APPLIED [OEM-5.6] Re: [SRU][F/U/OEM-5.6][PATCH 0/1]UBUNTU: SAUCE: Fix amdgpu hang during acpi event

Timo Aaltonen tjaalton at ubuntu.com
Wed Apr 15 18:06:13 UTC 2020


On 7.4.2020 11.23, Aaron Ma wrote:
> BugLink: https://bugs.launchpad.net/bugs/1871316
> 
> [Impact]
> On new amdgpu ARCTURUS and RENOIR, system got call trace and hang
> because of some acpi events.
> 
> [Fix]
> This is a kernel NULL pointer bug.
> Check for NULL pointers before calling.
> 
> [Test]
> Verified on hw, amdgpu works fine.
> 
> [Regression Potential]
> Low, it's safe to check NULL pointers.
> 
> This new amdgpu is supported since 5.4, no need for lower version
> kernel.
> Please use git am -3 to apply.
> 
> Aaron Ma (1):
>   UBUNTU: SAUCE: drm/amdgpu: Fix oops when pp_funcs is unset in ACPI
>     event
> 
>  drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
> 

applied to oem-5.6, thanks

-- 
t



More information about the kernel-team mailing list