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virtio_pci_modern: pass cmd as an identification token

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

Signed-off-by: Jiri Pirko <jiri@nvidia.com>
Message-Id: <20240716113552.80599-12-jiri@resnulli.us>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Jiri Pirko 2024-07-16 13:35:50 +02:00 committed by Michael S. Tsirkin
parent b00c4150c4
commit 7090f2b5ad
1 changed files with 3 additions and 3 deletions
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6
drivers/virtio/virtio_pci_modern.c
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@ -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) {