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From: Jean-Philippe Brucker <jean-philippe.brucker@arm.com>
To: Eric Auger <eric.auger@redhat.com>,
	eric.auger.pro@gmail.com, iommu@lists.linux-foundation.org,
	linux-kernel@vger.kernel.org, kvm@vger.kernel.org,
	kvmarm@lists.cs.columbia.edu, joro@8bytes.org,
	alex.williamson@redhat.com, jacob.jun.pan@linux.intel.com,
	yi.l.liu@intel.com, will.deacon@arm.com, robin.murphy@arm.com
Cc: peter.maydell@linaro.org, kevin.tian@intel.com,
	vincent.stehle@arm.com, ashok.raj@intel.com,
	marc.zyngier@arm.com, christoffer.dall@arm.com
Subject: Re: [PATCH v7 05/23] iommu: Introduce cache_invalidate API
Date: Wed, 1 May 2019 11:38:13 +0100	[thread overview]
Message-ID: <a9745aef-8686-c761-e3d0-dd0e98a1f5b2@arm.com> (raw)
In-Reply-To: <20190408121911.24103-6-eric.auger@redhat.com>

On 08/04/2019 13:18, Eric Auger wrote:
> +int iommu_cache_invalidate(struct iommu_domain *domain, struct device *dev,
> +			   struct iommu_cache_invalidate_info *inv_info)
> +{
> +	int ret = 0;
> +
> +	if (unlikely(!domain->ops->cache_invalidate))
> +		return -ENODEV;
> +
> +	ret = domain->ops->cache_invalidate(domain, dev, inv_info);
> +
> +	return ret;

Nit: you don't really need ret

The UAPI looks good to me, so

Reviewed-by: Jean-Philippe Brucker <jean-philippe.brucker@arm.com>

  reply	other threads:[~2019-05-01 10:38 UTC|newest]

Thread overview: 54+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-04-08 12:18 [PATCH v7 00/23] SMMUv3 Nested Stage Setup Eric Auger
2019-04-08 12:18 ` [PATCH v7 01/23] driver core: add per device iommu param Eric Auger
2019-04-08 12:18 ` [PATCH v7 02/23] iommu: introduce device fault data Eric Auger
2019-04-08 12:18 ` [PATCH v7 03/23] iommu: introduce device fault report API Eric Auger
2019-04-08 12:18 ` [PATCH v7 04/23] iommu: Introduce attach/detach_pasid_table API Eric Auger
2019-05-15 12:09   ` Jean-Philippe Brucker
2019-05-15 13:06     ` Auger Eric
2019-05-15 15:57       ` Jean-Philippe Brucker
2019-04-08 12:18 ` [PATCH v7 05/23] iommu: Introduce cache_invalidate API Eric Auger
2019-05-01 10:38   ` Jean-Philippe Brucker [this message]
2019-05-02  6:58     ` Auger Eric
2019-05-02 10:53       ` Jean-Philippe Brucker
2019-05-02 16:46         ` Jacob Pan
2019-05-07 11:45           ` Jean-Philippe Brucker
2019-04-08 12:18 ` [PATCH v7 06/23] iommu: Introduce bind/unbind_guest_msi Eric Auger
2019-05-08 13:59   ` Robin Murphy
2019-05-10 14:35     ` Auger Eric
2019-04-08 12:18 ` [PATCH v7 07/23] vfio: VFIO_IOMMU_ATTACH/DETACH_PASID_TABLE Eric Auger
2019-04-08 12:18 ` [PATCH v7 08/23] vfio: VFIO_IOMMU_CACHE_INVALIDATE Eric Auger
2019-04-08 12:18 ` [PATCH v7 09/23] vfio: VFIO_IOMMU_BIND/UNBIND_MSI Eric Auger
2019-04-08 12:18 ` [PATCH v7 10/23] iommu/arm-smmu-v3: Link domains and devices Eric Auger
2019-04-08 12:18 ` [PATCH v7 11/23] iommu/arm-smmu-v3: Maintain a SID->device structure Eric Auger
2019-05-08 14:05   ` Robin Murphy
2019-05-08 18:31     ` Jean-Philippe Brucker
2019-04-08 12:19 ` [PATCH v7 12/23] iommu/smmuv3: Get prepared for nested stage support Eric Auger
2019-05-08 14:24   ` Robin Murphy
2019-05-10 14:34     ` Auger Eric
2019-05-13 11:43       ` Robin Murphy
2019-05-13 14:40         ` Auger Eric
2019-04-08 12:19 ` [PATCH v7 13/23] iommu/smmuv3: Implement attach/detach_pasid_table Eric Auger
2019-05-08 14:38   ` Robin Murphy
2019-05-10 14:35     ` Auger Eric
2019-05-13 12:04       ` Robin Murphy
2019-04-08 12:19 ` [PATCH v7 14/23] iommu/smmuv3: Implement cache_invalidate Eric Auger
2019-05-08 15:01   ` Robin Murphy
2019-05-13 12:16     ` Auger Eric
2019-05-13 14:01       ` Robin Murphy
2019-05-13 14:04         ` Auger Eric
2019-04-08 12:19 ` [PATCH v7 15/23] dma-iommu: Implement NESTED_MSI cookie Eric Auger
2019-05-08 16:42   ` Robin Murphy
2019-04-08 12:19 ` [PATCH v7 16/23] iommu/smmuv3: Nested mode single MSI doorbell per domain enforcement Eric Auger
2019-04-08 12:19 ` [PATCH v7 17/23] iommu/smmuv3: Implement bind/unbind_guest_msi Eric Auger
2019-04-08 12:19 ` [PATCH v7 18/23] iommu/smmuv3: Report non recoverable faults Eric Auger
2019-05-08 17:20   ` Robin Murphy
2019-05-13  7:46     ` Auger Eric
2019-05-13 11:54       ` Robin Murphy
2019-05-13 12:32         ` Auger Eric
2019-05-13 13:47           ` Robin Murphy
2019-04-08 12:19 ` [PATCH v7 19/23] vfio-pci: Add a new VFIO_REGION_TYPE_NESTED region type Eric Auger
2019-04-08 12:19 ` [PATCH v7 20/23] vfio-pci: Register an iommu fault handler Eric Auger
2019-04-08 12:19 ` [PATCH v7 21/23] vfio_pci: Allow to mmap the fault queue Eric Auger
2019-04-08 12:19 ` [PATCH v7 22/23] vfio-pci: Add VFIO_PCI_DMA_FAULT_IRQ_INDEX Eric Auger
2019-04-08 12:19 ` [PATCH v7 23/23] vfio: Document nested stage control Eric Auger
2019-04-30  7:09 ` [PATCH v7 00/23] SMMUv3 Nested Stage Setup Auger Eric

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