The Reader.ReadResponse function constructs a response string through repeated
string concatenation of lines. When the number of lines in a response is large,
this can cause excessive CPU consumption.
(From OE-Core rev: 188dbac037809d6e8f0e1667f563fea997ea04b8)
Signed-off-by: Archana Polampalli <archana.polampalli@windriver.com>
Signed-off-by: Steve Sakoman <steve@sakoman.com>