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Documented in 1 files:

Defined in 1 files as a function:

Referenced in 4 files:

Smatch caller information:

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

Type Parameter Key Value
PARAM_VALUE 0 vq 4096-ptr_max
PARAM_VALUE 1 private_data 0,4096-ptr_max
BUF_SIZE 0 vq 18984
BUF_SIZE 1 private_data s32min-(-1),1-s32max
CAPPED_DATA 0 &vq->mutex 1
DATA_SOURCE 1 private_data r get_socket
PARAM_COMPARE 1 private_data != $0->private_data
NOCHECK_CALL
UNITS 1 private_data unit_byte
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_set_backend() -> vhost_vq_set_backend()

Type Parameter Key Value
PARAM_VALUE 0 vq 4096-ptr_max
PARAM_VALUE 0 vq->private_data 4096-ptr_max
BUF_SIZE 0 vq 18984
BUF_SIZE 1 private_data s32min-(-2),1-s32max
CAPPED_DATA 0 &vq->mutex 1
NOCHECK_CALL
HOST_DATA 0 vq->last_used_idx 0-u16max
UNITS 1 private_data unit_byte
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_set_backend()

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

drivers/vhost/vsock.c vhost_vsock_drop_backends() -> vhost_vq_set_backend()

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

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

Type Parameter Key Value
PARAM_VALUE 0 vq 4096-ptr_max
PARAM_VALUE 0 vq->private_data 0
PARAM_VALUE 1 private_data 4096-ptr_max
BUF_SIZE 1 private_data s32min-(-2),1-s32max
CAPPED_DATA 0 &vq->mutex 1
DATA_SOURCE 1 private_data $0
NOCHECK_CALL
LOCK2 &vsock->dev.mutex
LOCK2 0 &vq->mutex
TYPE_LOCK (struct vhost_dev)->mutex
TYPE_LOCK (struct vhost_virtqueue)->mutex

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

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

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

Type Parameter Key Value
PARAM_VALUE 0 vq 4096-ptr_max
PARAM_VALUE 1 private_data 0
CAPPED_DATA 0 &vq->mutex 1
NOCHECK_CALL
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_clear_endpoint() -> vhost_vq_set_backend()

Type Parameter Key Value
PARAM_VALUE 1 private_data 0
BUF_SIZE 0 vq 18984
CAPPED_DATA 0 &vq->mutex 1
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2 &vs->dev.mutex
LOCK2 0 &vq->mutex
TYPE_LOCK (struct vhost_dev)->mutex
TYPE_LOCK (struct vhost_virtqueue)->mutex

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

Type Parameter Key Value
PARAM_VALUE 1 private_data 4096-ptr_max
BUF_SIZE 0 vq 18984
BUF_SIZE 1 private_data 2048
CAPPED_DATA 0 &vq->mutex 1
DATA_SOURCE 1 private_data r _kzalloc_noprof
NOCHECK_CALL
NO_OVERFLOW_SIMPLE 0 vq->num
LOCK2 &vs->dev.mutex
LOCK2 0 &vq->mutex
TYPE_LOCK (struct vhost_dev)->mutex
TYPE_LOCK (struct vhost_virtqueue)->mutex