Re: [PATCH v5 5/6] iommu: Use EINVAL for incompatible device/domain in ->attach_dev
From: Jason Gunthorpe <jgg@nvidia.com>
Date: 2022-09-22 17:51:01
Also in:
linux-arm-msm, linux-iommu, linux-mediatek, linux-tegra, lkml
On Thu, Sep 22, 2022 at 01:54:34AM -0700, Nicolin Chen wrote:
Following the new rules in include/linux/iommu.h kdocs, update all drivers ->attach_dev callback functions to return EINVAL in the failure paths that are related to domain incompatibility. Also, drop adjacent error prints to prevent a kernel log spam. Reviewed-by: Jean-Philippe Brucker <redacted> Reviewed-by: Lu Baolu <baolu.lu@linux.intel.com> Reviewed-by: Kevin Tian <kevin.tian@intel.com> Signed-off-by: Nicolin Chen <redacted> --- drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c | 11 +---------- drivers/iommu/arm/arm-smmu/arm-smmu.c | 3 --- drivers/iommu/arm/arm-smmu/qcom_iommu.c | 7 +------ drivers/iommu/intel/iommu.c | 10 +++------- drivers/iommu/ipmmu-vmsa.c | 2 -- drivers/iommu/omap-iommu.c | 2 +- drivers/iommu/sprd-iommu.c | 4 +--- drivers/iommu/tegra-gart.c | 2 +- drivers/iommu/virtio-iommu.c | 3 +-- 9 files changed, 9 insertions(+), 35 deletions(-)
Reviewed-by: Jason Gunthorpe <jgg@nvidia.com> Jason _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel