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vhost: introduce new VhostOps vhost_set_config_call

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This patch introduces new VhostOps vhost_set_config_call. This function allows the
vhost to set the event fd to kernel

Signed-off-by: Cindy Lu <lulu@redhat.com>
Message-Id: <20211104164827.21911-5-lulu@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Cindy Lu 2021-11-05 00:48:21 +08:00 committed by Michael S. Tsirkin
parent 316011b8a7
commit 8806237234
1 changed files with 3 additions and 0 deletions
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3
include/hw/virtio/vhost-backend.h
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@ -126,6 +126,8 @@ typedef int (*vhost_get_device_id_op)(struct vhost_dev *dev, uint32_t *dev_id);
typedef bool (*vhost_force_iommu_op)(struct vhost_dev *dev);
typedef int (*vhost_set_config_call_op)(struct vhost_dev *dev,
int fd);
typedef struct VhostOps {
VhostBackendType backend_type;
vhost_backend_init vhost_backend_init;
@ -171,6 +173,7 @@ typedef struct VhostOps {
vhost_vq_get_addr_op vhost_vq_get_addr;
vhost_get_device_id_op vhost_get_device_id;
vhost_force_iommu_op vhost_force_iommu;
vhost_set_config_call_op vhost_set_config_call;
} VhostOps;
int vhost_backend_update_device_iotlb(struct vhost_dev *dev,