mutter 3.26 doesn't properly unredirect windows

Bug #1725821 reported by Jeremy Bícha
20
This bug affects 3 people
Affects Status Importance Assigned to Milestone
Mutter
Fix Released
Medium
mutter (Ubuntu)
Fix Released
Low
Unassigned
Artful
Incomplete
Low
Unassigned

Bug Description

Impact
======
A regression in mutter 3.26 (compared to 3.24) makes game performance much worse for some users (users with Nvidia graphics?)

Test Case
=========

Regression Potential
====================

Other Info
==========
LP: #1725649 tracks another issue fixed by these patches.

Tags: artful
Jeremy Bícha (jbicha)
Changed in mutter (Ubuntu):
status: New → Incomplete
Changed in mutter:
importance: Unknown → Medium
status: Unknown → Fix Released
Changed in mutter (Ubuntu):
status: Incomplete → Fix Committed
Revision history for this message
Jeremy Bícha (jbicha) wrote :

I'm setting the bug status back to Incomplete because this should be fixed for Artful but someone needs to write a test case for it. Or we can fix it along with mutter 3.26.2 whenever that is released.

Changed in mutter (Ubuntu Artful):
status: Fix Committed → Incomplete
Jeremy Bícha (jbicha)
Changed in mutter (Ubuntu):
status: Incomplete → Fix Committed
Revision history for this message
David Jordan (dmj726) wrote :

This fix breaks video playback in at least Firefox. After installing the test package, playing fullscreen video in Firefox results in lots of tearing.

Revision history for this message
Launchpad Janitor (janitor) wrote :

This bug was fixed in the package mutter - 3.26.1-6

---------------
mutter (3.26.1-6) unstable; urgency=high

  * debian/control.in: Bump libegl1-mesa-dev to (>= 17) (Closes: #878702)
  * Cherry-pick more fixes from gnome-3-26 branch to fix crashes
    and fix unredirecting full-screen windows:
    - 0012-x11-window-Don-t-manage-InputOnly-windows.patch
    - 0013-compositor-Ignore-offscreen-windows.patch
      (LP: #1725821)
    - 0015-monitor-normal-Prefer-modes-with-same-flags.patch
    - 0016-monitor-unit-tests-Check-non-first-preferred-modes.patch
      (LP: #1725153)
    - 0017-compositor-Avoid-a-crash-if-top-window-finalized.patch
    - 0018-Revert-ClutterActor-Optimize-away-idempotent-scale.patch
    - 0019-Revert-tests-Fix-actor-anchors-test.patch
      (Closes: #788140)
  * Set urgency to high to not further delay the gjs/mutter transition

 -- Jeremy Bicha <email address hidden> Sat, 21 Oct 2017 19:47:22 -0400

Changed in mutter (Ubuntu):
status: Fix Committed → Fix Released
Jeremy Bícha (jbicha)
description: updated
Jeremy Bícha (jbicha)
description: updated
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