NAK Re: [SRU][Q:unstable][PATCH 0/1] Call trace occurs when unplugging a HDMI/DP/VGA cable on Dell platforms

[Timo Aaltonen]

En-Wei Wu kirjoitti 11.8.2025 klo 11.57:
> BugLink: https://bugs.launchpad.net/bugs/2116908
> 
> [Impact]
> On Dell platforms using either Linux 6.11.0-1021-oem or 6.14.0-1005-oem,
> we observed call traces when unplugging a HDMI/DP/VGA cable from an
> external monitor.
> 
> [Fix]
>    Cherry-pick the following patch from the mainline:
> 
>    f354556e29f4 drm/amd/display: limit clear_update_flags to dcn32 and
>    above
> 
>    Here is the reference for the full patchset:
> 
>    Link:
>    https://lore.kernel.org/amd-gfx/20250710212941.630259-7-IVAN.LIPSKI@amd.com/
> 
>    [Test Plan]
>    1. Boot into an Ubuntu OS
>    2. Connect a HDMI/DP/VGA cable into an external monitor
>    3. Check whether a call trace appears
> 
>    [Where problems could occur]
>    This patch changes the behavior of AMD GPUs with DCN version lower
>    than 3.2. It might cause regression on these GPUs.
> 
> Charlene Liu (1):
>    drm/amd/display: limit clear_update_flags to dcn32 and above
> 
>   drivers/gpu/drm/amd/display/dc/core/dc.c | 5 ++---
>   1 file changed, 2 insertions(+), 3 deletions(-)
> 

this is included in 6.17-rc2, so no need to apply for questing

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