linux-kernel - Re: [PATCH v1 0/6] iommu/vt-d: Reset DMAR_UNITS

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Date:   Tue, 28 Jun 2022 20:39:04 +0800
From:   Baolu Lu <baolu.lu@...ux.intel.com>
To:     Joerg Roedel <joro@...tes.org>, Steve Wahl <steve.wahl@....com>,
        Kevin Tian <kevin.tian@...el.com>
Cc:     baolu.lu@...ux.intel.com, David Woodhouse <dwmw2@...radead.org>,
        Jerry Snitselaar <jsnitsel@...hat.com>,
        Mike Travis <mike.travis@....com>,
        Dimitri Sivanich <sivanich@....com>,
        Russ Anderson <russ.anderson@....com>, iommu@...ts.linux.dev,
        iommu@...ts.linux-foundation.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v1 0/6] iommu/vt-d: Reset DMAR_UNITS_SUPPORTED

On 2022/6/25 20:51, Lu Baolu wrote:
> Hi folks,
> 
> This is a follow-up series of changes proposed by this patch:
> 
> https://lore.kernel.org/linux-iommu/20220615183650.32075-1-steve.wahl@hpe.com/
> 
> It removes several static arrays of size DMAR_UNITS_SUPPORTED and sets
> the DMAR_UNITS_SUPPORTED to 1024.
> 
> Please help review and suggest.

This series is also available on github:

https://github.com/LuBaolu/intel-iommu/commits/vtd-next-for-v5.20

Best regards,
baolu

> 
> Best regards,
> baolu
> 
> Lu Baolu (6):
>    iommu/vt-d: Remove unused domain_get_iommu()
>    iommu/vt-d: Use IDA interface to manage iommu sequence id
>    iommu/vt-d: Refactor iommu information of each domain
>    iommu/vt-d: Add VTD_FLAG_IOMMU_PROBED flag
>    iommu/vt-d: Remove global g_iommus array
>    iommu/vt-d: Make DMAR_UNITS_SUPPORTED default 1024
> 
>   include/linux/dmar.h        |   6 +-
>   drivers/iommu/intel/iommu.h |  29 ++++--
>   drivers/iommu/intel/dmar.c  |  33 ++-----
>   drivers/iommu/intel/iommu.c | 188 ++++++++++++++----------------------
>   drivers/iommu/intel/pasid.c |   2 +-
>   drivers/iommu/intel/svm.c   |   2 +-
>   6 files changed, 103 insertions(+), 157 deletions(-)
>