This was prompted by ltp's unreasonably long package_qa times; it has
a massive amount of executables and insane runs objdump for all of
them, serially.
This reduces the time from 4 minutes to 1m20s on my machine.
(From OE-Core rev: fac984b99fdb46949879516cb87153860f402c75)
Signed-off-by: Alexander Kanavin <alex@linutronix.de>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>