Created attachment 82344 disable sg compaction > (In reply to comment #111) > > yes, intel_iommu=igfx_off helps too. Thanks! > > Ok, that's proof that something _really_ fishy is going on here. Big WTF > moment ... Imre do you have any ideas what this could be? Seen anything like > this when you've done the sg conversion?
No, I haven't tested vt-d ... But yeah, it may be similar to the swiotlb limitation. Oleksij could you try if the attached patch fixes the problem? I can take a closer look tomorrow. -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xserver-xorg-video-intel in Ubuntu. https://bugs.launchpad.net/bugs/946311 Title: only external screen is working with asus zenbook ux31e [eDP1] To manage notifications about this bug go to: https://bugs.launchpad.net/xserver-xorg-video-intel/+bug/946311/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : ubuntu-x-swat@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp
