https://bugs.freedesktop.org/show_bug.cgi?id=78453
--- Comment #25 from vincent vljn@ovi.com --- When running Opencl test script from your repo it works, with mesa 469b42ee21 + Michel patch and kernel at 32f79a8a82b2ff6f1828b258da214869adc2a28c, as well as with kernel 3.14.3.
It looks like only the graphic commands are affected by the regression.