free_rings identifier - Linux source code next-20260811

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linux

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FIXME
- FIXME
  - next-20260811

Defined in 1 files as a function:

drivers/net/ethernet/nvidia/forcedeth.c, line 1018 (as a function)

Referenced in 2 files:

Smatch caller information:

drivers/net/ethernet/nvidia/forcedeth.c nv_probe() -> free_rings()

Type	Parameter	Key	Value
PARAM_VALUE	0	dev->addr_assign_type	1
PARAM_VALUE	0	dev->dev.parent	4096-ptr_max
PARAM_VALUE	0	dev->dev_addr	4096-ptr_max
PARAM_VALUE	0	dev->ethtool_ops	7795326415943663616
PARAM_VALUE	0	dev->ethtool_ops->supported_coalesce_params	0-3,17,19,34-35,48,51,59,63,204,236,273,511,513,529,547,561,563
PARAM_VALUE	0	dev->hw_features	0,1024-u64max
PARAM_VALUE	0	dev->lock.dep_map->name	0-255
PARAM_VALUE	0	dev->lock.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	dev->lock.first_waiter->task->blocked_lock.dep_map->name	0-255
PARAM_VALUE	0	dev->lock.first_waiter->task->blocked_lock.owner	(-1)
PARAM_VALUE	0	dev->lock.first_waiter->task->blocked_lock.owner_cpu	4294967295
PARAM_VALUE	0	dev->lock.first_waiter->task->blocked_lock.raw_lock.val.counter	s32min-s32max
PARAM_VALUE	0	dev->lock.first_waiter->task->usage.refs.counter	s32min-s32max
PARAM_VALUE	0	dev->max_mtu	1500,9100
PARAM_VALUE	0	dev->min_mtu	64
PARAM_VALUE	0	dev->netdev_ops	5380651549663666176,7484673774853185536
PARAM_VALUE	0	dev->priv->base	4096-ptr_max
PARAM_VALUE	0	dev->priv->desc_ver	1-3
PARAM_VALUE	0	dev->priv->irqmask	96,223,255
PARAM_VALUE	0	dev->priv->lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	dev->priv->msi_flags	0-1,3,16-17,19
PARAM_VALUE	0	dev->priv->napi->skb->sk->sk_callback_lock.owner	(-4611686018427387904)-4611686018427387903
PARAM_VALUE	0	dev->priv->napi.dev	4096-ptr_max
PARAM_VALUE	0	dev->priv->napi.dev_list.next	4096-ptr_max
PARAM_VALUE	0	dev->priv->napi.dev_list.prev	4096-ptr_max
PARAM_VALUE	0	dev->priv->napi.gro.bitmask	0
PARAM_VALUE	0	dev->priv->napi.gro.cached_napi_id	0
PARAM_VALUE	0	dev->priv->napi.gro.rx_count	0
PARAM_VALUE	0	dev->priv->napi.gro.rx_list.next	4096-ptr_max
PARAM_VALUE	0	dev->priv->napi.gro.rx_list.next->next	4096-ptr_max
PARAM_VALUE	0	dev->priv->napi.gro.rx_list.prev	4096-ptr_max
PARAM_VALUE	0	dev->priv->napi.gro.rx_list.prev->next	4096-ptr_max
PARAM_VALUE	0	dev->priv->napi.gro.rx_list.prev->prev	4096-ptr_max
PARAM_VALUE	0	dev->priv->napi.irq	(-1)
PARAM_VALUE	0	dev->priv->napi.list_owner	(-1)
PARAM_VALUE	0	dev->priv->napi.napi_hash_node.next	0
PARAM_VALUE	0	dev->priv->napi.napi_hash_node.pprev	0
PARAM_VALUE	0	dev->priv->napi.poll_list.next	4096-ptr_max
PARAM_VALUE	0	dev->priv->napi.poll_list.next->next	4096-ptr_max
PARAM_VALUE	0	dev->priv->napi.poll_list.prev	4096-ptr_max
PARAM_VALUE	0	dev->priv->napi.poll_list.prev->next	4096-ptr_max
PARAM_VALUE	0	dev->priv->napi.poll_list.prev->prev	4096-ptr_max
PARAM_VALUE	0	dev->priv->napi.poll_owner	(-1)
PARAM_VALUE	0	dev->priv->napi.skb	0
PARAM_VALUE	0	dev->priv->napi.thread	0,4096-ptr_max
PARAM_VALUE	0	dev->priv->napi.thread->cpus_ptr	4096-ptr_max
PARAM_VALUE	0	dev->priv->napi.thread->migration_disabled	0-1
PARAM_VALUE	0	dev->priv->napi.thread->on_rq	0-1,3-255
PARAM_VALUE	0	dev->priv->napi.thread->pushable_dl_tasks.__rb_parent_color	1
PARAM_VALUE	0	dev->priv->napi.thread->wake_cpu	0-s32max
PARAM_VALUE	0	dev->priv->napi.timer._softexpires	0
PARAM_VALUE	0	dev->priv->napi.timer.base	4096-ptr_max
PARAM_VALUE	0	dev->priv->napi.timer.function	1-u64max
PARAM_VALUE	0	dev->priv->napi.timer.is_hard	0
PARAM_VALUE	0	dev->priv->napi.timer.is_lazy	0
PARAM_VALUE	0	dev->priv->napi.timer.is_queued	0
PARAM_VALUE	0	dev->priv->napi.timer.is_rel	0
PARAM_VALUE	0	dev->priv->napi.timer.is_soft	0
PARAM_VALUE	0	dev->priv->napi.timer.node.expires	0
PARAM_VALUE	0	dev->priv->napi.timer.node.node.next	0
PARAM_VALUE	0	dev->priv->napi.timer.node.node.prev	0
PARAM_VALUE	0	dev->priv->need_linktimer	0-1
PARAM_VALUE	0	dev->priv->nic_poll.entry.pprev	0
PARAM_VALUE	0	dev->priv->nic_poll.flags	0-4194302
PARAM_VALUE	0	dev->priv->nic_poll.lockdep_map->name	0-255
PARAM_VALUE	0	dev->priv->oom_kick.entry.pprev	0
PARAM_VALUE	0	dev->priv->oom_kick.flags	0-4194302
PARAM_VALUE	0	dev->priv->oom_kick.lockdep_map->name	0-255
PARAM_VALUE	0	dev->priv->orig_mac	4096-ptr_max
PARAM_VALUE	0	dev->priv->pause_flags	81,115
PARAM_VALUE	0	dev->priv->pci_dev	4096-ptr_max
PARAM_VALUE	0	dev->priv->pci_dev->driver	4096-ptr_max
PARAM_VALUE	0	dev->priv->pkt_limit	1500,9100
PARAM_VALUE	0	dev->priv->register_size	624,724,1540
PARAM_VALUE	0	dev->priv->rx_ring.ex	4096-ptr_max
PARAM_VALUE	0	dev->priv->rx_ring_size	512
PARAM_VALUE	0	dev->priv->rx_skb	0,4096-ptr_max
PARAM_VALUE	0	dev->priv->stats_poll.entry.pprev	0
PARAM_VALUE	0	dev->priv->stats_poll.flags	0-4194302
PARAM_VALUE	0	dev->priv->stats_poll.lockdep_map->name	0-255
PARAM_VALUE	0	dev->priv->tx_flags	2147483648
PARAM_VALUE	0	dev->priv->tx_ring.ex	4096-ptr_max
PARAM_VALUE	0	dev->priv->tx_ring_size	256
PARAM_VALUE	0	dev->priv->tx_skb	0,4096-ptr_max
PARAM_VALUE	0	dev->priv->txrx_stats	4096-ptr_max
PARAM_VALUE	0	dev->priv->txrxctl_bits	0,1024,8448,9472,12591616,12592640
PARAM_VALUE	0	dev->priv->vlanctl_bits	0,8192
PARAM_VALUE	0	dev->priv->wolenabled	0
PARAM_VALUE	0	dev->threaded	0
PARAM_VALUE	0	dev->watchdog_timeo	1250
PARAM_VALUE	0	*dev->name	0
BUF_SIZE	0	dev->dev.parent	1616
BUF_SIZE	0	dev->ethtool_ops	(-1),656
BUF_SIZE	0	dev->netdev_ops	(-1),760
DATA_SOURCE	0	dev	r alloc_etherdev_mqs
FUZZY_MAX	0	dev->max_mtu	1500
FUZZY_MAX	0	dev->priv->irqmask	223
FUZZY_MAX	0	dev->priv->need_linktimer	1
FUZZY_MAX	0	dev->priv->pause_flags	81
FUZZY_MAX	0	dev->priv->pkt_limit	9100
FUZZY_MAX	0	dev->priv->register_size	1540
FUZZY_MAX	0	dev->priv->txrxctl_bits	12591616
FUZZY_MAX	0	dev->priv->vlanctl_bits	8192
BIT_INFO	0	dev->hw_features	0x40000000000,0xffffffffffffffff
BIT_INFO	0	dev->max_mtu	0x18c,0xffffffffffffffff
HARD_MAX	0	dev->priv->desc_ver	3
HARD_MAX	0	dev->priv->pkt_limit	9100
HARD_MAX	0	dev->priv->register_size	1540
HARD_MAX	0	dev->priv->vlanctl_bits	8192
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL

drivers/net/ethernet/nvidia/forcedeth.c nv_remove() -> free_rings()

Type	Parameter	Key	Value
PARAM_VALUE	0	dev	4096-ptr_max
PARAM_VALUE	0	dev->nd_net.net	4096-ptr_max
PARAM_VALUE	0	dev->nd_net.net->dev_unreg_lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	dev->nd_net.net->notrefcnt_tracker.dead	1
PARAM_VALUE	0	dev->nd_net.net->rtnl_mutex.dep_map->name	0-255
PARAM_VALUE	0	dev->nd_net.net->rtnl_mutex.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	dev->nd_net.net->rtnl_mutex.first_waiter->list.prev->prev	5159360019465732096
PARAM_VALUE	0	dev->nd_net.net->rtnl_mutex.first_waiter->task->blocked_lock.dep_map->name	0-255
PARAM_VALUE	0	dev->nd_net.net->rtnl_mutex.first_waiter->task->blocked_lock.owner	(-1)
PARAM_VALUE	0	dev->nd_net.net->rtnl_mutex.first_waiter->task->blocked_lock.owner_cpu	4294967295
PARAM_VALUE	0	dev->nd_net.net->rtnl_mutex.first_waiter->task->blocked_lock.raw_lock.val.counter	0-s32max
PARAM_VALUE	0	dev->priv	4096-ptr_max
BUF_SIZE	0	dev	s32min-(-2),1-s32max
BUF_SIZE	0	dev	s32min-(-2),1-s32max
CAPPED_DATA	0	dev->nd_net.net	1
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
UNITS	0	dev	unit_byte

drivers/net/ethernet/nvidia/forcedeth.c nv_set_ringparam() -> free_rings()

Type	Parameter	Key	Value
PARAM_VALUE	0	dev	4096-ptr_max
PARAM_VALUE	0	dev->cfg	4096-ptr_max
PARAM_VALUE	0	dev->ethtool_ops	4096-ptr_max
PARAM_VALUE	0	dev->ethtool_ops->get_ringparam	4096-ptr_max
PARAM_VALUE	0	dev->priv->lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	dev->priv->napi.config	0,4096-ptr_max
PARAM_VALUE	0	dev->priv->napi.dev	4096-ptr_max
PARAM_VALUE	0	dev->priv->napi.dev->lock.dep_map->name	0-255
PARAM_VALUE	0	dev->priv->napi.dev->lock.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	dev->priv->napi.dev->lock.first_waiter->task->blocked_lock.dep_map->name	0-255
PARAM_VALUE	0	dev->priv->napi.dev->lock.first_waiter->task->blocked_lock.owner	(-1)
PARAM_VALUE	0	dev->priv->napi.dev->lock.first_waiter->task->blocked_lock.owner_cpu	4294967295
PARAM_VALUE	0	dev->priv->napi.dev->lock.first_waiter->task->blocked_lock.raw_lock.val.counter	s32min-s32max
PARAM_VALUE	0	dev->priv->napi.dev->lock.first_waiter->task->usage.refs.counter	s32min-s32max
PARAM_VALUE	0	dev->priv->napi.napi_hash_node->next->pprev	1-u64max
PARAM_VALUE	0	dev->priv->napi.napi_hash_node.next->pprev	1-u64max
PARAM_VALUE	0	dev->priv->napi.napi_hash_node.pprev	0
PARAM_VALUE	0	dev->priv->napi.timer.is_queued	0
PARAM_VALUE	0	dev->priv->napi.timer.node.node.next	0
PARAM_VALUE	0	dev->priv->napi.timer.node.node.prev	0
PARAM_VALUE	0	dev->priv->pci_dev	4096-ptr_max
PARAM_VALUE	0	dev->priv->pci_dev->dev.cma_area->alloc_mutex.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	dev->priv->pci_dev->dev.cma_area->alloc_mutex.first_waiter->list.prev->prev	5159360019465732096
PARAM_VALUE	0	dev->priv->pci_dev->dev.cma_area->alloc_mutex.osq.tail.counter	0-s32max
PARAM_VALUE	0	dev->priv->pci_dev->dev.cma_area->lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	dev->priv->pci_dev->dev.cma_area->nranges	s32min-s32max
PARAM_VALUE	0	dev->priv->pci_dev->dev.dma_io_tlb_pools.next	4096-ptr_max
PARAM_VALUE	0	dev->priv->pci_dev->dev.dma_io_tlb_pools.next->prev	4096-ptr_max
PARAM_VALUE	0	dev->priv->pci_dev->dev.dma_io_tlb_pools.next->prev->prev	4096-ptr_max
PARAM_VALUE	0	dev->priv->pci_dev->dev.dma_mem->spinlock.rlock.dep_map->name	0-255
PARAM_VALUE	0	dev->priv->pci_dev->dev.dma_uses_io_tlb	1
PARAM_VALUE	0	dev->priv->pci_dev->dev.iommu->attach_deferred	0-1
PARAM_VALUE	0	dev->priv->tx_change_owner	0
PARAM_VALUE	0	dev->priv->tx_end_flip	0
PARAM_VALUE	0	dev->priv->tx_pkts_in_progress	0
PARAM_VALUE	0	dev->tx_global_lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	*dev->name	0-255
CAPPED_DATA	0	dev->num_tx_queues	1
DATA_SOURCE	0	dev	$0
PREEMPT_ADD			<- disables preempt
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&np->lock
LOCK2		bh
LOCK2	0	&dev->addr_list_lock
LOCK2	0	&dev->tx_global_lock
TYPE_LOCK		(struct fe_priv)->lock
TYPE_LOCK		(struct net_device)->addr_list_lock
TYPE_LOCK		(struct net_device)->tx_global_lock