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
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https://bugs.launchpad.net/bugs/1888375
Title:
Restart the machine successfully after suspend
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