NAK/Cmnt: [PATCH 0/2][j/k linux-aws] Support non-strict iommu mode on arm64

[Khaled Elmously]

On 2022-11-01 03:25:10 , Cory Todd wrote:
> On Fri, Oct 28, 2022 at 09:36:03AM -0600, Tim Gardner wrote:
> > BugLink: https://bugs.launchpad.net/bugs/1806488
> > 
> > [Impact]
> > 
> > For Ubuntu 20.04 and 22.04 ARM AMIs, a change was made in the default settings
> > with the release of the 5.15 Kernel update that has caused a regression.
> > Starting with 5.15, the IOMMU settings have been set to `CONFIG_IOMMU_DEFAULT_DMA_STRICT=y`.
> > In previous versions, this setting was set to `CONFIG_IOMMU_DEFAULT_DMA_LAZY=y`.
> > 
> > [Test Case]
> > 
> > Amazon tested.
> > 
> > [Where things could go wrong]
> > 
> > This feature has been pretty well tested on arm64. Not setting LAZY was an oversight.
> > 
> > [Other Info]
> > 
> > SF: #00347225
> > 
> 
> Patches look good but format for the email subjects seem slightly off. I
> was expecting something like this:
> 
> [SRU][j/k:linux-aws][PATCH 0/1] ...
> - [SRU][jammy:linux-aws][PATCH 1/1] ...
> - [SRU][kinetic:linux-aws][PATCH 1/1] ...
> 
> 
> - corytodd

These tags are usually added manually and can differ slightly from person to person.
Personally as long as the information is clear to the person applying the patches, I think it should be acceptable. Otherwise we would be go back and forth A LOT.
Just my opinion. Either way hopefully this won't be a problem for too long.


> 



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