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Message-ID: <c8311c45-72e3-8ff2-c206-3dd21f6a9bed@google.com>
Date: Tue, 26 Dec 2023 16:27:37 -0800 (PST)
From: David Rientjes <rientjes@...gle.com>
To: Pasha Tatashin <pasha.tatashin@...een.com>
cc: akpm@...ux-foundation.org, alim.akhtar@...sung.com, alyssa@...enzweig.io, 
    asahi@...ts.linux.dev, baolu.lu@...ux.intel.com, bhelgaas@...gle.com, 
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    dwmw2@...radead.org, hannes@...xchg.org, heiko@...ech.de, 
    iommu@...ts.linux.dev, jernej.skrabec@...il.com, jonathanh@...dia.com, 
    joro@...tes.org, krzysztof.kozlowski@...aro.org, linux-doc@...r.kernel.org, 
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Subject: Re: [PATCH v3 01/10] iommu/vt-d: add wrapper functions for page
 allocations

On Tue, 26 Dec 2023, Pasha Tatashin wrote:

> In order to improve observability and accountability of IOMMU layer, we
> must account the number of pages that are allocated by functions that
> are calling directly into buddy allocator.
> 
> This is achieved by first wrapping the allocation related functions into a
> separate inline functions in new file:
> 
> drivers/iommu/iommu-pages.h
> 
> Convert all page allocation calls under iommu/intel to use these new
> functions.
> 
> Signed-off-by: Pasha Tatashin <pasha.tatashin@...een.com>

Acked-by: David Rientjes <rientjes@...gle.com>

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