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,
will@kernel.org, joro@8bytes.org, maz@kernel.org,
robin.murphy@arm.com, alex.williamson@redhat.com
Cc: jean-philippe@linaro.org, jacob.jun.pan@linux.intel.com,
nicoleotsuka@gmail.com, vivek.gautam@arm.com, yi.l.liu@intel.com,
zhangfei.gao@linaro.org
Subject: [PATCH v11 09/13] vfio: Add new IRQ for DMA fault reporting
Date: Mon, 16 Nov 2020 12:00:26 +0100 [thread overview]
Message-ID: <20201116110030.32335-10-eric.auger@redhat.com> (raw)
In-Reply-To: <20201116110030.32335-1-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 0e2bfbeccd08..1e5c82f9d14d 100644
--- a/include/uapi/linux/vfio.h
+++ b/include/uapi/linux/vfio.h
@@ -722,6 +722,9 @@ 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)
*
--
2.21.3
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next prev parent reply other threads:[~2020-11-16 11:02 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-11-16 11:00 [PATCH v11 00/13] SMMUv3 Nested Stage Setup (VFIO part) Eric Auger
2020-11-16 11:00 ` [PATCH v11 01/13] vfio: VFIO_IOMMU_SET_PASID_TABLE Eric Auger
2020-11-17 2:11 ` kernel test robot
2020-11-24 21:31 ` Alex Williamson
2021-02-02 12:34 ` Keqian Zhu
2021-02-22 10:53 ` Auger Eric
2021-02-22 12:20 ` Keqian Zhu
2021-02-22 16:12 ` Auger Eric
2020-11-16 11:00 ` [PATCH v11 02/13] vfio: VFIO_IOMMU_CACHE_INVALIDATE Eric Auger
2020-11-16 11:00 ` [PATCH v11 03/13] vfio: VFIO_IOMMU_SET_MSI_BINDING Eric Auger
2021-02-02 12:08 ` Keqian Zhu
2020-11-16 11:00 ` [PATCH v11 04/13] vfio/pci: Add VFIO_REGION_TYPE_NESTED region type Eric Auger
2020-12-17 11:49 ` Kunkun Jiang
2021-02-23 12:45 ` Shenming Lu
2021-02-23 12:57 ` Auger Eric
2020-11-16 11:00 ` [PATCH v11 05/13] vfio/pci: Register an iommu fault handler Eric Auger
2020-11-16 13:51 ` kernel test robot
2020-11-16 19:30 ` kernel test robot
2020-11-16 11:00 ` [PATCH v11 06/13] vfio/pci: Allow to mmap the fault queue Eric Auger
2020-11-16 11:00 ` [PATCH v11 07/13] vfio: Use capability chains to handle device specific irq Eric Auger
2020-11-16 11:00 ` [PATCH v11 08/13] vfio/pci: Add framework for custom interrupt indices Eric Auger
2020-11-23 12:51 ` Shameerali Kolothum Thodi
2020-11-24 8:35 ` Auger Eric
2020-11-16 11:00 ` Eric Auger [this message]
2020-11-16 11:00 ` [PATCH v11 10/13] vfio/pci: Register and allow DMA FAULT IRQ signaling Eric Auger
2020-11-16 11:00 ` [PATCH v11 11/13] vfio: Document nested stage control Eric Auger
2020-11-16 11:00 ` [PATCH v11 12/13] vfio/pci: Register a DMA fault response region Eric Auger
2021-01-08 15:19 ` Shameerali Kolothum Thodi
2021-02-18 10:36 ` Shameerali Kolothum Thodi
2021-02-18 10:48 ` Auger Eric
2020-11-16 11:00 ` [PATCH v11 13/13] vfio/pci: Inject page response upon response region fill Eric Auger
2021-03-15 18:04 ` [PATCH v11 00/13] SMMUv3 Nested Stage Setup (VFIO part) Krishna Reddy
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