Commit 7090f2b5 authored by Jiri Pirko's avatar Jiri Pirko Committed by Michael S. Tsirkin
Browse files

virtio_pci_modern: pass cmd as an identification token 



In preparation to asynchronous admin queue processing, pass cmd pointer
as a data arg to virtqueue_add_sgs().

Signed-off-by: default avatarJiri Pirko <jiri@nvidia.com>
Message-Id: <20240716113552.80599-12-jiri@resnulli.us>
Signed-off-by: default avatarMichael S. Tsirkin <mst@redhat.com>
parent b00c4150

drivers/virtio/virtio_pci_modern.c

+3 −3
Original line number Diff line number Diff line
@@ -58,7 +58,7 @@ static int virtqueue_exec_admin_cmd(struct virtio_pci_admin_vq *admin_vq, 
				    struct scatterlist **sgs,

				    unsigned int out_num,

				    unsigned int in_num,

				    void *data)

				    struct virtio_admin_cmd *cmd)

{

	struct virtqueue *vq;

	int ret, len;
@@ -72,7 +72,7 @@ static int virtqueue_exec_admin_cmd(struct virtio_pci_admin_vq *admin_vq, 
	    !((1ULL << opcode) & admin_vq->supported_cmds))

		return -EOPNOTSUPP;



	ret = virtqueue_add_sgs(vq, sgs, out_num, in_num, data, GFP_KERNEL);

	ret = virtqueue_add_sgs(vq, sgs, out_num, in_num, cmd, GFP_KERNEL);

	if (ret < 0)

		return -EIO;
@@ -140,7 +140,7 @@ int vp_modern_admin_cmd_exec(struct virtio_device *vdev, 
	mutex_lock(&vp_dev->admin_vq.cmd_lock);

	ret = virtqueue_exec_admin_cmd(&vp_dev->admin_vq,

				       le16_to_cpu(cmd->opcode),

				       sgs, out_num, in_num, sgs);

				       sgs, out_num, in_num, cmd);

	mutex_unlock(&vp_dev->admin_vq.cmd_lock);



	if (ret) {