Update kernel probes to more detailed match to kernel versions

Some ifdef's are added to kernel probes instrumentation to make them
more close to original tracepoints in different kernel versions.
Supported kernel version are from 2.6.32 to 3.7.

Signed-off-by: Andrew Gabbasov <andrew_gabbasov@mentor.com>
Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>