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-rw-r--r--arch/x86/mm/fault_64.c12
1 files changed, 0 insertions, 12 deletions
diff --git a/arch/x86/mm/fault_64.c b/arch/x86/mm/fault_64.c
index 5e0e54906c48..af79cf60866c 100644
--- a/arch/x86/mm/fault_64.c
+++ b/arch/x86/mm/fault_64.c
@@ -285,7 +285,6 @@ static int vmalloc_fault(unsigned long address)
285 return 0; 285 return 0;
286} 286}
287 287
288static int page_fault_trace;
289int show_unhandled_signals = 1; 288int show_unhandled_signals = 1;
290 289
291/* 290/*
@@ -354,10 +353,6 @@ asmlinkage void __kprobes do_page_fault(struct pt_regs *regs,
354 if (likely(regs->eflags & X86_EFLAGS_IF)) 353 if (likely(regs->eflags & X86_EFLAGS_IF))
355 local_irq_enable(); 354 local_irq_enable();
356 355
357 if (unlikely(page_fault_trace))
358 printk("pagefault rip:%lx rsp:%lx cs:%lu ss:%lu address %lx error %lx\n",
359 regs->rip,regs->rsp,regs->cs,regs->ss,address,error_code);
360
361 if (unlikely(error_code & PF_RSVD)) 356 if (unlikely(error_code & PF_RSVD))
362 pgtable_bad(address, regs, error_code); 357 pgtable_bad(address, regs, error_code);
363 358
@@ -621,10 +616,3 @@ void vmalloc_sync_all(void)
621 BUILD_BUG_ON(!(((MODULES_END - 1) & PGDIR_MASK) == 616 BUILD_BUG_ON(!(((MODULES_END - 1) & PGDIR_MASK) ==
622 (__START_KERNEL & PGDIR_MASK))); 617 (__START_KERNEL & PGDIR_MASK)));
623} 618}
624
625static int __init enable_pagefaulttrace(char *str)
626{
627 page_fault_trace = 1;
628 return 1;
629}
630__setup("pagefaulttrace", enable_pagefaulttrace);