tb_switch_alloc identifier - Linux source code next-20260811

Projects

linux

Versions

FIXME
- FIXME
  - next-20260811

Documented in 1 files:

drivers/thunderbolt/switch.c, line 2447

Defined in 1 files as a prototype:

drivers/thunderbolt/tb.h, line 846 (as a prototype)

Defined in 1 files as a function:

drivers/thunderbolt/switch.c, line 2460 (as a function)

Referenced in 2 files:

Smatch caller information:

drivers/thunderbolt/icm.c alloc_switch() -> tb_switch_alloc()

Type	Parameter	Key	Value
PARAM_VALUE	1	parent	4096-ptr_max
PARAM_VALUE	1	parent->bus	0,4096-ptr_max
PARAM_VALUE	1	parent->class	0,4096-ptr_max
PARAM_VALUE	1	parent->power.request	0-4
PARAM_VALUE	1	parent->power.runtime_error	s32min-(-17),(-15)-(-14),(-12),(-10)-s32max
PARAM_VALUE	1	parent->type	0,4096-ptr_max
DATA_SOURCE	2	route	$1
LOCK2		&tb->lock
HALF_LOCKED2		&pool->lock
TYPE_LOCK		(struct tb)->lock

drivers/thunderbolt/icm.c icm_start() -> tb_switch_alloc()

Type	Parameter	Key	Value
PARAM_VALUE	0	tb	4096-ptr_max
PARAM_VALUE	0	tb->cm_ops	4096-ptr_max
PARAM_VALUE	0	tb->cm_ops->driver_ready	0,5983533379181912064
PARAM_VALUE	0	tb->cm_ops->start	6366804133873901568,7314298547997716480
PARAM_VALUE	0	tb->ctl	4096-ptr_max
PARAM_VALUE	0	tb->ctl->running	1
PARAM_VALUE	0	tb->ctl->rx->lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	tb->ctl->rx->nhi->lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	tb->ctl->rx->running	1
PARAM_VALUE	0	tb->ctl->tx->lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	tb->ctl->tx->nhi->lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	tb->ctl->tx->running	1
PARAM_VALUE	0	tb->dev.dma_io_tlb_mem->debugfs	0-s64max
PARAM_VALUE	0	tb->dev.fwnode->dev	4096-ptr_max
PARAM_VALUE	0	tb->dev.fwnode->dev->fwnode	4096-ptr_max
PARAM_VALUE	0	tb->dev.fwnode->dev->p	1-u64max
PARAM_VALUE	0	tb->dev.fwnode->dev->power.set_latency_tolerance	5740181548905971712
PARAM_VALUE	0	tb->dev.fwnode->suppliers.next	4096-ptr_max
PARAM_VALUE	0	tb->dev.fwnode->suppliers.next->next	4096-ptr_max
PARAM_VALUE	0	tb->dev.kobj.release->timer->entry.pprev	4096-ptr_max
PARAM_VALUE	0	tb->dev.kobj.release.work.entry.next->prev	4096-ptr_max
PARAM_VALUE	0	tb->dev.kobj.sd->active.counter	(-2147483647)
PARAM_VALUE	0	tb->dev.kobj.sd->attr.open->nr_mmapped	0-4294967295
PARAM_VALUE	0	tb->dev.p->klist_children.get	2213798222526185472
PARAM_VALUE	0	tb->dev.p->klist_children.put	3126867300421632000
PARAM_VALUE	0	tb->dev.p->knode_bus.n_ref.refcount.refs.counter	1
PARAM_VALUE	0	tb->dev.p->knode_class.n_ref.refcount.refs.counter	1
PARAM_VALUE	0	tb->dev.p->knode_parent.n_ref.refcount.refs.counter	1
PARAM_VALUE	0	tb->dev.physical_location->horizontal_position	0-3
PARAM_VALUE	0	tb->dev.physical_location->panel	0-7
PARAM_VALUE	0	tb->dev.physical_location->vertical_position	0-3
PARAM_VALUE	0	tb->lock.dep_map->name	0-255
PARAM_VALUE	0	tb->lock.first_waiter	0,4096-ptr_max
PARAM_VALUE	0	tb->lock.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	tb->lock.osq.tail.counter	0-s32max
PARAM_VALUE	0	tb->lock.wait_lock.dep_map->name	0-255
PARAM_VALUE	0	tb->lock.wait_lock.owner	(-1)
PARAM_VALUE	0	tb->lock.wait_lock.owner_cpu	u32max
PARAM_VALUE	0	tb->privdata->safe_mode	0
PARAM_VALUE	1	parent	4096-ptr_max
PARAM_VALUE	2	route	0
BUF_SIZE	0	tb	2304,3616
BUF_SIZE	0	tb	2304,3616
CAPPED_DATA	0	tb->ctl->frame_pool->allocation	1
CAPPED_DATA	0	tb->ctl->frame_pool->boundary	1
CAPPED_DATA	0	tb->ctl->frame_pool->size	1
CAPPED_DATA	0	tb->ctl->rx->nhi->dev	1
CAPPED_DATA	0	tb->ctl->tx->nhi->dev	1
DATA_SOURCE	0	tb	$0
RX_PATH
TASK_NOT_RUNNING
HOST_DATA	0	tb->nhi->hop_count	0-1023
NO_OVERFLOW_SIMPLE	0	tb->ctl->frame_pool->allocation
NO_OVERFLOW_SIMPLE	0	tb->ctl->nhi->hop_count
LOCK2	0	&tb->lock
HALF_LOCKED2		&pool->lock
TYPE_LOCK		(struct tb)->lock

drivers/thunderbolt/tb.c tb_scan_port() -> tb_switch_alloc()

Type	Parameter	Key	Value
PARAM_VALUE	1	parent	4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		&tb->lock

drivers/thunderbolt/tb.c tb_start() -> tb_switch_alloc()

Type	Parameter	Key	Value
PARAM_VALUE	0	tb	4096-ptr_max
PARAM_VALUE	0	tb->cm_ops	4096-ptr_max
PARAM_VALUE	0	tb->cm_ops->driver_ready	0,5983533379181912064
PARAM_VALUE	0	tb->cm_ops->start	6366804133873901568,7314298547997716480
PARAM_VALUE	0	tb->ctl	4096-ptr_max
PARAM_VALUE	0	tb->ctl->running	1
PARAM_VALUE	0	tb->ctl->rx->lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	tb->ctl->rx->nhi->lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	tb->ctl->rx->running	1
PARAM_VALUE	0	tb->ctl->tx->lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	tb->ctl->tx->nhi->lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	tb->ctl->tx->running	1
PARAM_VALUE	0	tb->dev.dma_io_tlb_mem->debugfs	0-s64max
PARAM_VALUE	0	tb->dev.fwnode->dev	4096-ptr_max
PARAM_VALUE	0	tb->dev.fwnode->dev->fwnode	4096-ptr_max
PARAM_VALUE	0	tb->dev.fwnode->dev->p	1-u64max
PARAM_VALUE	0	tb->dev.fwnode->dev->power.set_latency_tolerance	5740181548905971712
PARAM_VALUE	0	tb->dev.fwnode->suppliers.next	4096-ptr_max
PARAM_VALUE	0	tb->dev.fwnode->suppliers.next->next	4096-ptr_max
PARAM_VALUE	0	tb->dev.kobj.release->timer->entry.pprev	4096-ptr_max
PARAM_VALUE	0	tb->dev.kobj.release.work.entry.next->prev	4096-ptr_max
PARAM_VALUE	0	tb->dev.kobj.sd->active.counter	(-2147483647)
PARAM_VALUE	0	tb->dev.kobj.sd->attr.open->nr_mmapped	0-4294967295
PARAM_VALUE	0	tb->dev.p->klist_children.get	2213798222526185472
PARAM_VALUE	0	tb->dev.p->klist_children.put	3126867300421632000
PARAM_VALUE	0	tb->dev.p->knode_bus.n_ref.refcount.refs.counter	1
PARAM_VALUE	0	tb->dev.p->knode_class.n_ref.refcount.refs.counter	1
PARAM_VALUE	0	tb->dev.p->knode_parent.n_ref.refcount.refs.counter	1
PARAM_VALUE	0	tb->dev.physical_location->horizontal_position	0-3
PARAM_VALUE	0	tb->dev.physical_location->panel	0-7
PARAM_VALUE	0	tb->dev.physical_location->vertical_position	0-3
PARAM_VALUE	0	tb->lock.dep_map->name	0-255
PARAM_VALUE	0	tb->lock.first_waiter	0,4096-ptr_max
PARAM_VALUE	0	tb->lock.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	tb->lock.osq.tail.counter	0-s32max
PARAM_VALUE	0	tb->lock.wait_lock.dep_map->name	0-255
PARAM_VALUE	0	tb->lock.wait_lock.owner	(-1)
PARAM_VALUE	0	tb->lock.wait_lock.owner_cpu	u32max
PARAM_VALUE	1	parent	4096-ptr_max
PARAM_VALUE	2	route	0
BUF_SIZE	0	tb	2304,3616
BUF_SIZE	0	tb	2304,3616
CAPPED_DATA	0	tb->ctl->frame_pool->allocation	1
CAPPED_DATA	0	tb->ctl->frame_pool->boundary	1
CAPPED_DATA	0	tb->ctl->frame_pool->size	1
CAPPED_DATA	0	tb->ctl->rx->nhi->dev	1
CAPPED_DATA	0	tb->ctl->tx->nhi->dev	1
DATA_SOURCE	0	tb	$0
RX_PATH
TASK_NOT_RUNNING
HOST_DATA	0	tb->nhi->hop_count	0-1023
NO_OVERFLOW_SIMPLE	0	tb->ctl->frame_pool->allocation
NO_OVERFLOW_SIMPLE	0	tb->ctl->nhi->hop_count
LOCK2	0	&tb->lock
HALF_LOCKED2		&pool->lock
TYPE_LOCK		(struct tb)->lock