mana_pre_dealloc_rxbufs identifier - Linux source code next-20260811

Projects

linux

Versions

FIXME
- FIXME
  - next-20260811

Defined in 1 files as a prototype:

include/net/mana/mana.h, line 695 (as a prototype)

Defined in 1 files as a function:

drivers/net/ethernet/microsoft/mana/mana_en.c, line 679 (as a function)

Referenced in 3 files:

Smatch caller information:

drivers/net/ethernet/microsoft/mana/mana_en.c mana_change_mtu() -> mana_pre_dealloc_rxbufs()

Type	Parameter	Key	Value
PARAM_VALUE	0	mpc	4096-ptr_max
PARAM_VALUE	0	mpc->ac	4096-ptr_max
PARAM_VALUE	0	mpc->ac->gdma_dev	4096-ptr_max
PARAM_VALUE	0	mpc->ac->gdma_dev->gdma_context	4096-ptr_max
PARAM_VALUE	0	mpc->ac->gdma_dev->gdma_context->eq_test_event.done	0-4294967295
PARAM_VALUE	0	mpc->ac->gdma_dev->gdma_context->eq_test_event.wait.lock.magic	0-4294967295
PARAM_VALUE	0	mpc->ac->gdma_dev->gdma_context->eq_test_event.wait.lock.owner_cpu	0-4294967295
PARAM_VALUE	0	mpc->ac->gdma_dev->gdma_context->gic_mutex.osq.tail.counter	s32min-s32max
PARAM_VALUE	0	mpc->ac->gdma_dev->gdma_context->hwc.driver_data->hwc_timeout	1
PARAM_VALUE	0	mpc->ac->gdma_dev->gdma_context->hwc.driver_data->sema.count	0-4294967295
PARAM_VALUE	0	mpc->ac->gdma_dev->gdma_context->hwc.driver_data->sema.first_waiter->up	1
PARAM_VALUE	0	mpc->ac->gdma_dev->gdma_context->hwc.driver_data->sema.lock.owner	(-1)
PARAM_VALUE	0	mpc->ac->gdma_dev->gdma_context->hwc.driver_data->sema.lock.owner_cpu	4294967295
PARAM_VALUE	0	mpc->ac->gdma_dev->gdma_context->hwc.driver_data->txq->gdma_wq->head	0-4294967295
PARAM_VALUE	0	mpc->ac->gdma_dev->gdma_context->test_event_eq_id	0-4294967295
PARAM_VALUE	0	mpc->cqe_coalescing_timeout_ns	0-4294967295
PARAM_VALUE	0	mpc->das_pre	16,4096-ptr_max
PARAM_VALUE	0	mpc->port_idx	0-u16max
PARAM_VALUE	0	mpc->port_is_up	0-1
PARAM_VALUE	0	mpc->rss_state	s32min-s32max
PARAM_VALUE	0	mpc->rxbpre_datasize	0-2147483661
PARAM_VALUE	0	mpc->rxbpre_frag_count	1-10
PARAM_VALUE	0	mpc->rxbpre_headroom	0,256
PARAM_VALUE	0	mpc->rxbufs_pre	16,4096-ptr_max
PARAM_VALUE	0	mpc->steer_cqe_coalescing	0-4294967295
PARAM_VALUE	0	mpc->steer_rss	0-4294967295
PARAM_VALUE	0	mpc->steer_rx	0-4294967295
PARAM_VALUE	0	mpc->vport_mutex.osq.tail.counter	s32min-s32max
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
USER_DATA	0	mpc->rxbpre_alloc_size	0,384-2048[c]
USER_DATA	0	mpc->rxbpre_frag_count	2-10[c]

drivers/net/ethernet/microsoft/mana/mana_en.c mana_get_rxbuf_pre() -> mana_pre_dealloc_rxbufs()

Type	Parameter	Key	Value
PARAM_VALUE	0	mpc	4096-ptr_max
PARAM_VALUE	0	mpc->das_pre	4096-ptr_max
PARAM_VALUE	0	mpc->rxbpre_datasize	14-u32max
PARAM_VALUE	0	mpc->rxbpre_headroom	0,256
PARAM_VALUE	0	mpc->rxbpre_total	0
PARAM_VALUE	0	mpc->rxbufs_pre	4096-ptr_max
CAPPED_DATA	0	mpc->rxbpre_alloc_size	1
CAPPED_DATA	0	mpc->rxbpre_datasize	1
CAPPED_DATA	0	mpc->rxbpre_headroom	1
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2		&ndev->ethtool->rss_lock
HALF_LOCKED2		&ndev->lock

drivers/net/ethernet/microsoft/mana/mana_en.c mana_per_port_queue_reset_work_handler() -> mana_pre_dealloc_rxbufs()

Type	Parameter	Key	Value
PARAM_VALUE	0	mpc	4096-ptr_max
PARAM_VALUE	0	mpc->ac	4096-ptr_max
PARAM_VALUE	0	mpc->ac->gdma_dev	4096-ptr_max
PARAM_VALUE	0	mpc->ac->gdma_dev->gdma_context	4096-ptr_max
PARAM_VALUE	0	mpc->channel_changing	1
PARAM_VALUE	0	mpc->das_pre	16,4096-ptr_max
PARAM_VALUE	0	mpc->ndev	4096-ptr_max
PARAM_VALUE	0	mpc->ndev->priv->ac->gdma_dev->gdma_context->hwc.driver_data->hwc_timeout	1
PARAM_VALUE	0	mpc->ndev->priv->ac->gdma_dev->gdma_context->hwc.driver_data->sema.count	0-4294967295
PARAM_VALUE	0	mpc->ndev->priv->ac->gdma_dev->gdma_context->hwc.driver_data->sema.lock.owner	(-1)
PARAM_VALUE	0	mpc->ndev->priv->ac->gdma_dev->gdma_context->hwc.driver_data->sema.lock.owner_cpu	4294967295
PARAM_VALUE	0	mpc->ndev->priv->ac->gdma_dev->gdma_context->hwc.driver_data->txq->gdma_wq->head	0-4294967295
PARAM_VALUE	0	mpc->ndev->priv->port_idx	0-u16max
PARAM_VALUE	0	mpc->rxbpre_datasize	0-2147483661
PARAM_VALUE	0	mpc->rxbpre_frag_count	1-10
PARAM_VALUE	0	mpc->rxbpre_headroom	0,256
PARAM_VALUE	0	mpc->rxbufs_pre	16,4096-ptr_max
PARAM_VALUE	0	mpc->vport_mutex.dep_map->name	0-255
PARAM_VALUE	0	mpc->vport_mutex.first_waiter	0,4096-ptr_max
PARAM_VALUE	0	mpc->vport_mutex.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	mpc->vport_mutex.first_waiter->task->blocked_lock.dep_map->name	0-255
PARAM_VALUE	0	mpc->vport_mutex.first_waiter->task->blocked_lock.owner	(-1)
PARAM_VALUE	0	mpc->vport_mutex.first_waiter->task->blocked_lock.owner_cpu	4294967295
PARAM_VALUE	0	mpc->vport_mutex.first_waiter->task->blocked_lock.raw_lock.val.counter	s32min-s32max
PARAM_VALUE	0	mpc->vport_mutex.first_waiter->task->usage.refs.counter	s32min-s32max
PARAM_VALUE	0	mpc->vport_mutex.osq.tail.counter	0-s32max
PARAM_VALUE	0	mpc->vport_mutex.wait_lock.dep_map->name	0-255
PARAM_VALUE	0	*mpc->ndev->name	0-255
PARAM_VALUE	0	*mpc->ndev->priv->mana_port_debugfs->d_inode->i_sb->s_fs_info->s_first_error_func	0-255
PARAM_VALUE	0	*mpc->ndev->priv->mana_port_debugfs->d_inode->i_sb->s_fs_info->s_last_error_func	0-255
CAPPED_DATA	0	&mpc->vport_mutex	1
NOCHECK_CALL
LOCK2		global &rtnl_mutex
HALF_LOCKED2		&pool->lock

drivers/net/ethernet/microsoft/mana/mana_en.c mana_pre_alloc_rxbufs() -> mana_pre_dealloc_rxbufs()

Type	Parameter	Key	Value
PARAM_VALUE	0	mpc	4096-ptr_max
PARAM_VALUE	0	mpc->ac	4096-ptr_max
PARAM_VALUE	0	mpc->ac->gdma_dev	4096-ptr_max
PARAM_VALUE	0	mpc->ac->gdma_dev->gdma_context	4096-ptr_max
PARAM_VALUE	0	mpc->ndev	0,4096-ptr_max
PARAM_VALUE	0	mpc->ndev->dev.parent	0,4096-ptr_max
PARAM_VALUE	0	mpc->rxbpre_datasize	0-2147483661
PARAM_VALUE	0	mpc->rxbpre_frag_count	1-10
PARAM_VALUE	0	mpc->rxbpre_headroom	0,256
PARAM_VALUE	0	mpc->rxbufs_pre	0-18446744073709551614
PARAM_VALUE	0	*mpc->ndev->name	0
BUF_SIZE	0	mpc->bpf_prog	s32min-(-1),1-s32max
BUF_SIZE	0	mpc->das_pre	0-u64max
BUF_SIZE	0	mpc->rxbufs_pre	8
DATA_SOURCE	0	mpc	$0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
USER_DATA	0	mpc->rxbpre_alloc_size	0,384-2048[c]
USER_DATA	0	mpc->rxbpre_frag_count	2-10[c]
HALF_LOCKED2		global &rtnl_mutex

drivers/net/ethernet/microsoft/mana/mana_bpf.c mana_xdp_set() -> mana_pre_dealloc_rxbufs()

Type	Parameter	Key	Value
PARAM_VALUE	0	mpc	4096-ptr_max
PARAM_VALUE	0	mpc->ac	4096-ptr_max
PARAM_VALUE	0	mpc->ac->gdma_dev	4096-ptr_max
PARAM_VALUE	0	mpc->ac->gdma_dev->gdma_context	4096-ptr_max
PARAM_VALUE	0	mpc->ac->gdma_dev->gdma_context->eq_test_event.done	0-4294967295
PARAM_VALUE	0	mpc->ac->gdma_dev->gdma_context->eq_test_event.wait.lock.magic	0-4294967295
PARAM_VALUE	0	mpc->ac->gdma_dev->gdma_context->eq_test_event.wait.lock.owner_cpu	0-4294967295
PARAM_VALUE	0	mpc->ac->gdma_dev->gdma_context->gic_mutex.osq.tail.counter	s32min-s32max
PARAM_VALUE	0	mpc->ac->gdma_dev->gdma_context->hwc.driver_data->hwc_timeout	1
PARAM_VALUE	0	mpc->ac->gdma_dev->gdma_context->hwc.driver_data->sema.count	0-4294967295
PARAM_VALUE	0	mpc->ac->gdma_dev->gdma_context->hwc.driver_data->sema.first_waiter->up	1
PARAM_VALUE	0	mpc->ac->gdma_dev->gdma_context->hwc.driver_data->sema.lock.owner	(-1)
PARAM_VALUE	0	mpc->ac->gdma_dev->gdma_context->hwc.driver_data->sema.lock.owner_cpu	4294967295
PARAM_VALUE	0	mpc->ac->gdma_dev->gdma_context->hwc.driver_data->txq->gdma_wq->head	0-4294967295
PARAM_VALUE	0	mpc->ac->gdma_dev->gdma_context->test_event_eq_id	0-4294967295
PARAM_VALUE	0	mpc->cqe_coalescing_timeout_ns	0-4294967295
PARAM_VALUE	0	mpc->das_pre	16,4096-ptr_max
PARAM_VALUE	0	mpc->port_idx	0-u16max
PARAM_VALUE	0	mpc->port_is_up	0-1
PARAM_VALUE	0	mpc->rss_state	s32min-s32max
PARAM_VALUE	0	mpc->rxbpre_datasize	0-2147483661
PARAM_VALUE	0	mpc->rxbpre_frag_count	1-10
PARAM_VALUE	0	mpc->rxbpre_headroom	0,256
PARAM_VALUE	0	mpc->rxbufs_pre	16,4096-ptr_max
PARAM_VALUE	0	mpc->steer_cqe_coalescing	0-4294967295
PARAM_VALUE	0	mpc->steer_rss	0-4294967295
PARAM_VALUE	0	mpc->steer_rx	0-4294967295
PARAM_VALUE	0	mpc->vport_mutex.osq.tail.counter	s32min-s32max
BUF_SIZE	0	mpc->bpf_prog	s32min-(-1),1-s32max
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
USER_DATA	0	mpc->rxbpre_alloc_size	0,384-2048[c]
USER_DATA	0	mpc->rxbpre_frag_count	2-10[c]
HALF_LOCKED2		&ndev->lock

drivers/net/ethernet/microsoft/mana/mana_bpf.c mana_xdp_set() -> mana_pre_dealloc_rxbufs()

Type	Parameter	Key	Value
PARAM_VALUE	0	mpc	4096-ptr_max
PARAM_VALUE	0	mpc->ac	4096-ptr_max
PARAM_VALUE	0	mpc->ac->gdma_dev	4096-ptr_max
PARAM_VALUE	0	mpc->ac->gdma_dev->gdma_context	4096-ptr_max
PARAM_VALUE	0	mpc->ac->gdma_dev->gdma_context->eq_test_event.done	0-4294967295
PARAM_VALUE	0	mpc->ac->gdma_dev->gdma_context->eq_test_event.wait.lock.magic	0-4294967295
PARAM_VALUE	0	mpc->ac->gdma_dev->gdma_context->eq_test_event.wait.lock.owner_cpu	0-4294967295
PARAM_VALUE	0	mpc->ac->gdma_dev->gdma_context->gic_mutex.osq.tail.counter	s32min-s32max
PARAM_VALUE	0	mpc->ac->gdma_dev->gdma_context->test_event_eq_id	0-4294967295
PARAM_VALUE	0	mpc->cqe_coalescing_timeout_ns	0-4294967295
PARAM_VALUE	0	mpc->das_pre	16,4096-ptr_max
PARAM_VALUE	0	mpc->port_idx	0-u16max
PARAM_VALUE	0	mpc->port_is_up	0-1
PARAM_VALUE	0	mpc->rss_state	s32min-s32max
PARAM_VALUE	0	mpc->rxbpre_datasize	0-2147483661
PARAM_VALUE	0	mpc->rxbpre_frag_count	1-10
PARAM_VALUE	0	mpc->rxbpre_headroom	0,256
PARAM_VALUE	0	mpc->rxbufs_pre	16,4096-ptr_max
PARAM_VALUE	0	mpc->steer_cqe_coalescing	0-4294967295
PARAM_VALUE	0	mpc->steer_rss	0-4294967295
PARAM_VALUE	0	mpc->steer_rx	0-4294967295
PARAM_VALUE	0	mpc->vport_mutex.osq.tail.counter	s32min-s32max
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
USER_DATA	0	mpc->rxbpre_alloc_size	0,384-2048[c]
USER_DATA	0	mpc->rxbpre_frag_count	2-10[c]
HALF_LOCKED2		&ndev->lock

drivers/net/ethernet/microsoft/mana/mana_ethtool.c mana_set_channels() -> mana_pre_dealloc_rxbufs()

Type	Parameter	Key	Value
PARAM_VALUE	0	mpc	4096-ptr_max
PARAM_VALUE	0	mpc->ac	4096-ptr_max
PARAM_VALUE	0	mpc->ac->gdma_dev	4096-ptr_max
PARAM_VALUE	0	mpc->ac->gdma_dev->gdma_context	4096-ptr_max
PARAM_VALUE	0	mpc->ac->gdma_dev->gdma_context->eq_test_event.done	0-4294967295
PARAM_VALUE	0	mpc->ac->gdma_dev->gdma_context->eq_test_event.wait.lock.magic	0-4294967295
PARAM_VALUE	0	mpc->ac->gdma_dev->gdma_context->eq_test_event.wait.lock.owner_cpu	0-4294967295
PARAM_VALUE	0	mpc->ac->gdma_dev->gdma_context->gic_mutex.osq.tail.counter	s32min-s32max
PARAM_VALUE	0	mpc->ac->gdma_dev->gdma_context->hwc.driver_data->hwc_timeout	1
PARAM_VALUE	0	mpc->ac->gdma_dev->gdma_context->hwc.driver_data->sema.count	0-4294967295
PARAM_VALUE	0	mpc->ac->gdma_dev->gdma_context->hwc.driver_data->sema.first_waiter->up	1
PARAM_VALUE	0	mpc->ac->gdma_dev->gdma_context->hwc.driver_data->sema.lock.owner	(-1)
PARAM_VALUE	0	mpc->ac->gdma_dev->gdma_context->hwc.driver_data->sema.lock.owner_cpu	4294967295
PARAM_VALUE	0	mpc->ac->gdma_dev->gdma_context->hwc.driver_data->txq->gdma_wq->head	0-4294967295
PARAM_VALUE	0	mpc->ac->gdma_dev->gdma_context->test_event_eq_id	0-4294967295
PARAM_VALUE	0	mpc->channel_changing	1
PARAM_VALUE	0	mpc->cqe_coalescing_timeout_ns	0-4294967295
PARAM_VALUE	0	mpc->das_pre	16,4096-ptr_max
PARAM_VALUE	0	mpc->port_idx	0-u16max
PARAM_VALUE	0	mpc->port_is_up	0-1
PARAM_VALUE	0	mpc->rss_state	s32min-s32max
PARAM_VALUE	0	mpc->rxbpre_datasize	0-2147483661
PARAM_VALUE	0	mpc->rxbpre_frag_count	1-10
PARAM_VALUE	0	mpc->rxbpre_headroom	0,256
PARAM_VALUE	0	mpc->rxbufs_pre	16,4096-ptr_max
PARAM_VALUE	0	mpc->steer_cqe_coalescing	0-4294967295
PARAM_VALUE	0	mpc->steer_rss	0-4294967295
PARAM_VALUE	0	mpc->steer_rx	0-4294967295
PARAM_VALUE	0	mpc->vport_mutex.dep_map->name	0-255
PARAM_VALUE	0	mpc->vport_mutex.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	mpc->vport_mutex.first_waiter->task->blocked_lock.dep_map->name	0-255
PARAM_VALUE	0	mpc->vport_mutex.first_waiter->task->blocked_lock.owner	(-1)
PARAM_VALUE	0	mpc->vport_mutex.first_waiter->task->blocked_lock.owner_cpu	4294967295
PARAM_VALUE	0	mpc->vport_mutex.first_waiter->task->blocked_lock.raw_lock.val.counter	s32min-s32max
PARAM_VALUE	0	mpc->vport_mutex.first_waiter->task->usage.refs.counter	s32min-s32max
PARAM_VALUE	0	mpc->vport_mutex.osq.tail.counter	0-s32max
PARAM_VALUE	0	mpc->vport_mutex.wait_lock.dep_map->name	0-255
CAPPED_DATA	0	&mpc->vport_mutex	1
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
USER_DATA	0	mpc->num_queues	0
USER_DATA	0	mpc->rxbpre_alloc_size	0,384-2048[c]
USER_DATA	0	mpc->rxbpre_frag_count	2-10[c]

drivers/net/ethernet/microsoft/mana/mana_ethtool.c mana_set_priv_flags() -> mana_pre_dealloc_rxbufs()

Type	Parameter	Key	Value
PARAM_VALUE	0	mpc	4096-ptr_max
PARAM_VALUE	0	mpc->ac->gdma_dev->gdma_context->eq_test_event.done	0-4294967295
PARAM_VALUE	0	mpc->ac->gdma_dev->gdma_context->eq_test_event.wait.lock.magic	0-4294967295
PARAM_VALUE	0	mpc->ac->gdma_dev->gdma_context->eq_test_event.wait.lock.owner_cpu	0-4294967295
PARAM_VALUE	0	mpc->ac->gdma_dev->gdma_context->test_event_eq_id	0-4294967295
PARAM_VALUE	0	mpc->cqe_coalescing_timeout_ns	0-4294967295
PARAM_VALUE	0	mpc->steer_cqe_coalescing	0-4294967295
PARAM_VALUE	0	mpc->steer_rss	0-4294967295
PARAM_VALUE	0	mpc->steer_rx	0-4294967295
PARAM_VALUE	0	mpc->vport_mutex.osq.tail.counter	s32min-s32max
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
USER_DATA	0	mpc->priv_flags	0
USER_DATA	0	mpc->rxbpre_alloc_size	0,384-2048[c]
USER_DATA	0	mpc->rxbpre_frag_count	2-10[c]

drivers/net/ethernet/microsoft/mana/mana_ethtool.c mana_set_ringparam() -> mana_pre_dealloc_rxbufs()

Type	Parameter	Key	Value
PARAM_VALUE	0	mpc	4096-ptr_max
PARAM_VALUE	0	mpc->ac	4096-ptr_max
PARAM_VALUE	0	mpc->ac->gdma_dev	4096-ptr_max
PARAM_VALUE	0	mpc->ac->gdma_dev->gdma_context	4096-ptr_max
PARAM_VALUE	0	mpc->ac->gdma_dev->gdma_context->eq_test_event.done	0-4294967295
PARAM_VALUE	0	mpc->ac->gdma_dev->gdma_context->eq_test_event.wait.lock.magic	0-4294967295
PARAM_VALUE	0	mpc->ac->gdma_dev->gdma_context->eq_test_event.wait.lock.owner_cpu	0-4294967295
PARAM_VALUE	0	mpc->ac->gdma_dev->gdma_context->gic_mutex.osq.tail.counter	s32min-s32max
PARAM_VALUE	0	mpc->ac->gdma_dev->gdma_context->hwc.driver_data->hwc_timeout	1
PARAM_VALUE	0	mpc->ac->gdma_dev->gdma_context->hwc.driver_data->sema.count	0-4294967295
PARAM_VALUE	0	mpc->ac->gdma_dev->gdma_context->hwc.driver_data->sema.first_waiter->up	1
PARAM_VALUE	0	mpc->ac->gdma_dev->gdma_context->hwc.driver_data->sema.lock.owner	(-1)
PARAM_VALUE	0	mpc->ac->gdma_dev->gdma_context->hwc.driver_data->sema.lock.owner_cpu	4294967295
PARAM_VALUE	0	mpc->ac->gdma_dev->gdma_context->hwc.driver_data->txq->gdma_wq->head	0-4294967295
PARAM_VALUE	0	mpc->ac->gdma_dev->gdma_context->test_event_eq_id	0-4294967295
PARAM_VALUE	0	mpc->cqe_coalescing_timeout_ns	0-4294967295
PARAM_VALUE	0	mpc->das_pre	16,4096-ptr_max
PARAM_VALUE	0	mpc->port_idx	0-u16max
PARAM_VALUE	0	mpc->port_is_up	0-1
PARAM_VALUE	0	mpc->rss_state	s32min-s32max
PARAM_VALUE	0	mpc->rxbpre_datasize	0-2147483661
PARAM_VALUE	0	mpc->rxbpre_frag_count	1-10
PARAM_VALUE	0	mpc->rxbpre_headroom	0,256
PARAM_VALUE	0	mpc->rxbufs_pre	16,4096-ptr_max
PARAM_VALUE	0	mpc->steer_cqe_coalescing	0-4294967295
PARAM_VALUE	0	mpc->steer_rss	0-4294967295
PARAM_VALUE	0	mpc->steer_rx	0-4294967295
PARAM_VALUE	0	mpc->vport_mutex.osq.tail.counter	s32min-s32max
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL