From 273ae08fa03f907d09d6fe815a3982a7298ba804 Mon Sep 17 00:00:00 2001 From: Zhu Lingshan Date: Sat, 3 Feb 2024 00:39:03 +0800 Subject: virtio_vdpa: create vqs with the actual size The size of a virtqueue is a per vq configuration, this commit allows virtio_vdpa to create virtqueues with the actual size of a specific vq size that supported by the backend device. Signed-off-by: Zhu Lingshan Message-Id: <20240202163905.8834-9-lingshan.zhu@intel.com> Signed-off-by: Michael S. Tsirkin --- drivers/virtio/virtio_vdpa.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) (limited to 'drivers/virtio') diff --git a/drivers/virtio/virtio_vdpa.c b/drivers/virtio/virtio_vdpa.c index 8d63e5923d24..e803db0da307 100644 --- a/drivers/virtio/virtio_vdpa.c +++ b/drivers/virtio/virtio_vdpa.c @@ -183,8 +183,11 @@ virtio_vdpa_setup_vq(struct virtio_device *vdev, unsigned int index, info = kmalloc(sizeof(*info), GFP_KERNEL); if (!info) return ERR_PTR(-ENOMEM); + if (ops->get_vq_size) + max_num = ops->get_vq_size(vdpa, index); + else + max_num = ops->get_vq_num_max(vdpa); - max_num = ops->get_vq_num_max(vdpa); if (max_num == 0) { err = -ENOENT; goto error_new_virtqueue; -- cgit