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Diffstat (limited to 'arch/x86/mm/fault.c')
-rw-r--r--arch/x86/mm/fault.c10
1 files changed, 4 insertions, 6 deletions
diff --git a/arch/x86/mm/fault.c b/arch/x86/mm/fault.c
index fdc667422df9..ec08d8389850 100644
--- a/arch/x86/mm/fault.c
+++ b/arch/x86/mm/fault.c
@@ -91,12 +91,10 @@ static int is_prefetch(struct pt_regs *regs, unsigned long addr,
int prefetch = 0;
unsigned char *max_instr;
-#ifdef CONFIG_X86_32
- if (!(__supported_pte_mask & _PAGE_NX))
- return 0;
-#endif
-
- /* If it was a exec fault on NX page, ignore */
+ /*
+ * If it was a exec (instruction fetch) fault on NX page, then
+ * do not ignore the fault:
+ */
if (error_code & PF_INSTR)
return 0;