Re: [PATCH 0/5] xen/arm: smmuv1: Fix stream match conflict issue

[Stefano Stabellini <sstabellini@xxxxxxxxxx>]

On Tue, 9 Mar 2021, Rahul Singh wrote:
> This patch is the work to fix the stream match conflict issue when two devices
> have the same stream-id.
> 
> Approach taken is to merge the below commit from Linux driver to fix the
> issue.
> 
> 1. "iommu/arm-smmu: Handle stream IDs more dynamically"
>     commit 21174240e4f4439bb8ed6c116cdbdc03eba2126e
> 2. "iommu/arm-smmu: Consolidate stream map entry state"
>     commit 1f3d5ca43019bff1105838712d55be087d93c0da
> 3. "iommu/arm-smmu: Keep track of S2CR state"
>     commit 8e8b203eabd8b9e96d02d6339e4abce3e5a7ea4b
> 4. "iommu/arm-smmu: Add a stream map entry iterator"
>     commit d3097e39302083d58922a3d1032d7d59a63d263d
> 5. "iommu/arm-smmu: Intelligent SMR allocation"
>     commit 588888a7399db352d2b1a41c9d5b3bf0fd482390
> 
> Rahul Singh (5):
>   xen/arm: smmuv1: Handle stream IDs more dynamically
>   xen/arm: smmuv1: Consolidate stream map entry state
>   xen/arm: smmuv1: Keep track of S2CR state
>   xen/arm: smmuv1: Add a stream map entry iterator
>   xen/arm: smmuv1: Intelligent SMR allocation
> 
>  xen/drivers/passthrough/arm/smmu.c | 423 ++++++++++++++++++-----------
>  1 file changed, 262 insertions(+), 161 deletions(-)

I didn't closely review the changes but I made sure that all patches
build and I also compared each patch with the original commit in Linux:
all changes correspond correctly.

For the whole series:

Acked-by: Stefano Stabellini <sstabellini@xxxxxxxxxx>