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| 1 | +/* SPDX-License-Identifier: GPL-2.0-only */ |
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| 1 | 2 | /* |
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| 2 | 3 | * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) |
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| 3 | | - * |
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| 4 | | - * This program is free software; you can redistribute it and/or modify |
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| 5 | | - * it under the terms of the GNU General Public License version 2 as |
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| 6 | | - * published by the Free Software Foundation. |
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| 7 | 4 | */ |
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| 8 | 5 | |
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| 9 | 6 | #ifndef _ASM_ARC_TLB_H |
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| 10 | 7 | #define _ASM_ARC_TLB_H |
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| 11 | | - |
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| 12 | | -#define tlb_flush(tlb) \ |
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| 13 | | -do { \ |
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| 14 | | - if (tlb->fullmm) \ |
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| 15 | | - flush_tlb_mm((tlb)->mm); \ |
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| 16 | | -} while (0) |
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| 17 | | - |
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| 18 | | -/* |
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| 19 | | - * This pair is called at time of munmap/exit to flush cache and TLB entries |
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| 20 | | - * for mappings being torn down. |
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| 21 | | - * 1) cache-flush part -implemented via tlb_start_vma( ) for VIPT aliasing D$ |
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| 22 | | - * 2) tlb-flush part - implemted via tlb_end_vma( ) flushes the TLB range |
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| 23 | | - * |
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| 24 | | - * Note, read http://lkml.org/lkml/2004/1/15/6 |
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| 25 | | - */ |
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| 26 | | -#ifndef CONFIG_ARC_CACHE_VIPT_ALIASING |
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| 27 | | -#define tlb_start_vma(tlb, vma) |
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| 28 | | -#else |
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| 29 | | -#define tlb_start_vma(tlb, vma) \ |
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| 30 | | -do { \ |
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| 31 | | - if (!tlb->fullmm) \ |
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| 32 | | - flush_cache_range(vma, vma->vm_start, vma->vm_end); \ |
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| 33 | | -} while(0) |
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| 34 | | -#endif |
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| 35 | | - |
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| 36 | | -#define tlb_end_vma(tlb, vma) \ |
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| 37 | | -do { \ |
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| 38 | | - if (!tlb->fullmm) \ |
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| 39 | | - flush_tlb_range(vma, vma->vm_start, vma->vm_end); \ |
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| 40 | | -} while (0) |
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| 41 | | - |
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| 42 | | -#define __tlb_remove_tlb_entry(tlb, ptep, address) |
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| 43 | 8 | |
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| 44 | 9 | #include <linux/pagemap.h> |
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| 45 | 10 | #include <asm-generic/tlb.h> |
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