On Thu, 13 Sep 2018 18:24:42 +0100 lejeczek via users <users@xxxxxxxxxxxxxxxxxxxxxxx> wrote: > hi guys > > I wonder, I cannot boot Fedora without - amd_iommu=off - that's the > first issue. You guys? > > I'm on Lenovo Ideapad E485 with AMD Ryzen 5 2500U & F28. I had a problem with a Ryzen 3 or 5 and I emailed AMD about it. The fix was to disable C6 state. Has worked with no problems since. David > > Second issue is - I use external monitor (via HDMI in "join" setup) and > if system went to sleep or HDMI got disconnect then laptop's display > would show something that I do not think many of you might have seen, > unless you are middle-aged at least - it's noise of that kind like in > old days tube TVs would show when signal was lost. > > It looks very funny but also so very wrong :) > > But when displays both are okey, and when I lock gnome(@Wayland) session > and unlock/login again then both screens would be ... kind of blinking, > infrequently. Reboot is needed to get rid of blinking. > > I've tried kernels up to 4.18.5-200.fc28.x86_64 > > Care to share your thoughts? > > many thanks, L. > _______________________________________________ > users mailing list -- users@xxxxxxxxxxxxxxxxxxxxxxx > To unsubscribe send an email to users-leave@xxxxxxxxxxxxxxxxxxxxxxx > Fedora Code of Conduct: https://getfedora.org/code-of-conduct.html > List Guidelines: https://fedoraproject.org/wiki/Mailing_list_guidelines > List Archives: > https://lists.fedoraproject.org/archives/list/users@xxxxxxxxxxxxxxxxxxxxxxx _______________________________________________ users mailing list -- users@xxxxxxxxxxxxxxxxxxxxxxx To unsubscribe send an email to users-leave@xxxxxxxxxxxxxxxxxxxxxxx Fedora Code of Conduct: https://getfedora.org/code-of-conduct.html List Guidelines: https://fedoraproject.org/wiki/Mailing_list_guidelines List Archives: https://lists.fedoraproject.org/archives/list/users@xxxxxxxxxxxxxxxxxxxxxxx