From: Jason Gunthorpe <jgg@nvidia.com>
To: Shameer Kolothum <shameerali.kolothum.thodi@huawei.com>
Cc: iommu@lists.linux.dev, linux-arm-kernel@lists.infradead.org,
joro@8bytes.org, kevin.tian@intel.com, nicolinc@nvidia.com,
mshavit@google.com, robin.murphy@arm.com, will@kernel.org,
joao.m.martins@oracle.com, jiangkunkun@huawei.com,
zhukeqian1@huawei.com, linuxarm@huawei.com
Subject: Re: [PATCH v2 4/4] iommu/arm-smmu-v3: Enable HTTU for stage1 with io-pgtable mapping
Date: Fri, 8 Mar 2024 10:32:40 -0400 [thread overview]
Message-ID: <20240308143240.GP9179@nvidia.com> (raw)
In-Reply-To: <20240222094923.33104-5-shameerali.kolothum.thodi@huawei.com>
On Thu, Feb 22, 2024 at 09:49:23AM +0000, Shameer Kolothum wrote:
> From: Kunkun Jiang <jiangkunkun@huawei.com>
>
> If io-pgtable quirk flag indicates support for hardware update of
> dirty state, enable HA/HD bits in the SMMU CD and also set the DBM
> bit in the page descriptor.
>
> And now report the dirty page tracking capability of SMMUv3.
>
> Co-developed-by: Keqian Zhu <zhukeqian1@huawei.com>
> Signed-off-by: Keqian Zhu <zhukeqian1@huawei.com>
> Signed-off-by: Kunkun Jiang <jiangkunkun@huawei.com>
> Signed-off-by: Joao Martins <joao.m.martins@oracle.com>
> Signed-off-by: Shameer Kolothum <shameerali.kolothum.thodi@huawei.com>
> ---
> drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c | 15 +++++++++++++++
> drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.h | 3 +++
> drivers/iommu/io-pgtable-arm.c | 5 ++++-
> 3 files changed, 22 insertions(+), 1 deletion(-)
Reviewed-by: Jason Gunthorpe <jgg@nvidia.com>
Jason
WARNING: multiple messages have this Message-ID (diff)
From: Jason Gunthorpe <jgg@nvidia.com>
To: Shameer Kolothum <shameerali.kolothum.thodi@huawei.com>
Cc: iommu@lists.linux.dev, linux-arm-kernel@lists.infradead.org,
joro@8bytes.org, kevin.tian@intel.com, nicolinc@nvidia.com,
mshavit@google.com, robin.murphy@arm.com, will@kernel.org,
joao.m.martins@oracle.com, jiangkunkun@huawei.com,
zhukeqian1@huawei.com, linuxarm@huawei.com
Subject: Re: [PATCH v2 4/4] iommu/arm-smmu-v3: Enable HTTU for stage1 with io-pgtable mapping
Date: Fri, 8 Mar 2024 10:32:40 -0400 [thread overview]
Message-ID: <20240308143240.GP9179@nvidia.com> (raw)
In-Reply-To: <20240222094923.33104-5-shameerali.kolothum.thodi@huawei.com>
On Thu, Feb 22, 2024 at 09:49:23AM +0000, Shameer Kolothum wrote:
> From: Kunkun Jiang <jiangkunkun@huawei.com>
>
> If io-pgtable quirk flag indicates support for hardware update of
> dirty state, enable HA/HD bits in the SMMU CD and also set the DBM
> bit in the page descriptor.
>
> And now report the dirty page tracking capability of SMMUv3.
>
> Co-developed-by: Keqian Zhu <zhukeqian1@huawei.com>
> Signed-off-by: Keqian Zhu <zhukeqian1@huawei.com>
> Signed-off-by: Kunkun Jiang <jiangkunkun@huawei.com>
> Signed-off-by: Joao Martins <joao.m.martins@oracle.com>
> Signed-off-by: Shameer Kolothum <shameerali.kolothum.thodi@huawei.com>
> ---
> drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c | 15 +++++++++++++++
> drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.h | 3 +++
> drivers/iommu/io-pgtable-arm.c | 5 ++++-
> 3 files changed, 22 insertions(+), 1 deletion(-)
Reviewed-by: Jason Gunthorpe <jgg@nvidia.com>
Jason
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next prev parent reply other threads:[~2024-03-08 14:32 UTC|newest]
Thread overview: 72+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-02-22 9:49 [PATCH v2 0/4] iommu/smmuv3: Add IOMMUFD dirty tracking support for SMMUv3 Shameer Kolothum
2024-02-22 9:49 ` Shameer Kolothum
2024-02-22 9:49 ` [PATCH v2 1/4] iommu/arm-smmu-v3: Add feature detection for HTTU Shameer Kolothum
2024-02-22 9:49 ` Shameer Kolothum
2024-04-23 14:41 ` Ryan Roberts
2024-04-23 14:41 ` Ryan Roberts
2024-04-23 14:52 ` Jason Gunthorpe
2024-04-23 14:52 ` Jason Gunthorpe
2024-04-24 10:04 ` Ryan Roberts
2024-04-24 10:04 ` Ryan Roberts
2024-04-24 12:23 ` Jason Gunthorpe
2024-04-24 12:23 ` Jason Gunthorpe
2024-04-24 12:59 ` Ryan Roberts
2024-04-24 12:59 ` Ryan Roberts
2024-04-24 13:20 ` Shameerali Kolothum Thodi
2024-04-24 13:20 ` Shameerali Kolothum Thodi
2024-04-24 13:32 ` Jason Gunthorpe
2024-04-24 13:32 ` Jason Gunthorpe
2024-04-24 13:43 ` Shameerali Kolothum Thodi
2024-04-24 13:43 ` Shameerali Kolothum Thodi
2024-04-24 14:21 ` Jason Gunthorpe
2024-04-24 14:21 ` Jason Gunthorpe
2024-04-24 8:01 ` Shameerali Kolothum Thodi
2024-04-24 8:01 ` Shameerali Kolothum Thodi
2024-04-24 8:28 ` Ryan Roberts
2024-04-24 8:28 ` Ryan Roberts
2024-02-22 9:49 ` [PATCH v2 2/4] iommu/io-pgtable-arm: Add read_and_clear_dirty() support Shameer Kolothum
2024-02-22 9:49 ` Shameer Kolothum
2024-04-23 15:56 ` Ryan Roberts
2024-04-23 15:56 ` Ryan Roberts
2024-04-24 8:01 ` Shameerali Kolothum Thodi
2024-04-24 8:01 ` Shameerali Kolothum Thodi
2024-04-24 8:36 ` Ryan Roberts
2024-04-24 8:36 ` Ryan Roberts
2024-02-22 9:49 ` [PATCH v2 3/4] iommu/arm-smmu-v3: Add support for dirty tracking in domain alloc Shameer Kolothum
2024-02-22 9:49 ` Shameer Kolothum
2024-02-22 11:04 ` Joao Martins
2024-02-22 11:04 ` Joao Martins
2024-02-22 11:31 ` Shameerali Kolothum Thodi
2024-02-22 11:31 ` Shameerali Kolothum Thodi
2024-02-22 11:37 ` Joao Martins
2024-02-22 11:37 ` Joao Martins
2024-02-22 12:24 ` Shameerali Kolothum Thodi
2024-02-22 12:24 ` Shameerali Kolothum Thodi
2024-02-22 13:11 ` Jason Gunthorpe
2024-02-22 13:11 ` Jason Gunthorpe
2024-02-22 13:23 ` Joao Martins
2024-02-22 13:23 ` Joao Martins
2024-03-08 14:31 ` Jason Gunthorpe
2024-03-08 14:31 ` Jason Gunthorpe
2024-04-23 16:27 ` Ryan Roberts
2024-04-23 16:27 ` Ryan Roberts
2024-04-23 16:39 ` Jason Gunthorpe
2024-04-23 16:39 ` Jason Gunthorpe
2024-04-23 16:50 ` Ryan Roberts
2024-04-23 16:50 ` Ryan Roberts
2024-04-24 8:27 ` Shameerali Kolothum Thodi
2024-04-24 8:27 ` Shameerali Kolothum Thodi
2024-02-22 9:49 ` [PATCH v2 4/4] iommu/arm-smmu-v3: Enable HTTU for stage1 with io-pgtable mapping Shameer Kolothum
2024-02-22 9:49 ` Shameer Kolothum
2024-03-08 14:32 ` Jason Gunthorpe [this message]
2024-03-08 14:32 ` Jason Gunthorpe
2024-04-23 16:45 ` Ryan Roberts
2024-04-23 16:45 ` Ryan Roberts
2024-04-23 17:32 ` Jason Gunthorpe
2024-04-23 17:32 ` Jason Gunthorpe
2024-04-24 7:58 ` Ryan Roberts
2024-04-24 7:58 ` Ryan Roberts
2024-04-24 12:15 ` Jason Gunthorpe
2024-04-24 12:15 ` Jason Gunthorpe
2024-04-24 12:45 ` Ryan Roberts
2024-04-24 12:45 ` Ryan Roberts
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