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47 lines
1.2 KiB
47 lines
1.2 KiB
/*
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* Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#ifndef _ASM_ARC_TLB_H
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#define _ASM_ARC_TLB_H
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#define tlb_flush(tlb) \
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do { \
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if (tlb->fullmm) \
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flush_tlb_mm((tlb)->mm); \
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} while (0)
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/*
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* This pair is called at time of munmap/exit to flush cache and TLB entries
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* for mappings being torn down.
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* 1) cache-flush part -implemented via tlb_start_vma( ) for VIPT aliasing D$
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* 2) tlb-flush part - implemted via tlb_end_vma( ) flushes the TLB range
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*
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* Note, read http://lkml.org/lkml/2004/1/15/6
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*/
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#ifndef CONFIG_ARC_CACHE_VIPT_ALIASING
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#define tlb_start_vma(tlb, vma)
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#else
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#define tlb_start_vma(tlb, vma) \
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do { \
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if (!tlb->fullmm) \
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flush_cache_range(vma, vma->vm_start, vma->vm_end); \
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} while(0)
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#endif
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#define tlb_end_vma(tlb, vma) \
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do { \
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if (!tlb->fullmm) \
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flush_tlb_range(vma, vma->vm_start, vma->vm_end); \
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} while (0)
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#define __tlb_remove_tlb_entry(tlb, ptep, address)
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#include <linux/pagemap.h>
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#include <asm-generic/tlb.h>
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#endif /* _ASM_ARC_TLB_H */
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