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Message-ID: <8be32518-ce53-744a-9fe5-9f2a33095c18@amd.com>
Date:   Tue, 5 Sep 2023 10:29:37 +0530
From:   Vasant Hegde <vasant.hegde@....com>
To:     Tina Zhang <tina.zhang@...el.com>, Jason Gunthorpe <jgg@...pe.ca>,
        Kevin Tian <kevin.tian@...el.com>,
        Lu Baolu <baolu.lu@...ux.intel.com>
Cc:     Michael Shavit <mshavit@...gle.com>, iommu@...ts.linux.dev,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3 6/6] mm: Deprecate pasid field



On 9/5/2023 5:39 AM, Tina Zhang wrote:
> Drop the pasid field, as all the information needed for sva domain
> management has been moved to the newly added iommu_mm field.
> 
> Reviewed-by: Lu Baolu <baolu.lu@...ux.intel.com>
> Signed-off-by: Tina Zhang <tina.zhang@...el.com>

Looks good to me.

Reviewed-by: Vasant Hegde <vasant.hegde@....com>

-Vasant



> ---
>  include/linux/mm_types.h | 1 -
>  mm/init-mm.c             | 3 ---
>  2 files changed, 4 deletions(-)
> 
> diff --git a/include/linux/mm_types.h b/include/linux/mm_types.h
> index b486f521afee..fb0e4416d9d7 100644
> --- a/include/linux/mm_types.h
> +++ b/include/linux/mm_types.h
> @@ -808,7 +808,6 @@ struct mm_struct {
>  		struct work_struct async_put_work;
>  
>  #ifdef CONFIG_IOMMU_SVA
> -		u32 pasid;
>  		struct iommu_mm_data *iommu_mm;
>  #endif
>  #ifdef CONFIG_KSM
> diff --git a/mm/init-mm.c b/mm/init-mm.c
> index efa97b57acfd..69719291463e 100644
> --- a/mm/init-mm.c
> +++ b/mm/init-mm.c
> @@ -42,9 +42,6 @@ struct mm_struct init_mm = {
>  #endif
>  	.user_ns	= &init_user_ns,
>  	.cpu_bitmap	= CPU_BITS_NONE,
> -#ifdef CONFIG_IOMMU_SVA
> -	.pasid		= IOMMU_PASID_INVALID,
> -#endif
>  	INIT_MM_CONTEXT(init_mm)
>  };
>  

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