I can confirm that, the .deb files in comment #48 are working fine with me on dual monitor.
I am using Ubuntu 15.10, Kernel 4.2, AMD HD7770 and above said FGLRX files.
This might be the temporary solution.
Please be alerted about official patch release.
I can confirm that, the .deb files in comment #48 are working fine with me on dual monitor.
I am using Ubuntu 15.10, Kernel 4.2, AMD HD7770 and above said FGLRX files.
This might be the temporary solution.
Please be alerted about official patch release.