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122 lines
2.3 KiB
122 lines
2.3 KiB
// SPDX-License-Identifier: GPL-2.0 |
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/* |
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* From split of dump_linuxpagetables.c |
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* Copyright 2016, Rashmica Gupta, IBM Corp. |
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* |
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*/ |
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#include <linux/kernel.h> |
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#include <linux/pgtable.h> |
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#include "ptdump.h" |
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static const struct flag_info flag_array[] = { |
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{ |
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.mask = _PAGE_PRIVILEGED, |
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.val = 0, |
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.set = "user", |
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.clear = " ", |
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}, { |
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.mask = _PAGE_READ, |
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.val = _PAGE_READ, |
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.set = "r", |
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.clear = " ", |
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}, { |
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.mask = _PAGE_WRITE, |
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.val = _PAGE_WRITE, |
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.set = "w", |
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.clear = " ", |
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}, { |
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.mask = _PAGE_EXEC, |
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.val = _PAGE_EXEC, |
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.set = " X ", |
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.clear = " ", |
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}, { |
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.mask = _PAGE_PTE, |
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.val = _PAGE_PTE, |
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.set = "pte", |
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.clear = " ", |
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}, { |
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.mask = _PAGE_PRESENT, |
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.val = _PAGE_PRESENT, |
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.set = "valid", |
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.clear = " ", |
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}, { |
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.mask = _PAGE_PRESENT | _PAGE_INVALID, |
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.val = 0, |
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.set = " ", |
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.clear = "present", |
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}, { |
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.mask = H_PAGE_HASHPTE, |
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.val = H_PAGE_HASHPTE, |
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.set = "hpte", |
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.clear = " ", |
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}, { |
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.mask = _PAGE_DIRTY, |
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.val = _PAGE_DIRTY, |
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.set = "dirty", |
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.clear = " ", |
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}, { |
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.mask = _PAGE_ACCESSED, |
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.val = _PAGE_ACCESSED, |
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.set = "accessed", |
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.clear = " ", |
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}, { |
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.mask = _PAGE_NON_IDEMPOTENT, |
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.val = _PAGE_NON_IDEMPOTENT, |
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.set = "non-idempotent", |
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.clear = " ", |
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}, { |
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.mask = _PAGE_TOLERANT, |
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.val = _PAGE_TOLERANT, |
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.set = "tolerant", |
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.clear = " ", |
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}, { |
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.mask = H_PAGE_BUSY, |
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.val = H_PAGE_BUSY, |
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.set = "busy", |
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}, { |
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#ifdef CONFIG_PPC_64K_PAGES |
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.mask = H_PAGE_COMBO, |
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.val = H_PAGE_COMBO, |
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.set = "combo", |
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}, { |
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.mask = H_PAGE_4K_PFN, |
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.val = H_PAGE_4K_PFN, |
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.set = "4K_pfn", |
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}, { |
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#else /* CONFIG_PPC_64K_PAGES */ |
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.mask = H_PAGE_F_GIX, |
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.val = H_PAGE_F_GIX, |
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.set = "f_gix", |
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.is_val = true, |
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.shift = H_PAGE_F_GIX_SHIFT, |
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}, { |
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.mask = H_PAGE_F_SECOND, |
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.val = H_PAGE_F_SECOND, |
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.set = "f_second", |
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}, { |
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#endif /* CONFIG_PPC_64K_PAGES */ |
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.mask = _PAGE_SPECIAL, |
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.val = _PAGE_SPECIAL, |
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.set = "special", |
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} |
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}; |
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struct pgtable_level pg_level[5] = { |
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{ /* pgd */ |
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.flag = flag_array, |
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.num = ARRAY_SIZE(flag_array), |
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}, { /* p4d */ |
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.flag = flag_array, |
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.num = ARRAY_SIZE(flag_array), |
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}, { /* pud */ |
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.flag = flag_array, |
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.num = ARRAY_SIZE(flag_array), |
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}, { /* pmd */ |
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.flag = flag_array, |
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.num = ARRAY_SIZE(flag_array), |
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}, { /* pte */ |
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.flag = flag_array, |
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.num = ARRAY_SIZE(flag_array), |
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}, |
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};
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