-#endif /* CONFIG_MMU */
-#endif