Bug 85241 - kernel 3.17.0 incompatibility
Summary: kernel 3.17.0 incompatibility
Alias: None
Product: DRI
Classification: Unclassified
Component: DRM/Intel (show other bugs)
Version: unspecified
Hardware: x86-64 (AMD64) Linux (All)
: medium normal
Assignee: Dave Airlie
QA Contact: Intel GFX Bugs mailing list
Depends on:
Reported: 2014-10-20 13:01 UTC by Stanislav
Modified: 2017-07-24 22:51 UTC (History)
3 users (show)

See Also:
i915 platform:
i915 features:


Description Stanislav 2014-10-20 13:01:08 UTC
Setup: Lenovo ThinkPad T540p, docking station, NEC monitor attached to docking station.

Intel driver version: 2.99.906
xorg-x11-server version: 7.6_1.14.3.901.

When updated kernel from 3.16.3 to 3.17 - X cannot start when monitor is attached to docking station, but works fine when not attached.

Following upgrade fixed the issue:
Intel driver version: 2.99.916
xorg-x11-server version: 7.6_1.16.1

Additional info attached to mailing list:
Comment 1 Chris Wilson 2014-10-23 20:18:13 UTC
MST breaks old Xservers which fail to fallover gracefully. *shrug*
Comment 2 Jesse Barnes 2015-03-20 21:30:59 UTC
I think Dave said we should wontfix this one.  Dave please re-open if not; I think you may have had a patch to handle things.

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