linux-kernel - Re: [PATCH 02/12] iommu/vt-d: Remove for_each_device

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Date:   Fri, 27 May 2022 12:00:18 -0300
From:   Jason Gunthorpe <jgg@...dia.com>
To:     Lu Baolu <baolu.lu@...ux.intel.com>
Cc:     Joerg Roedel <joro@...tes.org>, Kevin Tian <kevin.tian@...el.com>,
        Ashok Raj <ashok.raj@...el.com>,
        Christoph Hellwig <hch@...radead.org>,
        Will Deacon <will@...nel.org>,
        Robin Murphy <robin.murphy@....com>,
        Liu Yi L <yi.l.liu@...el.com>,
        Jacob jun Pan <jacob.jun.pan@...el.com>,
        iommu@...ts.linux-foundation.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 02/12] iommu/vt-d: Remove for_each_device_domain()

On Fri, May 27, 2022 at 02:30:09PM +0800, Lu Baolu wrote:
> The per-device device_domain_info data could be retrieved from the
> device itself. There's no need to search a global list.
> 
> Signed-off-by: Lu Baolu <baolu.lu@...ux.intel.com>
> ---
>  drivers/iommu/intel/iommu.h |  2 --
>  drivers/iommu/intel/iommu.c | 25 -------------------------
>  drivers/iommu/intel/pasid.c | 37 +++++++++++--------------------------
>  3 files changed, 11 insertions(+), 53 deletions(-)

Reviewed-by: Jason Gunthorpe <jgg@...dia.com>

Jason