Release 4.14 arch/arc/include/asm/tlb.h

/*
 * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
 *
 * 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.
 */

#ifndef _ASM_ARC_TLB_H

#define _ASM_ARC_TLB_H


#define tlb_flush(tlb)				\
do {                                            \
        if (tlb->fullmm)                        \
                flush_tlb_mm((tlb)->mm);        \
} while (0)

/*
 * This pair is called at time of munmap/exit to flush cache and TLB entries
 * for mappings being torn down.
 * 1) cache-flush part -implemented via tlb_start_vma( ) for VIPT aliasing D$
 * 2) tlb-flush part - implemted via tlb_end_vma( ) flushes the TLB range
 *
 * Note, read http://lkml.org/lkml/2004/1/15/6
 */
#ifndef CONFIG_ARC_CACHE_VIPT_ALIASING

#define tlb_start_vma(tlb, vma)
#else

#define tlb_start_vma(tlb, vma)						\
do {                                                                    \
        if (!tlb->fullmm)                                               \
                flush_cache_range(vma, vma->vm_start, vma->vm_end);     \
} while(0)
#endif


#define tlb_end_vma(tlb, vma)						\
do {                                                                    \
        if (!tlb->fullmm)                                               \
                flush_tlb_range(vma, vma->vm_start, vma->vm_end);       \
} while (0)


#define __tlb_remove_tlb_entry(tlb, ptep, address)

#include <linux/pagemap.h>
#include <asm-generic/tlb.h>

#endif /* _ASM_ARC_TLB_H */
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Directory: arch/arc/include/asm

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