Public bug reported: [Impact] After suspend then restart, the System would hang during shutdown.
[Fix] Skip the TE disabling for the quirky gfx dedicated iommu and the system would not hang during shutdown. [test] With the patch, the machine restart successfully. [Regression Potential] low, the patch just skip the TE disabling and wouldn't affect the normal usage. ** Affects: linux-oem-5.6 (Ubuntu) Importance: Undecided Status: New ** Affects: linux-oem-5.6 (Ubuntu Focal) Importance: Undecided Assignee: koba (kobako) Status: In Progress ** Also affects: linux-oem-5.6 (Ubuntu Focal) Importance: Undecided Status: New ** Changed in: linux-oem-5.6 (Ubuntu Focal) Assignee: (unassigned) => koba (kobako) ** Changed in: linux-oem-5.6 (Ubuntu Focal) Status: New => In Progress -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1888375 Title: Restart the machine successfully after suspend To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux-oem-5.6/+bug/1888375/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs