[PATCH v13 09/13] vfio: Add new IRQ for DMA fault reporting

From: Eric Auger
Date: Sun Apr 11 2021 - 07:49:16 EST


Add a new IRQ type/subtype to get notification on nested
stage DMA faults.

Signed-off-by: Eric Auger <eric.auger@xxxxxxxxxx>
---
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 0728b6f3f348..ad7c275b4074 100644
--- a/include/uapi/linux/vfio.h
+++ b/include/uapi/linux/vfio.h
@@ -729,6 +729,9 @@ 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)
*
--
2.26.3