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vdpa: add asid parameter to vhost_vdpa_dma_map/unmap

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So the caller can choose which ASID is destined.

No need to update the batch functions as they will always be called from
memory listener updates at the moment. Memory listener updates will
always update ASID 0, as it's the passthrough ASID.

All vhost devices's ASID are 0 at this moment.

Signed-off-by: Eugenio Pérez <eperezma@redhat.com>
Acked-by: Jason Wang <jasowang@redhat.com>
Message-Id: <20221215113144.322011-10-eperezma@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Eugenio Pérez 2022-12-15 12:31:41 +01:00 • committed by Michael S. Tsirkin
parent 273e0003f0
commit cd831ed5c4
4 changed files with 41 additions and 19 deletions
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6
net/vhost-vdpa.c
View file

@ -259,7 +259,7 @@ static void vhost_vdpa_cvq_unmap_buf(struct vhost_vdpa *v, void *addr)
return;
}
r = vhost_vdpa_dma_unmap(v, map->iova, map->size + 1);
r = vhost_vdpa_dma_unmap(v, v->address_space_id, map->iova, map->size + 1);
if (unlikely(r != 0)) {
error_report("Device cannot unmap: %s(%d)", g_strerror(r), r);
}
@ -299,8 +299,8 @@ static int vhost_vdpa_cvq_map_buf(struct vhost_vdpa *v, void *buf, size_t size,
return r;
}
r = vhost_vdpa_dma_map(v, map.iova, vhost_vdpa_net_cvq_cmd_page_len(), buf,
!write);
r = vhost_vdpa_dma_map(v, v->address_space_id, map.iova,
vhost_vdpa_net_cvq_cmd_page_len(), buf, !write);
if (unlikely(r < 0)) {
goto dma_map_err;
}