x86: support gbpages in pagetable dump

Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

diff --git a/arch/x86/mm/fault.c b/arch/x86/mm/fault.c
index 3fff490..ad8b973 100644 (file)
--- a/arch/x86/mm/fault.c
+++ b/arch/x86/mm/fault.c
@@ -240,7 +240,8 @@ void dump_pagetable(unsigned long address)
        pud = pud_offset(pgd, address);
        if (bad_address(pud)) goto bad;
        printk("PUD %lx ", pud_val(*pud));
-       if (!pud_present(*pud)) goto ret;
+       if (!pud_present(*pud) || pud_large(*pud))
+               goto ret;
 
        pmd = pmd_offset(pud, address);
        if (bad_address(pmd)) goto bad;