__rss_prepare_ctx 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:

net/ethtool/rss.c, line 187 (as a function)

Referenced in 1 files:

net/ethtool/rss.c
- line 236
- line 1097

Smatch caller information:

net/ethtool/rss.c ethnl_rss_create_doit() -> __rss_prepare_ctx()

Type	Parameter	Key	Value
PARAM_VALUE	0	dev	4096-ptr_max
PARAM_VALUE	0	dev->dev.parent	0,4096-ptr_max
PARAM_VALUE	0	dev->dev.parent->bus	0,4096-ptr_max
PARAM_VALUE	0	dev->dev.parent->type	0,4096-ptr_max
PARAM_VALUE	0	dev->ethtool	4096-ptr_max
PARAM_VALUE	0	dev->ethtool->rss_ctx.xa_lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	dev->ethtool->rss_lock.dep_map->name	0-255
PARAM_VALUE	0	dev->ethtool->rss_lock.first_waiter	0,4096-ptr_max
PARAM_VALUE	0	dev->ethtool->rss_lock.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	dev->ethtool->rss_lock.osq.tail.counter	0-s32max
PARAM_VALUE	0	dev->ethtool->rss_lock.wait_lock.dep_map->name	0-255
PARAM_VALUE	0	dev->ethtool->rss_lock.wait_lock.owner	(-1)
PARAM_VALUE	0	dev->ethtool->rss_lock.wait_lock.owner_cpu	u32max
PARAM_VALUE	0	dev->ethtool_ops	4096-ptr_max
PARAM_VALUE	0	dev->ethtool_ops->rxfh_key_space	0
PARAM_VALUE	0	dev->ethtool_ops->rxfh_max_num_contexts	0,2,8,16,33
PARAM_VALUE	0	dev->ethtool_ops->rxfh_priv_size	0,8,176
PARAM_VALUE	0	dev->lock.dep_map->name	0-255
PARAM_VALUE	0	dev->lock.first_waiter	0,4096-ptr_max
PARAM_VALUE	0	dev->lock.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	dev->lock.osq.tail.counter	0-s32max
PARAM_VALUE	0	dev->netdev_ops	4096-ptr_max
PARAM_VALUE	0	dev->priv->clk->core->dev->power.deferred_resume	0-1
PARAM_VALUE	0	dev->priv->clk->core->dev->power.idle_notification	0-1
PARAM_VALUE	0	dev->priv->clk->core->dev->power.request	0-4
PARAM_VALUE	0	dev->priv->clk->core->dev->power.request_pending	0-1
PARAM_VALUE	0	dev->priv->clk->core->dev->power.runtime_error	s32min-(-17),(-15)-(-14),(-12),(-10)-s32max
PARAM_VALUE	0	dev->priv->clk->core->dev->power.runtime_status	s32min-s32max
PARAM_VALUE	0	dev->priv->clk->core->dev->power.timer_autosuspends	0-1
PARAM_VALUE	0	dev->priv->clk->core->dev->power.usage_count.counter	s32min-s32max
PARAM_VALUE	0	dev->priv->clk->core->dev->power.wakeirq->status	0-4294967295
PARAM_VALUE	0	dev->priv->clk->core->parent->dev->power.deferred_resume	0-1
PARAM_VALUE	0	dev->priv->clk->core->parent->dev->power.idle_notification	0-1
PARAM_VALUE	0	dev->priv->clk->core->parent->dev->power.request	0-4294967295
PARAM_VALUE	0	dev->priv->clk->core->parent->dev->power.request_pending	0-1
PARAM_VALUE	0	dev->priv->clk->core->parent->dev->power.runtime_error	s32min-s32max
PARAM_VALUE	0	dev->priv->clk->core->parent->dev->power.runtime_status	s32min-s32max
PARAM_VALUE	0	dev->priv->clk->core->parent->dev->power.timer_autosuspends	0-1
PARAM_VALUE	0	dev->priv->clk->core->parent->dev->power.usage_count.counter	s32min-s32max
PARAM_VALUE	0	dev->priv->clk->core->parent->dev->power.wakeirq->status	0-4294967295
PARAM_VALUE	0	dev->priv->clk->core->parent->enable_count	0-4294967295
PARAM_VALUE	0	dev->priv->clk->core->parent->prepare_count	0-4294967295
PARAM_VALUE	0	dev->priv->clk->core->parent->protect_count	0-4294967295
PARAM_VALUE	0	dev->priv->clk->core->prepare_count	0-4294967295
PARAM_VALUE	0	dev->priv->clk->core->protect_count	0-4294967295
PARAM_VALUE	0	dev->priv->cpsw->dev->power.deferred_resume	0-1
PARAM_VALUE	0	dev->priv->cpsw->dev->power.idle_notification	0-1
PARAM_VALUE	0	dev->priv->cpsw->dev->power.request	0-4
PARAM_VALUE	0	dev->priv->cpsw->dev->power.request_pending	0-1
PARAM_VALUE	0	dev->priv->cpsw->dev->power.runtime_error	s32min-(-17),(-15)-(-14),(-12),(-10)-s32max
PARAM_VALUE	0	dev->priv->cpsw->dev->power.runtime_status	s32min-s32max
PARAM_VALUE	0	dev->priv->cpsw->dev->power.timer_autosuspends	0-1
PARAM_VALUE	0	dev->priv->cpsw->dev->power.usage_count.counter	s32min-s32max
PARAM_VALUE	0	dev->priv->cpsw->dev->power.wakeirq->status	0-4294967295
PARAM_VALUE	0	*dev->name	0
PARAM_VALUE	1	data	977740129064083456
PARAM_VALUE	1	data->base.dev	0
PARAM_VALUE	1	data->hfunc	0
PARAM_VALUE	1	data->hkey	0,4096-ptr_max
PARAM_VALUE	1	data->hkey_size	0-u16max
PARAM_VALUE	1	data->indir_table	16,4096-ptr_max
PARAM_VALUE	1	data->input_xfrm	0
PARAM_VALUE	1	data->no_key_fields	0
PARAM_VALUE	2	ctx	4096-ptr_max
PARAM_VALUE	2	ctx->indir_user_size	0-16383
PARAM_VALUE	2	ctx->key_size	0-u16max
PARAM_VALUE	2	ctx->priv_size	0,8,176
BUF_SIZE	2	ctx	24-s32max
BUF_SIZE	2	ctx	24-s32max
CAPPED_DATA	0	dev->ethtool_ops->rxfh_max_num_contexts	1
CAPPED_DATA	0	&dev->ethtool->rss_lock	1
CAPPED_DATA	2	ctx	1
CAPPED_DATA	2	ctx->indir_user_size	1
CAPPED_DATA	2	ctx->key_size	1
DATA_SOURCE	2	ctx	r ethtool_rxfh_ctx_alloc
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
USER_DATA	2	*ctx->data->vnic.rss_hash_key	0-255
NO_OVERFLOW_SIMPLE	1	data->indir_size
NO_OVERFLOW_SIMPLE	2	ctx->indir_size
NO_OVERFLOW_SIMPLE	2	ctx->key_off
LOCK2	0	&dev->ethtool->rss_lock
HALF_LOCKED2		&dev->lock
HALF_LOCKED2		&devlink->lock
HALF_LOCKED2		&net->xfrm.xfrm_cfg_mutex
HALF_LOCKED2		&pool->lock
HALF_LOCKED2		global &audit_cmd_mutex.lock
HALF_LOCKED2		global &cb_lock
HALF_LOCKED2		global &crypto_cfg_mutex
HALF_LOCKED2		global &dpll_lock
HALF_LOCKED2		global &hwsim_phys_lock
HALF_LOCKED2		global &net_dm_mutex
HALF_LOCKED2		global &rtnl_mutex
HALF_LOCKED2		global &rx_queue_mutex
HALF_LOCKED2		rcu_read
TYPE_LOCK		(struct ethtool_netdev_state)->rss_lock

net/ethtool/rss.c rss_prepare_ctx() -> __rss_prepare_ctx()

Type	Parameter	Key	Value
PARAM_VALUE	0	dev	4096-ptr_max
PARAM_VALUE	0	dev->ethtool->rss_lock.dep_map->name	0-255
PARAM_VALUE	0	dev->ethtool->rss_lock.first_waiter	0,4096-ptr_max
PARAM_VALUE	0	dev->ethtool->rss_lock.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	dev->ethtool->rss_lock.osq.tail.counter	0-s32max
PARAM_VALUE	0	dev->ethtool->rss_lock.wait_lock.dep_map->name	0-255
PARAM_VALUE	0	dev->ethtool->rss_lock.wait_lock.owner	(-1)
PARAM_VALUE	0	dev->ethtool->rss_lock.wait_lock.owner_cpu	u32max
PARAM_VALUE	0	dev->ethtool_ops	4096-ptr_max
PARAM_VALUE	0	dev->ethtool_ops->create_rxfh_context	0,1193890977307893760,3411743749688197120,4061224044846587904,4457498795121053696,4492625381564977152,6869898235061968896
PARAM_VALUE	0	dev->ethtool_ops->get_rxfh	1-u64max
PARAM_VALUE	0	dev->ethtool_ops->get_rxfh_fields	0,4096-ptr_max
PARAM_VALUE	0	dev->ethtool_ops->op_needs_rtnl	0,8,12,14,109,156,256,268,270,320,365
PARAM_VALUE	0	dev->ethtool_ops->rxfh_key_space	0
PARAM_VALUE	0	dev->ethtool_ops->rxfh_max_num_contexts	0,2,8,16,33
PARAM_VALUE	0	dev->ethtool_ops->rxfh_priv_size	0,8,176
PARAM_VALUE	0	dev->ethtool_ops->supported_coalesce_params	0-3,17,19,34-35,48,51,63,204,236,273,511,513,529,547,561,563,595,597,1553,1587,1681,132625,135697,657041,677393,2029107,2097665,2300433,2300595,3653155,12583935,12584499,13239859,117440512,536870912,536872499-u32max
PARAM_VALUE	0	dev->ethtool_ops->supported_input_xfrm	0-2
PARAM_VALUE	0	dev->ethtool_ops->supported_ring_params	0,3,5,12,20,32-33,96
PARAM_VALUE	0	dev->netdev_ops->ndo_add_slave	0,4096-ptr_max
PARAM_VALUE	0	dev->netdev_ops->ndo_bpf	0,4096-ptr_max
PARAM_VALUE	0	dev->netdev_ops->ndo_bridge_dellink	0,4096-ptr_max
PARAM_VALUE	0	dev->netdev_ops->ndo_bridge_getlink	0,4096-ptr_max
PARAM_VALUE	0	dev->netdev_ops->ndo_bridge_setlink	0,4096-ptr_max
PARAM_VALUE	0	dev->netdev_ops->ndo_change_carrier	0,4096-ptr_max
PARAM_VALUE	0	dev->netdev_ops->ndo_change_rx_flags	0,4096-ptr_max
PARAM_VALUE	0	dev->netdev_ops->ndo_del_slave	0,4096-ptr_max
PARAM_VALUE	0	dev->netdev_ops->ndo_do_ioctl	0,4096-ptr_max
PARAM_VALUE	0	dev->netdev_ops->ndo_eth_ioctl	0,4096-ptr_max
PARAM_VALUE	0	dev->netdev_ops->ndo_fcoe_ddp_done	0,4096-ptr_max
PARAM_VALUE	0	dev->netdev_ops->ndo_fcoe_ddp_setup	0,4096-ptr_max
PARAM_VALUE	0	dev->netdev_ops->ndo_fcoe_ddp_target	0,4096-ptr_max
PARAM_VALUE	0	dev->netdev_ops->ndo_fcoe_disable	0,4096-ptr_max
PARAM_VALUE	0	dev->netdev_ops->ndo_fcoe_enable	0,4096-ptr_max
PARAM_VALUE	0	dev->netdev_ops->ndo_fcoe_get_wwn	0,4096-ptr_max
PARAM_VALUE	0	dev->netdev_ops->ndo_fdb_add	0,4096-ptr_max
PARAM_VALUE	0	dev->netdev_ops->ndo_fdb_del	0,4096-ptr_max
PARAM_VALUE	0	dev->netdev_ops->ndo_fdb_del_bulk	0,4096-ptr_max
PARAM_VALUE	0	dev->netdev_ops->ndo_fdb_dump	0,4096-ptr_max
PARAM_VALUE	0	dev->netdev_ops->ndo_fdb_get	0,4096-ptr_max
PARAM_VALUE	0	dev->netdev_ops->ndo_features_check	0,4096-ptr_max
PARAM_VALUE	0	dev->netdev_ops->ndo_fix_features	0,4096-ptr_max
PARAM_VALUE	0	dev->netdev_ops->ndo_get_iflink	0,4096-ptr_max
PARAM_VALUE	0	dev->netdev_ops->ndo_get_peer_dev	0,4096-ptr_max
PARAM_VALUE	0	dev->netdev_ops->ndo_get_stats	0,4096-ptr_max
PARAM_VALUE	0	dev->netdev_ops->ndo_get_tstamp	0,4096-ptr_max
PARAM_VALUE	0	dev->netdev_ops->ndo_get_vf_config	0,4096-ptr_max
PARAM_VALUE	0	dev->netdev_ops->ndo_get_vf_guid	0,4096-ptr_max
PARAM_VALUE	0	dev->netdev_ops->ndo_get_vf_port	0,4096-ptr_max
PARAM_VALUE	0	dev->netdev_ops->ndo_get_vf_stats	0,4096-ptr_max
PARAM_VALUE	0	dev->netdev_ops->ndo_get_xmit_slave	0,4096-ptr_max
PARAM_VALUE	0	dev->netdev_ops->ndo_hwtstamp_get	0,4096-ptr_max
PARAM_VALUE	0	dev->netdev_ops->ndo_hwtstamp_set	0,4096-ptr_max
PARAM_VALUE	0	dev->netdev_ops->ndo_init	0,4096-ptr_max
PARAM_VALUE	0	dev->netdev_ops->ndo_mdb_add	0,4096-ptr_max
PARAM_VALUE	0	dev->netdev_ops->ndo_mdb_del	0,4096-ptr_max
PARAM_VALUE	0	dev->netdev_ops->ndo_mdb_del_bulk	0,4096-ptr_max
PARAM_VALUE	0	dev->netdev_ops->ndo_mdb_dump	0,4096-ptr_max
PARAM_VALUE	0	dev->netdev_ops->ndo_mdb_get	0,4096-ptr_max
PARAM_VALUE	0	dev->netdev_ops->ndo_neigh_construct	0,4096-ptr_max
PARAM_VALUE	0	dev->netdev_ops->ndo_neigh_destroy	0,4096-ptr_max
PARAM_VALUE	0	dev->netdev_ops->ndo_neigh_setup	0,4096-ptr_max
PARAM_VALUE	0	dev->netdev_ops->ndo_netpoll_cleanup	0,4096-ptr_max
PARAM_VALUE	0	dev->netdev_ops->ndo_netpoll_setup	0,4096-ptr_max
PARAM_VALUE	0	dev->netdev_ops->ndo_poll_controller	0,4096-ptr_max
PARAM_VALUE	0	dev->netdev_ops->ndo_rx_flow_steer	0,4096-ptr_max
PARAM_VALUE	0	dev->netdev_ops->ndo_select_queue	0,4096-ptr_max
PARAM_VALUE	0	dev->netdev_ops->ndo_set_config	0,4096-ptr_max
PARAM_VALUE	0	dev->netdev_ops->ndo_set_features	0,4096-ptr_max
PARAM_VALUE	0	dev->netdev_ops->ndo_set_rx_headroom	0,4096-ptr_max
PARAM_VALUE	0	dev->netdev_ops->ndo_set_tx_maxrate	0,4096-ptr_max
PARAM_VALUE	0	dev->netdev_ops->ndo_set_vf_guid	0,4096-ptr_max
PARAM_VALUE	0	dev->netdev_ops->ndo_set_vf_mac	0,4096-ptr_max
PARAM_VALUE	0	dev->netdev_ops->ndo_set_vf_port	0,4096-ptr_max
PARAM_VALUE	0	dev->netdev_ops->ndo_set_vf_rate	0,4096-ptr_max
PARAM_VALUE	0	dev->netdev_ops->ndo_set_vf_spoofchk	0,4096-ptr_max
PARAM_VALUE	0	dev->netdev_ops->ndo_set_vf_trust	0,4096-ptr_max
PARAM_VALUE	0	dev->netdev_ops->ndo_set_vf_vlan	0,4096-ptr_max
PARAM_VALUE	0	dev->netdev_ops->ndo_setup_tc	0,4096-ptr_max
PARAM_VALUE	0	dev->netdev_ops->ndo_siocbond	0,4096-ptr_max
PARAM_VALUE	0	dev->netdev_ops->ndo_siocdevprivate	0,4096-ptr_max
PARAM_VALUE	0	dev->netdev_ops->ndo_siocwandev	0,4096-ptr_max
PARAM_VALUE	0	dev->netdev_ops->ndo_tunnel_ctl	0,4096-ptr_max
PARAM_VALUE	0	dev->netdev_ops->ndo_uninit	0,4096-ptr_max
PARAM_VALUE	0	dev->netdev_ops->ndo_validate_addr	0,4096-ptr_max
PARAM_VALUE	0	dev->netdev_ops->ndo_vlan_rx_add_vid	0,4096-ptr_max
PARAM_VALUE	0	dev->netdev_ops->ndo_xdp_xmit	0,4096-ptr_max
PARAM_VALUE	0	dev->netdev_ops->ndo_xsk_wakeup	0,4096-ptr_max
PARAM_VALUE	0	dev->netdev_ops->net_shaper_ops	0,4096-ptr_max
PARAM_VALUE	0	dev->rtnl_link_ops->priv_size	0,8,32,40,48,56,88,112,120,144,160,224,240,256,296,616,624,728,736,744,1056,1128,1336,1616,2176,2240,2272,2560,3296,3544,3552,3720,9688-u64max
PARAM_VALUE	1	data	4096-ptr_max
PARAM_VALUE	1	data->hfunc	0-255
PARAM_VALUE	1	data->indir_table	16,4096-ptr_max
PARAM_VALUE	1	data->input_xfrm	0-255
PARAM_VALUE	2	ctx	4096-ptr_max
BUF_SIZE	1	data->indir_table	0-u32max
CAPPED_DATA	0	&dev->ethtool->rss_lock	1
DATA_SOURCE	0	dev	$1
DATA_SOURCE	1	data	$2
DATA_SOURCE	2	ctx	r xa_load
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2	0	&dev->ethtool->rss_lock
TYPE_LOCK		(struct ethtool_netdev_state)->rss_lock