Re: [PATCH v5 02/11] iommu/dma: use iommu_put_pages_list() to releae freelist

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To: Pasha Tatashin <pasha.tatashin@xxxxxxxxxx>
Subject: Re: [PATCH v5 02/11] iommu/dma: use iommu_put_pages_list() to releae freelist
From: David Rientjes <rientjes@xxxxxxxxxx>
Date: Fri, 15 Mar 2024 14:28:02 -0700 (PDT)
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In-reply-to: <20240222173942.1481394-3-pasha.tatashin@soleen.com>
References: <20240222173942.1481394-1-pasha.tatashin@soleen.com> <20240222173942.1481394-3-pasha.tatashin@soleen.com>

On Thu, 22 Feb 2024, Pasha Tatashin wrote:

> Free the IOMMU page tables via iommu_put_pages_list(). The page tables
> were allocated via iommu_alloc_* functions in architecture specific
> places, but are released in dma-iommu if the freelist is gathered during
> map/unmap operations into iommu_iotlb_gather data structure.
> 
> Currently, only iommu/intel that does that.
> 
> Signed-off-by: Pasha Tatashin <pasha.tatashin@xxxxxxxxxx>

Acked-by: David Rientjes <rientjes@xxxxxxxxxx>

References:
- [PATCH v5 00/11] IOMMU memory observability
  - From: Pasha Tatashin
- [PATCH v5 02/11] iommu/dma: use iommu_put_pages_list() to releae freelist
  - From: Pasha Tatashin

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