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[PATCH v10 05/10] vhost-vdpa: add support for config interrupt
From: |
Cindy Lu |
Subject: |
[PATCH v10 05/10] vhost-vdpa: add support for config interrupt |
Date: |
Fri, 5 Nov 2021 00:48:22 +0800 |
Add new call back function in vhost-vdpa, this function will
set the event fd to kernel. This function will be called
in the vhost_dev_start and vhost_dev_stop
Signed-off-by: Cindy Lu <lulu@redhat.com>
---
hw/virtio/trace-events | 1 +
hw/virtio/vhost-vdpa.c | 7 +++++++
2 files changed, 8 insertions(+)
diff --git a/hw/virtio/trace-events b/hw/virtio/trace-events
index 650e521e35..39c36ff7a6 100644
--- a/hw/virtio/trace-events
+++ b/hw/virtio/trace-events
@@ -53,6 +53,7 @@ vhost_vdpa_get_features(void *dev, uint64_t features) "dev:
%p features: 0x%"PRI
vhost_vdpa_set_owner(void *dev) "dev: %p"
vhost_vdpa_vq_get_addr(void *dev, void *vq, uint64_t desc_user_addr, uint64_t
avail_user_addr, uint64_t used_user_addr) "dev: %p vq: %p desc_user_addr:
0x%"PRIx64" avail_user_addr: 0x%"PRIx64" used_user_addr: 0x%"PRIx64
vhost_vdpa_get_iova_range(void *dev, uint64_t first, uint64_t last) "dev: %p
first: 0x%"PRIx64" last: 0x%"PRIx64
+vhost_vdpa_set_config_call(void *dev, int fd)"dev: %p fd: %d"
# virtio.c
virtqueue_alloc_element(void *elem, size_t sz, unsigned in_num, unsigned
out_num) "elem %p size %zd in_num %u out_num %u"
diff --git a/hw/virtio/vhost-vdpa.c b/hw/virtio/vhost-vdpa.c
index 12661fd5b1..abec1b5bbb 100644
--- a/hw/virtio/vhost-vdpa.c
+++ b/hw/virtio/vhost-vdpa.c
@@ -712,6 +712,12 @@ static int vhost_vdpa_set_vring_call(struct vhost_dev *dev,
trace_vhost_vdpa_set_vring_call(dev, file->index, file->fd);
return vhost_vdpa_call(dev, VHOST_SET_VRING_CALL, file);
}
+static int vhost_vdpa_set_config_call(struct vhost_dev *dev,
+ int fd)
+{
+ trace_vhost_vdpa_set_config_call(dev, fd);
+ return vhost_vdpa_call(dev, VHOST_VDPA_SET_CONFIG_CALL, &fd);
+}
static int vhost_vdpa_get_features(struct vhost_dev *dev,
uint64_t *features)
@@ -782,4 +788,5 @@ const VhostOps vdpa_ops = {
.vhost_get_device_id = vhost_vdpa_get_device_id,
.vhost_vq_get_addr = vhost_vdpa_vq_get_addr,
.vhost_force_iommu = vhost_vdpa_force_iommu,
+ .vhost_set_config_call = vhost_vdpa_set_config_call,
};
--
2.21.3
- [PATCH v10 00/10]vhost-vdpa: add support for configure interrupt, Cindy Lu, 2021/11/04
- [PATCH v10 01/10] virtio: introduce macro IRTIO_CONFIG_IRQ_IDX, Cindy Lu, 2021/11/04
- [PATCH v10 02/10] virtio-pci: decouple notifier from interrupt process, Cindy Lu, 2021/11/04
- [PATCH v10 03/10] virtio-pci: decouple the single vector from the interrupt process, Cindy Lu, 2021/11/04
- [PATCH v10 04/10] vhost: introduce new VhostOps vhost_set_config_call, Cindy Lu, 2021/11/04
- [PATCH v10 05/10] vhost-vdpa: add support for config interrupt,
Cindy Lu <=
- [PATCH v10 06/10] virtio: add support for configure interrupt, Cindy Lu, 2021/11/04
- [PATCH v10 08/10] virtio-net: add support for configure interrupt, Cindy Lu, 2021/11/04
- [PATCH v10 07/10] vhost: add support for configure interrupt, Cindy Lu, 2021/11/04
- [PATCH v10 09/10] virtio-mmio: add support for configure interrupt, Cindy Lu, 2021/11/04
- [PATCH v10 10/10] virtio-pci: add support for configure interrupt, Cindy Lu, 2021/11/04
- Re: [PATCH v10 00/10]vhost-vdpa: add support for configure interrupt, Michael S. Tsirkin, 2021/11/07
- Re: [PATCH v10 00/10]vhost-vdpa: add support for configure interrupt, Stefan Hajnoczi, 2021/11/08