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Revert "vdpa: Add eventfd for the vdpa callback"

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This reverts commit aebec28879.
This commit is contained in:
Ksawlii 2024-11-24 00:23:19 +01:00
parent 4c2fa4438e
commit 9e842bdf99
3 changed files with 0 additions and 9 deletions
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2
drivers/vhost/vdpa.c
View file

@ -422,11 +422,9 @@ static long vhost_vdpa_vring_ioctl(struct vhost_vdpa *v, unsigned int cmd,
if (vq->call_ctx.ctx) { if (vq->call_ctx.ctx) {
cb.callback = vhost_vdpa_virtqueue_cb; cb.callback = vhost_vdpa_virtqueue_cb;
cb.private = vq; cb.private = vq;
cb.trigger = vq->call_ctx.ctx;
} else { } else {
cb.callback = NULL; cb.callback = NULL;
cb.private = NULL; cb.private = NULL;
cb.trigger = NULL;
} }
ops->set_vq_cb(vdpa, idx, &cb); ops->set_vq_cb(vdpa, idx, &cb);
vhost_vdpa_setup_vq_irq(v, idx); vhost_vdpa_setup_vq_irq(v, idx);

1
drivers/virtio/virtio_vdpa.c
View file

@ -180,7 +180,6 @@ virtio_vdpa_setup_vq(struct virtio_device *vdev, unsigned int index,
/* Setup virtqueue callback */ /* Setup virtqueue callback */
cb.callback = virtio_vdpa_virtqueue_cb; cb.callback = virtio_vdpa_virtqueue_cb;
cb.private = info; cb.private = info;
cb.trigger = NULL;
ops->set_vq_cb(vdpa, index, &cb); ops->set_vq_cb(vdpa, index, &cb);
ops->set_vq_num(vdpa, index, virtqueue_get_vring_size(vq)); ops->set_vq_num(vdpa, index, virtqueue_get_vring_size(vq));

6
include/linux/vdpa.h
View file

@ -11,16 +11,10 @@
* vDPA callback definition. * vDPA callback definition.
* @callback: interrupt callback function * @callback: interrupt callback function
* @private: the data passed to the callback function * @private: the data passed to the callback function
* @trigger: the eventfd for the callback (Optional).
* When it is set, the vDPA driver must guarantee that
* signaling it is functional equivalent to triggering
* the callback. Then vDPA parent can signal it directly
* instead of triggering the callback.
*/ */
struct vdpa_callback { struct vdpa_callback {
irqreturn_t (*callback)(void *data); irqreturn_t (*callback)(void *data);
void *private; void *private;
struct eventfd_ctx *trigger;
}; };
/** /**