Bug#919115: linux-image-4.19.0-0.bpo.1-amd64-unsigned: Graphical glitches (lightdm and cinnamon) after upgrading linux (RadeonRX540)

To: "919115@bugs.debian.org" <919115@bugs.debian.org>
Subject: Bug#919115: linux-image-4.19.0-0.bpo.1-amd64-unsigned: Graphical glitches (lightdm and cinnamon) after upgrading linux (RadeonRX540)
From: N G <ledufff@hotmail.com>
Date: Tue, 22 Jan 2019 19:02:19 +0000
Message-id: <[🔎] FR1P152MB1767EC852B1C97502A9B78D3B1980@FR1P152MB1767.LAMP152.PROD.OUTLOOK.COM>
Reply-to: N G <ledufff@hotmail.com>, 919115@bugs.debian.org
References: <FR1P152MB1767E572DB33E73178228B64B1860@FR1P152MB1767.LAMP152.PROD.OUTLOOK.COM>

A workaround for this bug it's using 'amdgpu.dc=0'.  No more glitches 
for wallpapers, screensaver, or lightdm.

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Follow-Ups:
- Bug#919115: linux-image-4.19.0-0.bpo.1-amd64-unsigned: Graphical glitches (lightdm and cinnamon) after upgrading linux (RadeonRX540)
  - From: N G <ledufff@hotmail.com>