在 2023/3/23 13:30, Xie Yongji 写道:
This implements get_vq_affinity callback so that
the virtio-blk driver can build the blk-mq queues
based on the irq callback affinity.

Signed-off-by: Xie Yongji <[email protected]>


Acked-by: Jason Wang <[email protected]>

Thanks


---
  drivers/vdpa/vdpa_user/vduse_dev.c | 9 +++++++++
  1 file changed, 9 insertions(+)

diff --git a/drivers/vdpa/vdpa_user/vduse_dev.c 
b/drivers/vdpa/vdpa_user/vduse_dev.c
index 45aa8703c4b5..cefabd0dab9c 100644
--- a/drivers/vdpa/vdpa_user/vduse_dev.c
+++ b/drivers/vdpa/vdpa_user/vduse_dev.c
@@ -722,6 +722,14 @@ static int vduse_vdpa_set_vq_affinity(struct vdpa_device 
*vdpa, u16 idx,
        return 0;
  }
+static const struct cpumask *
+vduse_vdpa_get_vq_affinity(struct vdpa_device *vdpa, u16 idx)
+{
+       struct vduse_dev *dev = vdpa_to_vduse(vdpa);
+
+       return &dev->vqs[idx]->irq_affinity;
+}
+
  static int vduse_vdpa_set_map(struct vdpa_device *vdpa,
                                unsigned int asid,
                                struct vhost_iotlb *iotlb)
@@ -773,6 +781,7 @@ static const struct vdpa_config_ops vduse_vdpa_config_ops = 
{
        .set_config             = vduse_vdpa_set_config,
        .get_generation         = vduse_vdpa_get_generation,
        .set_vq_affinity        = vduse_vdpa_set_vq_affinity,
+       .get_vq_affinity        = vduse_vdpa_get_vq_affinity,
        .reset                  = vduse_vdpa_reset,
        .set_map                = vduse_vdpa_set_map,
        .free                   = vduse_vdpa_free,

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