Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / arch / xtensa / oprofile / init.c

diff --git a/kernel/arch/xtensa/oprofile/init.c b/kernel/arch/xtensa/oprofile/init.c
new file mode 100644 (file)
index 0000000..a67eea3
--- /dev/null
+++ b/kernel/arch/xtensa/oprofile/init.c
@@ -0,0 +1,26 @@
+/**
+ * @file init.c
+ *
+ * @remark Copyright 2008 Tensilica Inc.
+ * @remark Read the file COPYING
+ *
+ */
+
+#include <linux/kernel.h>
+#include <linux/oprofile.h>
+#include <linux/errno.h>
+#include <linux/init.h>
+
+
+extern void xtensa_backtrace(struct pt_regs *const regs, unsigned int depth);
+
+int __init oprofile_arch_init(struct oprofile_operations *ops)
+{
+       ops->backtrace = xtensa_backtrace;
+       return -ENODEV;
+}
+
+
+void oprofile_arch_exit(void)
+{
+}