linux-kernel - Re: [PATCH v3] iommu/vt-d: Add a fix for devices need extra dtlb flush

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Message-ID: <b64c5b16-79bd-182d-354b-73a74430a8cc@linux.intel.com>
Date:   Mon, 5 Dec 2022 18:59:19 +0800
From:   Baolu Lu <baolu.lu@...ux.intel.com>
To:     Joerg Roedel <joro@...tes.org>,
        Jacob Pan <jacob.jun.pan@...ux.intel.com>
Cc:     baolu.lu@...ux.intel.com, LKML <linux-kernel@...r.kernel.org>,
        iommu@...ts.linux.dev, Robin Murphy <robin.murphy@....com>,
        Will Deacon <will@...nel.org>,
        David Woodhouse <dwmw2@...radead.org>,
        Raj Ashok <ashok.raj@...el.com>,
        "Tian, Kevin" <kevin.tian@...el.com>, Yi Liu <yi.l.liu@...el.com>,
        Yuzhang Luo <yuzhang.luo@...el.com>
Subject: Re: [PATCH v3] iommu/vt-d: Add a fix for devices need extra dtlb
 flush

On 2022/12/5 18:43, Joerg Roedel wrote:
> On Tue, Nov 29, 2022 at 10:24:49PM -0800, Jacob Pan wrote:
>>   drivers/iommu/intel/iommu.c | 67 +++++++++++++++++++++++++++++++++++--
>>   drivers/iommu/intel/iommu.h |  3 ++
>>   drivers/iommu/intel/svm.c   |  5 ++-
>>   3 files changed, 72 insertions(+), 3 deletions(-)
> I removed this commit from my fixes branch. Please re-submit with the
> fix included and I will queue it for 6.2 once Lu Baolu acked it.

But this patch has already been merged in v6.1-rc7.

https://lore.kernel.org/linux-iommu/Y4oF8e7quzjm2kzD@8bytes.org/

Is this still feasible?

Best regards,
baolu