This commit was manufactured by cvs2svn to create branch 'vserver'.
[linux-2.6.git] / arch / um / sys-i386 / bug.c
diff --git a/arch/um/sys-i386/bug.c b/arch/um/sys-i386/bug.c
new file mode 100644 (file)
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--- /dev/null
@@ -0,0 +1,20 @@
+/*
+ * Copyright (C) 2006 Jeff Dike (jdike@addtoit.com)
+ * Licensed under the GPL V2
+ */
+
+#include <linux/uaccess.h>
+
+/* Mostly copied from i386/x86_86 - eliminated the eip < PAGE_OFFSET because
+ * that's not relevent in skas mode.
+ */
+
+int is_valid_bugaddr(unsigned long eip)
+{
+       unsigned short ud2;
+
+       if (probe_kernel_address((unsigned short __user *)eip, ud2))
+               return 0;
+
+       return ud2 == 0x0b0f;
+}