Re: [PATCH RFC 05/12] vdpa_sim: remove the limit of IOTLB entries

From: Jason Wang
Date: Sun Nov 15 2020 - 23:12:58 EST



On 2020/11/13 下午9:47, Stefano Garzarella wrote:
The simulated devices can support multiple queues, so this limit
should be defined according to the number of queues supported by
the device.

Since we are in a simulator, let's simply remove that limit.

Suggested-by: Jason Wang <jasowang@xxxxxxxxxx>
Signed-off-by: Stefano Garzarella <sgarzare@xxxxxxxxxx>


Acked-by: Jason Wang <jasowang@xxxxxxxxxx>

It would be good to introduce a macro instead of using the magic 0 here.

Thanks


---
drivers/vdpa/vdpa_sim/vdpa_sim.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/vdpa/vdpa_sim/vdpa_sim.c b/drivers/vdpa/vdpa_sim/vdpa_sim.c
index 2b4fea354413..9c9717441bbe 100644
--- a/drivers/vdpa/vdpa_sim/vdpa_sim.c
+++ b/drivers/vdpa/vdpa_sim/vdpa_sim.c
@@ -230,7 +230,7 @@ struct vdpasim *vdpasim_create(struct vdpasim_init_attr *attr)
goto err_iommu;
set_dma_ops(dev, &vdpasim_dma_ops);
- vdpasim->iommu = vhost_iotlb_alloc(2048, 0);
+ vdpasim->iommu = vhost_iotlb_alloc(0, 0);
if (!vdpasim->iommu)
goto err_iommu;