APPLIED Re: [PATCH 0/2][SRU][OEM-5.6] Restart the machine successfully after suspend

[Timo Aaltonen]

On 22.7.2020 9.44, Koba Ko wrote:
> BugLink: https://bugs.launchpad.net/bugs/1888375 
> 
> [Impact]
> After suspend then restart, the System would hang during shutdown.
> 
> [Fix]
> The commit has pushed to upstream but still wait for the maintainer of IOMMU to apply.
> https://lore.kernel.org/linux-iommu/20200721001713.24282-1-baolu.lu@linux.intel.com/
> 
> Skip the TE disabling for the quirky gfx dedicated iommu and
> the system would not hang during shutdown.
> 
> [test]
> With the patch, the machine restart successfully.
> 
> [Regression Potential]
> low, the patch just skip the TE disabling and wouldn't affect the normal usage.
> 
> Lu Baolu (1):
>   UBUNTU: SAUCE: iommu/vt-d: Skip TE disabling on quirky gfx dedicated iommu
> 
> Rajat Jain (1):
>   iommu/vt-d: Don't apply gfx quirks to untrusted devices
> 
>  drivers/iommu/dmar.c        |  1 +
>  drivers/iommu/intel-iommu.c | 63 +++++++++++++++++++++++++++++++++++++
>  include/linux/dmar.h        |  1 +
>  include/linux/intel-iommu.h |  2 ++
>  4 files changed, 67 insertions(+)
> 

applied to oem-5.6, thanks

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