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Documented in 1 files:

Defined in 1 files as a function:

Referenced in 5 files:

Smatch caller information:

drivers/vhost/vhost.c __vhost_vq_attach_worker() -> vhost_vq_get_backend()

Type Parameter Key Value
PARAM_VALUE 0 vq 4096-ptr_max
CAPPED_DATA 0 &vq->mutex 1
DATA_SOURCE 0 vq $0
LOCK2 &old_worker->mutex
LOCK2 0 &vq->mutex
HALF_LOCKED2 &vs->dev.mutex
TYPE_LOCK (struct vhost_dev)->mutex
TYPE_LOCK (struct vhost_virtqueue)->mutex
TYPE_LOCK (struct vhost_worker)->mutex

drivers/vhost/net.c handle_rx() -> vhost_vq_get_backend()

Type Parameter Key Value
PARAM_VALUE 0 vq 4096-ptr_max
BUF_SIZE 0 vq 18984
CAPPED_DATA 0 &vq->mutex 1
RX_PATH
TASK_NOT_RUNNING
LOCK2 0 &vq->mutex
TYPE_LOCK (struct vhost_virtqueue)->mutex

drivers/vhost/net.c handle_tx() -> vhost_vq_get_backend()

Type Parameter Key Value
PARAM_VALUE 0 vq 4096-ptr_max
BUF_SIZE 0 vq 18984
CAPPED_DATA 0 &vq->mutex 1
RX_PATH
TASK_NOT_RUNNING
LOCK2 0 &vq->mutex
TYPE_LOCK (struct vhost_virtqueue)->mutex

drivers/vhost/net.c vhost_net_build_xdp() -> vhost_vq_get_backend()

Type Parameter Key Value
PARAM_VALUE 0 vq 4096-ptr_max
BUF_SIZE 0 vq 18984
RX_PATH
TASK_NOT_RUNNING
HOST_DATA 0 vq->avail_idx 0-u16max
HOST_DATA 0 vq->signalled_used 0-u16max
LOCK2 &vq->mutex
TYPE_LOCK (struct vhost_virtqueue)->mutex

drivers/vhost/net.c vhost_net_busy_poll() -> vhost_vq_get_backend()

Type Parameter Key Value
PARAM_VALUE 0 vq 4096-ptr_max
BUF_SIZE 0 vq 18984
DATA_SOURCE 0 vq $1
RX_PATH
TASK_NOT_RUNNING
LOCK2 &vq->mutex
LOCK2 &vq->mutex
TYPE_LOCK (struct vhost_virtqueue)->mutex

drivers/vhost/net.c vhost_net_disable_vq() -> vhost_vq_get_backend()

Type Parameter Key Value
PARAM_VALUE 0 vq 4096-ptr_max
BUF_SIZE 0 vq (-1),18984
BUF_SIZE 0 vq (-1),18984
DATA_SOURCE 0 vq $1
RX_PATH
TASK_NOT_RUNNING
LOCK2 0 &vq->mutex
HALF_LOCKED2 &n->dev.mutex
TYPE_LOCK (struct vhost_virtqueue)->mutex

drivers/vhost/net.c vhost_net_enable_vq() -> vhost_vq_get_backend()

Type Parameter Key Value
PARAM_VALUE 0 vq 4096-ptr_max
BUF_SIZE 0 vq 18984
DATA_SOURCE 0 vq $1
RX_PATH
TASK_NOT_RUNNING
HOST_DATA 0 vq->avail_idx 0-u16max
HOST_DATA 0 vq->last_used_idx 0-u16max
HALF_LOCKED2 &n->dev.mutex
HALF_LOCKED2 &vq->mutex
HALF_LOCKED2 0 &vq->mutex
TYPE_LOCK (struct vhost_virtqueue)->mutex

drivers/vhost/net.c vhost_net_set_backend() -> vhost_vq_get_backend()

Type Parameter Key Value
PARAM_VALUE 0 vq 4096-ptr_max
BUF_SIZE 0 vq 18984
CAPPED_DATA 0 &vq->mutex 1
LOCK2 &n->dev.mutex
LOCK2 0 &vq->mutex
TYPE_LOCK (struct vhost_dev)->mutex
TYPE_LOCK (struct vhost_virtqueue)->mutex

drivers/vhost/net.c vhost_net_stop_vq() -> vhost_vq_get_backend()

Type Parameter Key Value
CAPPED_DATA 0 &vq->mutex 1
DATA_SOURCE 0 vq $1
RX_PATH
TASK_NOT_RUNNING
LOCK2 0 &vq->mutex
HALF_LOCKED2 &n->dev.mutex
TYPE_LOCK (struct vhost_virtqueue)->mutex

drivers/vhost/net.c vhost_net_tx_get_vq_desc() -> vhost_vq_get_backend()

Type Parameter Key Value
PARAM_VALUE 0 vq 4096-ptr_max
BUF_SIZE 0 vq 18984
CAPPED_DATA 0 vq->num 1
RX_PATH
TASK_NOT_RUNNING
HOST_DATA 0 vq->avail_idx 0-u16max
HOST_DATA 0 vq->signalled_used 0-u16max
LOCK2 &vq->mutex
TYPE_LOCK (struct vhost_virtqueue)->mutex

drivers/vhost/net.c vhost_net_tx_get_vq_desc() -> vhost_vq_get_backend()

Type Parameter Key Value
PARAM_VALUE 0 vq 4096-ptr_max
BUF_SIZE 0 vq 18984
CAPPED_DATA 0 vq->num 1
RX_PATH
TASK_NOT_RUNNING
HOST_DATA 0 vq->avail_idx 0-u16max
HOST_DATA 0 vq->signalled_used 0-u16max
LOCK2 &vq->mutex
TYPE_LOCK (struct vhost_virtqueue)->mutex

drivers/vhost/vsock.c vhost_transport_do_send_pkt() -> vhost_vq_get_backend()

Type Parameter Key Value
PARAM_VALUE 0 vq 4096-ptr_max
BUF_SIZE 0 vq (-1),37968
BUF_SIZE 0 vq (-1),37968
CAPPED_DATA 0 &vq->mutex 1
DATA_SOURCE 0 vq $1
RX_PATH
TASK_NOT_RUNNING
LOCK2 0 &vq->mutex
TYPE_LOCK (struct vhost_virtqueue)->mutex

drivers/vhost/vsock.c vhost_vsock_handle_tx_kick() -> vhost_vq_get_backend()

Type Parameter Key Value
PARAM_VALUE 0 vq 4096-ptr_max
CAPPED_DATA 0 &vq->mutex 1
RX_PATH
TASK_NOT_RUNNING
LOCK2 0 &vq->mutex
TYPE_LOCK (struct vhost_virtqueue)->mutex

drivers/vhost/vsock.c vhost_vsock_start() -> vhost_vq_get_backend()

Type Parameter Key Value
PARAM_VALUE 0 vq 4096-ptr_max
CAPPED_DATA 0 &vq->mutex 1
LOCK2 &vsock->dev.mutex
LOCK2 0 &vq->mutex
TYPE_LOCK (struct vhost_dev)->mutex
TYPE_LOCK (struct vhost_virtqueue)->mutex

drivers/vhost/scsi.c vhost_scsi_ctl_handle_vq() -> vhost_vq_get_backend()

Type Parameter Key Value
PARAM_VALUE 0 vq 4096-ptr_max
CAPPED_DATA 0 &vq->mutex 1
DATA_SOURCE 0 vq $1
RX_PATH
TASK_NOT_RUNNING
LOCK2 0 &vq->mutex
TYPE_LOCK (struct vhost_virtqueue)->mutex

drivers/vhost/scsi.c vhost_scsi_do_evt_work() -> vhost_vq_get_backend()

Type Parameter Key Value
BUF_SIZE 0 vq 18984
RX_PATH
TASK_NOT_RUNNING
LOCK2 &vq->mutex
TYPE_LOCK (struct vhost_virtqueue)->mutex

drivers/vhost/scsi.c vhost_scsi_do_plug() -> vhost_vq_get_backend()

Type Parameter Key Value
BUF_SIZE 0 vq 18984
CAPPED_DATA 0 &vq->mutex 1
RX_PATH
TASK_NOT_RUNNING
LOCK2 &tpg->tv_tpg_mutex
LOCK2 0 &vq->mutex
HALF_LOCKED2 &dir->i_rwsem
TYPE_LOCK (struct inode)->i_rwsem
TYPE_LOCK (struct vhost_scsi_tpg)->tv_tpg_mutex
TYPE_LOCK (struct vhost_virtqueue)->mutex

drivers/vhost/scsi.c vhost_scsi_evt_handle_kick() -> vhost_vq_get_backend()

Type Parameter Key Value
PARAM_VALUE 0 vq 4096-ptr_max
CAPPED_DATA 0 &vq->mutex 1
RX_PATH
TASK_NOT_RUNNING
LOCK2 0 &vq->mutex
TYPE_LOCK (struct vhost_virtqueue)->mutex

drivers/vhost/scsi.c vhost_scsi_get_req() -> vhost_vq_get_backend()

Type Parameter Key Value
PARAM_VALUE 0 vq 4096-ptr_max
DATA_SOURCE 0 vq $0
RX_PATH
TASK_NOT_RUNNING
HOST_DATA 0 vq->avail_idx 0-u16max
HOST_DATA 0 vq->last_used_idx 0-u16max
NO_OVERFLOW_SIMPLE 0 vq->dev->iov_limit
LOCK2 0 &vq->mutex
TYPE_LOCK (struct vhost_virtqueue)->mutex

drivers/vhost/scsi.c vhost_scsi_handle_vq() -> vhost_vq_get_backend()

Type Parameter Key Value
PARAM_VALUE 0 vq 4096-ptr_max
CAPPED_DATA 0 &vq->mutex 1
DATA_SOURCE 0 vq $1
RX_PATH
TASK_NOT_RUNNING
LOCK2 0 &vq->mutex
TYPE_LOCK (struct vhost_virtqueue)->mutex

drivers/vhost/scsi.c vhost_scsi_set_endpoint() -> vhost_vq_get_backend()

Type Parameter Key Value
LOCK2 &vs->dev.mutex
TYPE_LOCK (struct vhost_dev)->mutex