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add mention about UXA vs SNA accel method

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This commit is contained in:
taradiddles 2022-11-26 10:26:25 +02:00
parent 04de74caa8
commit 96cee1c520
1 changed files with 8 additions and 1 deletions
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9
docs/troubleshooting/intel-igfx-troubleshooting.md
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@ -41,7 +41,12 @@ Workarounds:
* or switch to the `intel` driver. **Note: for some users the `intel` driver * or switch to the `intel` driver. **Note: for some users the `intel` driver
is unstable, triggering crashes/reboots !** - either reproducible (eg. is unstable, triggering crashes/reboots !** - either reproducible (eg.
moving a floating window to another monitor when using `i3wm`) to random and moving a floating window to another monitor when using `i3wm`) to random and
infrequent (eg. 1-3x a day with XFCE). infrequent (eg. 1-3x a day with XFCE). In that case using the "UXA"
acceleration method instead of the default "SNA" method seems to
[fix](https://forum.qubes-os.org/t/qubesos-freeze-crash-and-reboots/12851/177)
some crashes but [may
introduce](https://forum.qubes-os.org/t/qubesos-freeze-crash-and-reboots/12851/178)
other crashes.
Create `/etc/X11/xorg.conf.d/20-intel.conf` with the following content: Create `/etc/X11/xorg.conf.d/20-intel.conf` with the following content:
@ -49,6 +54,8 @@ Workarounds:
Section "Device" Section "Device"
Identifier "Intel Graphics" Identifier "Intel Graphics"
Driver "Intel" Driver "Intel"
# UXA is more stable than the default SNA for some users
Option "AccelMethod" "UXA"
EndSection EndSection
``` ```