---

yaml --- r: 87875 b: refs/heads/master c: 3085354 h: refs/heads/master i: 87873: 6ee6d3a 87871: 2ebe08c v: v3
git-mirror · Mar 27, 2008 · f4a9092 · f4a9092
1 parent acfd78e
commit f4a9092
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Showing 2 changed files with 5 additions and 8 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: fb8c7fb25d7d754a992481e9f763ec0b5889c4d9
+refs/heads/master: 3085354de635179d70c240e6d942bcbd1d93056c
diff --git a/trunk/arch/x86/mm/fault.c b/trunk/arch/x86/mm/fault.c
@@ -91,13 +91,10 @@ static int is_prefetch(struct pt_regs *regs, unsigned long addr,
 	int prefetch = 0;
 	unsigned char *max_instr;
 
-#ifdef CONFIG_X86_32
-	/* Catch an obscure case of prefetch inside an NX page: */
-	if ((__supported_pte_mask & _PAGE_NX) && (error_code & 16))
-		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;