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Diffstat (limited to 'arch/x86/mm/dump_pagetables.c')
-rw-r--r--arch/x86/mm/dump_pagetables.c32
1 files changed, 31 insertions, 1 deletions
diff --git a/arch/x86/mm/dump_pagetables.c b/arch/x86/mm/dump_pagetables.c
index 2e1c2d006ace..a4700ef6eb64 100644
--- a/arch/x86/mm/dump_pagetables.c
+++ b/arch/x86/mm/dump_pagetables.c
@@ -266,6 +266,32 @@ static void effective_prot(struct ptdump_state *pt_st, int level, u64 val)
st->prot_levels[level] = effective;
}
+static void effective_prot_pte(struct ptdump_state *st, pte_t pte)
+{
+ effective_prot(st, 4, pte_val(pte));
+}
+
+static void effective_prot_pmd(struct ptdump_state *st, pmd_t pmd)
+{
+ effective_prot(st, 3, pmd_val(pmd));
+}
+
+static void effective_prot_pud(struct ptdump_state *st, pud_t pud)
+{
+ effective_prot(st, 2, pud_val(pud));
+}
+
+static void effective_prot_p4d(struct ptdump_state *st, p4d_t p4d)
+{
+ effective_prot(st, 1, p4d_val(p4d));
+}
+
+static void effective_prot_pgd(struct ptdump_state *st, pgd_t pgd)
+{
+ effective_prot(st, 0, pgd_val(pgd));
+}
+
+
/*
* This function gets called on a break in a continuous series
* of PTE entries; the next one is different so we need to
@@ -416,7 +442,11 @@ bool ptdump_walk_pgd_level_core(struct seq_file *m,
.note_page_p4d = note_page_p4d,
.note_page_pgd = note_page_pgd,
.note_page_flush = note_page_flush,
- .effective_prot = effective_prot,
+ .effective_prot_pte = effective_prot_pte,
+ .effective_prot_pmd = effective_prot_pmd,
+ .effective_prot_pud = effective_prot_pud,
+ .effective_prot_p4d = effective_prot_p4d,
+ .effective_prot_pgd = effective_prot_pgd,
.range = ptdump_ranges
},
.level = -1,