// SPDX-License-Identifier: GPL-2.0 /* * From split of dump_linuxpagetables.c * Copyright 2016, Rashmica Gupta, IBM Corp. * */ #include <linux/kernel.h> #include <asm/pgtable.h> #include "ptdump.h" static const struct flag_info flag_array[] = { { .mask = _PAGE_SH, .val = 0, .set = "user", .clear = " ", }, { .mask = _PAGE_RO | _PAGE_NA, .val = 0, .set = "rw", }, { .mask = _PAGE_RO | _PAGE_NA, .val = _PAGE_RO, .set = "r ", }, { .mask = _PAGE_RO | _PAGE_NA, .val = _PAGE_NA, .set = " ", }, { .mask = _PAGE_EXEC, .val = _PAGE_EXEC, .set = " X ", .clear = " ", }, { .mask = _PAGE_PRESENT, .val = _PAGE_PRESENT, .set = "present", .clear = " ", }, { .mask = _PAGE_GUARDED, .val = _PAGE_GUARDED, .set = "guarded", .clear = " ", }, { .mask = _PAGE_DIRTY, .val = _PAGE_DIRTY, .set = "dirty", .clear = " ", }, { .mask = _PAGE_ACCESSED, .val = _PAGE_ACCESSED, .set = "accessed", .clear = " ", }, { .mask = _PAGE_NO_CACHE, .val = _PAGE_NO_CACHE, .set = "no cache", .clear = " ", }, { .mask = _PAGE_SPECIAL, .val = _PAGE_SPECIAL, .set = "special", } }; struct pgtable_level pg_level[5] = { { }, { /* pgd */ .flag = flag_array, .num = ARRAY_SIZE(flag_array), }, { /* pud */ .flag = flag_array, .num = ARRAY_SIZE(flag_array), }, { /* pmd */ .flag = flag_array, .num = ARRAY_SIZE(flag_array), }, { /* pte */ .flag = flag_array, .num = ARRAY_SIZE(flag_array), }, };