From: Eric Auger <eric.auger@redhat.com>
To: eric.auger.pro@gmail.com, eric.auger@redhat.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,
jean-philippe.brucker@arm.com, will.deacon@arm.com,
robin.murphy@arm.com
Cc: kevin.tian@intel.com, vincent.stehle@arm.com,
ashok.raj@intel.com, marc.zyngier@arm.com, tina.zhang@intel.com
Subject: [PATCH v9 08/11] vfio: Add new IRQ for DMA fault reporting
Date: Thu, 11 Jul 2019 15:56:22 +0200 [thread overview]
Message-ID: <20190711135625.20684-9-eric.auger@redhat.com> (raw)
In-Reply-To: <20190711135625.20684-1-eric.auger@redhat.com>
Add a new IRQ type/subtype to get notification on nested
stage DMA faults.
Signed-off-by: Eric Auger <eric.auger@redhat.com>
---
include/uapi/linux/vfio.h | 3 +++
1 file changed, 3 insertions(+)
diff --git a/include/uapi/linux/vfio.h b/include/uapi/linux/vfio.h
index b53714ae02c5..58607809e81a 100644
--- a/include/uapi/linux/vfio.h
+++ b/include/uapi/linux/vfio.h
@@ -473,6 +473,9 @@ struct vfio_irq_info_cap_type {
__u32 subtype; /* type specific */
};
+#define VFIO_IRQ_TYPE_NESTED (1)
+#define VFIO_IRQ_SUBTYPE_DMA_FAULT (1)
+
/**
* VFIO_DEVICE_SET_IRQS - _IOW(VFIO_TYPE, VFIO_BASE + 10, struct vfio_irq_set)
*
--
2.20.1
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next prev parent reply other threads:[~2019-07-11 13:58 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-07-11 13:56 [PATCH v9 00/11] SMMUv3 Nested Stage Setup (VFIO part) Eric Auger
2019-07-11 13:56 ` [PATCH v9 01/11] vfio: VFIO_IOMMU_SET_PASID_TABLE Eric Auger
2019-07-11 13:56 ` [PATCH v9 02/11] vfio: VFIO_IOMMU_CACHE_INVALIDATE Eric Auger
2019-07-11 13:56 ` [PATCH v9 03/11] vfio: VFIO_IOMMU_SET_MSI_BINDING Eric Auger
2019-07-11 13:56 ` [PATCH v9 04/11] vfio/pci: Add VFIO_REGION_TYPE_NESTED region type Eric Auger
2019-07-11 13:56 ` [PATCH v9 05/11] vfio/pci: Register an iommu fault handler Eric Auger
2019-07-11 13:56 ` [PATCH v9 06/11] vfio/pci: Allow to mmap the fault queue Eric Auger
2019-07-11 13:56 ` [PATCH v9 07/11] vfio: Use capability chains to handle device specific irq Eric Auger
2019-07-11 13:56 ` Eric Auger [this message]
2019-07-11 13:56 ` [PATCH v9 09/11] vfio/pci: Add framework for custom interrupt indices Eric Auger
2019-07-11 13:56 ` [PATCH v9 10/11] vfio/pci: Register and allow DMA FAULT IRQ signaling Eric Auger
2019-07-11 13:56 ` [PATCH v9 11/11] vfio: Document nested stage control Eric Auger
2019-07-12 7:38 ` [PATCH v9 00/11] SMMUv3 Nested Stage Setup (VFIO part) zhangfei.gao
2019-11-12 11:08 ` Shameerali Kolothum Thodi
2019-11-12 11:28 ` Auger Eric
2019-11-12 13:06 ` Shameerali Kolothum Thodi
2019-11-12 13:21 ` Auger Eric
2019-11-12 14:21 ` Shameerali Kolothum Thodi
2019-11-12 17:56 ` Shameerali Kolothum Thodi
2019-11-12 20:34 ` Auger Eric
2019-11-13 16:24 ` Shameerali Kolothum Thodi
2019-11-20 8:15 ` Tomasz Nowicki
2019-11-20 10:18 ` Auger Eric
2020-03-03 12:57 ` zhangfei
2020-03-03 13:14 ` Auger Eric
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