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---------- Forwarded message ---------- From: andymenderunix <andymenderu...@gmail.com> Date: Tue, Dec 13, 2016 at 9:28 PM Subject: Re: [gentoo-user] Gentoo-sources-4.9.0 To: Alexander Kapshuk <alexander.kaps...@gmail.com> I second this, but I would also recommend doing a diff of the radeon related code in the source tree. Maybe only selected files were changed and cause the issues. It's worth a check. Best regards, Andrew Wysłano z telefonu Samsung -------- Original message -------- From: Alexander Kapshuk <alexander.kaps...@gmail.com> Date: 13/12/2016 18:47 (GMT+01:00) To: Gentoo mailing list <gentoo-user@lists.gentoo.org> Subject: Re: [gentoo-user] Gentoo-sources-4.9.0 On Tue, Dec 13, 2016 at 7:09 PM, Peter Humphrey <pe...@prh.myzen.co.uk> wrote: > Hello list, > > Has anyone stumbled over a display problem with this kernel? Copying the > .config from 4.8.14, tweaking with oldconfig and compiling left me with a > blank display and no booting activity. > > The display card is an AMD/ATI Tonga Radeon R9 380X and I load the latest > microcode during kernel compilation. I have VIDEO_CARDS="amdgpu radeonsi" in > make.conf. Fine with earlier kernel versions but not with 4.9.0. > > -- > Regards > Peter > > I'm not a user of the piece of hardware in question, but I wonder if running diff on the .config files for 4.8.14 and 4.9.0 would reveal any deviations in perhaps the names for any AMD/ATI config options that might have changed?