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Diffstat (limited to 'arch/x86/mm/fault.c')
-rw-r--r--arch/x86/mm/fault.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/arch/x86/mm/fault.c b/arch/x86/mm/fault.c
index 65709a6aa6ee..8c3f3113a6ec 100644
--- a/arch/x86/mm/fault.c
+++ b/arch/x86/mm/fault.c
@@ -807,8 +807,6 @@ void __kprobes do_page_fault(struct pt_regs *regs, unsigned long error_code)
807 /* get the address */ 807 /* get the address */
808 address = read_cr2(); 808 address = read_cr2();
809 809
810 if (unlikely(notify_page_fault(regs)))
811 return;
812 if (unlikely(kmmio_fault(regs, address))) 810 if (unlikely(kmmio_fault(regs, address)))
813 return; 811 return;
814 812
@@ -838,6 +836,9 @@ void __kprobes do_page_fault(struct pt_regs *regs, unsigned long error_code)
838 if (spurious_fault(error_code, address)) 836 if (spurious_fault(error_code, address))
839 return; 837 return;
840 838
839 /* kprobes don't want to hook the spurious faults. */
840 if (notify_page_fault(regs))
841 return;
841 /* 842 /*
842 * Don't take the mm semaphore here. If we fixup a prefetch 843 * Don't take the mm semaphore here. If we fixup a prefetch
843 * fault we could otherwise deadlock. 844 * fault we could otherwise deadlock.
@@ -846,6 +847,8 @@ void __kprobes do_page_fault(struct pt_regs *regs, unsigned long error_code)
846 return; 847 return;
847 } 848 }
848 849
850 if (unlikely(notify_page_fault(regs)))
851 return;
849 /* 852 /*
850 * It's safe to allow irq's after cr2 has been saved and the 853 * It's safe to allow irq's after cr2 has been saved and the
851 * vmalloc fault has been handled. 854 * vmalloc fault has been handled.