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From: Jason Gunthorpe <jgg@ziepe.ca>
To: Lu Baolu <baolu.lu@linux.intel.com>
Cc: Joerg Roedel <joro@8bytes.org>, Will Deacon <will@kernel.org>,
	Robin Murphy <robin.murphy@arm.com>,
	Kevin Tian <kevin.tian@intel.com>,
	Jean-Philippe Brucker <jean-philippe@linaro.org>,
	Nicolin Chen <nicolinc@nvidia.com>, Yi Liu <yi.l.liu@intel.com>,
	Jacob Pan <jacob.jun.pan@linux.intel.com>,
	Yan Zhao <yan.y.zhao@intel.com>,
	iommu@lists.linux.dev, kvm@vger.kernel.org,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH v7 02/12] iommu/arm-smmu-v3: Remove unrecoverable faults reporting
Date: Fri, 1 Dec 2023 11:42:30 -0400	[thread overview]
Message-ID: <20231201154230.GC1489931@ziepe.ca> (raw)
In-Reply-To: <20231115030226.16700-3-baolu.lu@linux.intel.com>

On Wed, Nov 15, 2023 at 11:02:16AM +0800, Lu Baolu wrote:
> No device driver registers fault handler to handle the reported
> unrecoveraable faults. Remove it to avoid dead code.
> 
> Signed-off-by: Lu Baolu <baolu.lu@linux.intel.com>
> Reviewed-by: Kevin Tian <kevin.tian@intel.com>
> ---
>  drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c | 46 ++++++---------------
>  1 file changed, 13 insertions(+), 33 deletions(-)

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

If we do bring this back it will be in some form where the opaque
driver event information is delivered to userspace to forward to the
VM.

Jason

  reply	other threads:[~2023-12-01 15:42 UTC|newest]

Thread overview: 49+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-11-15  3:02 [PATCH v7 00/12] iommu: Prepare to deliver page faults to user space Lu Baolu
2023-11-15  3:02 ` [PATCH v7 01/12] iommu: Move iommu fault data to linux/iommu.h Lu Baolu
2023-12-04 10:52   ` Yi Liu
2023-11-15  3:02 ` [PATCH v7 02/12] iommu/arm-smmu-v3: Remove unrecoverable faults reporting Lu Baolu
2023-12-01 15:42   ` Jason Gunthorpe [this message]
2023-12-04 10:54   ` Yi Liu
2023-12-05 11:48     ` Baolu Lu
2023-11-15  3:02 ` [PATCH v7 03/12] iommu: Remove unrecoverable fault data Lu Baolu
2023-12-04 10:58   ` Yi Liu
2023-12-05 11:55     ` Baolu Lu
2023-11-15  3:02 ` [PATCH v7 04/12] iommu: Cleanup iopf data structure definitions Lu Baolu
2023-12-04 11:03   ` Yi Liu
2023-11-15  3:02 ` [PATCH v7 05/12] iommu: Merge iopf_device_param into iommu_fault_param Lu Baolu
2023-12-04 12:32   ` Yi Liu
2023-12-05 12:01     ` Baolu Lu
2023-11-15  3:02 ` [PATCH v7 06/12] iommu: Remove iommu_[un]register_device_fault_handler() Lu Baolu
2023-12-04 12:36   ` Yi Liu
2023-12-05 12:09     ` Baolu Lu
2023-11-15  3:02 ` [PATCH v7 07/12] iommu: Merge iommu_fault_event and iopf_fault Lu Baolu
2023-12-01 19:09   ` Jason Gunthorpe
2023-12-04 12:40   ` Yi Liu
2023-11-15  3:02 ` [PATCH v7 08/12] iommu: Prepare for separating SVA and IOPF Lu Baolu
2023-12-05  7:10   ` Yi Liu
2023-11-15  3:02 ` [PATCH v7 09/12] iommu: Make iommu_queue_iopf() more generic Lu Baolu
2023-12-01 19:14   ` Jason Gunthorpe
2023-12-05  7:13   ` Yi Liu
2023-12-05 12:13     ` Baolu Lu
2023-11-15  3:02 ` [PATCH v7 10/12] iommu: Separate SVA and IOPF Lu Baolu
2023-11-15  3:02 ` [PATCH v7 11/12] iommu: Consolidate per-device fault data management Lu Baolu
2023-12-01 19:46   ` Jason Gunthorpe
2023-12-04  0:58     ` Baolu Lu
2023-11-15  3:02 ` [PATCH v7 12/12] iommu: Improve iopf_queue_flush_dev() Lu Baolu
2023-12-01 20:35   ` Jason Gunthorpe
2023-12-03  8:53     ` Baolu Lu
2023-12-03 14:14       ` Jason Gunthorpe
2023-12-04  1:32         ` Baolu Lu
2023-12-04  5:37           ` Tian, Kevin
2023-12-04 13:25             ` Jason Gunthorpe
2023-12-05  1:32               ` Tian, Kevin
2023-12-05  1:53                 ` Jason Gunthorpe
2023-12-05  3:23                   ` Tian, Kevin
2023-12-05 15:52                     ` Jason Gunthorpe
2023-12-04 13:12           ` Jason Gunthorpe
2023-12-04  3:46     ` Baolu Lu
2023-12-04 13:27       ` Jason Gunthorpe
2023-12-05  1:13         ` Baolu Lu
2023-11-24  6:30 ` [PATCH v7 00/12] iommu: Prepare to deliver page faults to user space liulongfang
2023-11-24 12:01   ` Baolu Lu
2023-11-25  4:05     ` liulongfang

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