1 files changed, 2 insertions, 14 deletions

diff --git a/arch/x86/mm/fault_64.c b/arch/x86/mm/fault_64.c
index 5149ac136a5d..00be7f0a71b2 100644
--- a/arch/x86/mm/fault_64.c
+++ b/arch/x86/mm/fault_64.c
@@ -169,7 +169,7 @@ void dump_pagetable(unsigned long address)
         pmd = pmd_offset(pud, address);
         if (bad_address(pmd)) goto bad;
         printk("PMD %lx ", pmd_val(*pmd));
-        if (!pmd_present(*pmd)) goto ret;        
+        if (!pmd_present(*pmd) || pmd_large(*pmd)) goto ret;
 
         pte = pte_offset_kernel(pmd, address);
         if (bad_address(pte)) goto bad;
@@ -285,7 +285,6 @@ static int vmalloc_fault(unsigned long address)
         return 0;
 }
 
-static int page_fault_trace;
 int show_unhandled_signals = 1;
 
 /*
@@ -354,10 +353,6 @@ asmlinkage void __kprobes do_page_fault(struct pt_regs *regs,
         if (likely(regs->eflags & X86_EFLAGS_IF))
                 local_irq_enable();
 
-        if (unlikely(page_fault_trace))
-                printk("pagefault rip:%lx rsp:%lx cs:%lu ss:%lu address %lx error %lx\n",
-                       regs->rip,regs->rsp,regs->cs,regs->ss,address,error_code); 
-
         if (unlikely(error_code & PF_RSVD))
                 pgtable_bad(address, regs, error_code);
 
@@ -488,7 +483,7 @@ bad_area_nosemaphore:
                 if (show_unhandled_signals && unhandled_signal(tsk, SIGSEGV) &&
                     printk_ratelimit()) {
                         printk(
-                       "%s%s[%d]: segfault at %016lx rip %016lx rsp %016lx error %lx\n",
+                       "%s%s[%d]: segfault at %lx rip %lx rsp %lx error %lx\n",
                                         tsk->pid > 1 ? KERN_INFO : KERN_EMERG,
                                         tsk->comm, tsk->pid, address, regs->rip,
                                         regs->rsp, error_code);
@@ -621,10 +616,3 @@ void vmalloc_sync_all(void)
         BUILD_BUG_ON(!(((MODULES_END - 1) & PGDIR_MASK) == 
                                 (__START_KERNEL & PGDIR_MASK)));
 }
-
-static int __init enable_pagefaulttrace(char *str)
-{
-        page_fault_trace = 1;
-        return 1;
-}
-__setup("pagefaulttrace", enable_pagefaulttrace);