mthca_alloc_db 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 prototype:

drivers/infiniband/hw/mthca/mthca_memfree.h, line 175 (as a prototype)

Defined in 1 files as a function:

drivers/infiniband/hw/mthca/mthca_memfree.c, line 569 (as a function)

Referenced in 3 files:

Smatch caller information:

drivers/infiniband/hw/mthca/mthca_srq.c mthca_alloc_srq() -> mthca_alloc_db()

Type	Parameter	Key	Value
PARAM_VALUE	0	dev	4096-ptr_max
PARAM_VALUE	0	dev->cmd.event_sem.first_waiter->up	0-1
PARAM_VALUE	0	dev->cmd.hcr_mutex.first_waiter	0,4096-ptr_max
PARAM_VALUE	0	dev->cmd.hcr_mutex.osq.tail.counter	0-s32max
PARAM_VALUE	0	dev->cmd.poll_sem.first_waiter->up	0-1
PARAM_VALUE	0	dev->cmd.pool->dev->cma_area->alloc_mutex.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	dev->cmd.pool->dev->cma_area->alloc_mutex.first_waiter->list.prev->prev	5159360019465732096
PARAM_VALUE	0	dev->cmd.pool->dev->cma_area->alloc_mutex.osq.tail.counter	s32min-s32max
PARAM_VALUE	0	dev->cmd.pool->dev->dma_uses_io_tlb	1
PARAM_VALUE	0	dev->cmd.pool->dev->iommu->pci_32bit_workaround	0-1
PARAM_VALUE	0	dev->cmd.pool->lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	dev->pdev->dev.dma_io_tlb_pools.next->prev->prev	4096-ptr_max
PARAM_VALUE	0	dev->pdev->dev.dma_mem->spinlock.rlock.dep_map->name	0-255
PARAM_VALUE	0	dev->srq_table.alloc.lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	dev->srq_table.table	4096-ptr_max
PARAM_VALUE	1	type	5
PARAM_VALUE	2	qn	0-4294967294
PARAM_VALUE	3	db	4096-ptr_max
CAPPED_DATA	0	dev->srq_table.alloc.max	1
DATA_SOURCE	0	dev	$0
DATA_SOURCE	2	qn	r mthca_alloc
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		&devr->srq_lock
HALF_LOCKED2		global &device_list_mutex

drivers/infiniband/hw/mthca/mthca_cq.c mthca_init_cq() -> mthca_alloc_db()

Type	Parameter	Key	Value
PARAM_VALUE	0	dev	4096-ptr_max
PARAM_VALUE	0	dev->cmd.event_sem.first_waiter->up	0-1
PARAM_VALUE	0	dev->cmd.hcr_mutex.first_waiter	0,4096-ptr_max
PARAM_VALUE	0	dev->cmd.hcr_mutex.osq.tail.counter	0-s32max
PARAM_VALUE	0	dev->cmd.poll_sem.first_waiter->up	0-1
PARAM_VALUE	0	dev->cmd.pool->dev->cma_area->alloc_mutex.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	dev->cmd.pool->dev->cma_area->alloc_mutex.first_waiter->list.prev->prev	5159360019465732096
PARAM_VALUE	0	dev->cmd.pool->dev->cma_area->alloc_mutex.osq.tail.counter	s32min-s32max
PARAM_VALUE	0	dev->cmd.pool->dev->dma_uses_io_tlb	1
PARAM_VALUE	0	dev->cmd.pool->dev->iommu->pci_32bit_workaround	0-1
PARAM_VALUE	0	dev->cmd.pool->lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	dev->cq_table.alloc.lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	dev->cq_table.table	4096-ptr_max
PARAM_VALUE	0	dev->pdev->dev.dma_io_tlb_pools.next->prev->prev	4096-ptr_max
PARAM_VALUE	0	dev->pdev->dev.dma_mem->spinlock.rlock.dep_map->name	0-255
PARAM_VALUE	1	type	1
PARAM_VALUE	2	qn	0-4294967294
PARAM_VALUE	3	db	4096-ptr_max
CAPPED_DATA	0	dev->cq_table.alloc.max	1
DATA_SOURCE	0	dev	$0
DATA_SOURCE	2	qn	r mthca_alloc
RX_PATH
TASK_NOT_RUNNING

drivers/infiniband/hw/mthca/mthca_cq.c mthca_init_cq() -> mthca_alloc_db()

Type	Parameter	Key	Value
PARAM_VALUE	0	dev	4096-ptr_max
PARAM_VALUE	0	dev->cmd.context_lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	dev->cmd.event_sem.first_waiter->up	0-1
PARAM_VALUE	0	dev->cmd.event_sem.last_holder	0
PARAM_VALUE	0	dev->cmd.event_sem.lock.dep_map->name	0-255
PARAM_VALUE	0	dev->cmd.event_sem.lock.owner	(-1)
PARAM_VALUE	0	dev->cmd.event_sem.lock.owner_cpu	u32max
PARAM_VALUE	0	dev->cmd.hcr_mutex.dep_map->name	0-255
PARAM_VALUE	0	dev->cmd.hcr_mutex.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	dev->cmd.hcr_mutex.first_waiter->list.prev->prev	5159360019465732096
PARAM_VALUE	0	dev->cmd.hcr_mutex.first_waiter->task->blocked_lock.owner	(-1)
PARAM_VALUE	0	dev->cmd.hcr_mutex.first_waiter->task->blocked_lock.owner_cpu	4294967295
PARAM_VALUE	0	dev->cmd.hcr_mutex.first_waiter->task->blocked_lock.raw_lock.val.counter	s32min-s32max
PARAM_VALUE	0	dev->cmd.hcr_mutex.first_waiter->task->usage.refs.counter	s32min-s32max
PARAM_VALUE	0	dev->cmd.poll_sem.first_waiter->up	0-1
PARAM_VALUE	0	dev->cmd.poll_sem.last_holder	0
PARAM_VALUE	0	dev->cmd.poll_sem.lock.dep_map->name	0-255
PARAM_VALUE	0	dev->cmd.poll_sem.lock.owner	(-1)
PARAM_VALUE	0	dev->cmd.poll_sem.lock.owner_cpu	u32max
PARAM_VALUE	0	dev->cmd.pool->dev->cma_area->alloc_mutex.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	dev->cmd.pool->dev->cma_area->alloc_mutex.first_waiter->list.prev->prev	5159360019465732096
PARAM_VALUE	0	dev->cmd.pool->dev->cma_area->alloc_mutex.osq.tail.counter	s32min-s32max
PARAM_VALUE	0	dev->cmd.pool->dev->dma_uses_io_tlb	1
PARAM_VALUE	0	dev->cmd.pool->dev->iommu->pci_32bit_workaround	0-1
PARAM_VALUE	0	dev->cmd.pool->lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	dev->cq_table.alloc.lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	dev->cq_table.table	4096-ptr_max
PARAM_VALUE	0	dev->db_tab	4096-ptr_max
PARAM_VALUE	0	dev->pdev->dev.cma_area->lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	dev->pdev->dev.dma_io_tlb_lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	dev->pdev->dev.dma_io_tlb_pools.next->prev->prev	4096-ptr_max
PARAM_VALUE	0	dev->pdev->dev.dma_mem->spinlock.rlock.dep_map->name	0-255
PARAM_VALUE	1	type	2
PARAM_VALUE	2	qn	0-4294967294
PARAM_VALUE	3	db	4096-ptr_max
CAPPED_DATA	0	dev->cq_table.alloc.max	1
DATA_SOURCE	0	dev	$0
DATA_SOURCE	2	qn	r mthca_alloc
RX_PATH
TASK_NOT_RUNNING

drivers/infiniband/hw/mthca/mthca_qp.c mthca_alloc_memfree() -> mthca_alloc_db()

Type	Parameter	Key	Value
PARAM_VALUE	0	dev	4096-ptr_max
PARAM_VALUE	0	dev->cmd.event_sem.first_waiter->up	0-1
PARAM_VALUE	0	dev->cmd.event_sem.last_holder	0
PARAM_VALUE	0	dev->cmd.event_sem.lock.owner	(-1)
PARAM_VALUE	0	dev->cmd.event_sem.lock.owner_cpu	u32max
PARAM_VALUE	0	dev->cmd.hcr_mutex.first_waiter	0,4096-ptr_max
PARAM_VALUE	0	dev->cmd.hcr_mutex.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	dev->cmd.hcr_mutex.first_waiter->list.prev->prev	5159360019465732096
PARAM_VALUE	0	dev->cmd.hcr_mutex.first_waiter->task->blocked_lock.owner	(-1)
PARAM_VALUE	0	dev->cmd.hcr_mutex.first_waiter->task->blocked_lock.owner_cpu	4294967295
PARAM_VALUE	0	dev->cmd.hcr_mutex.first_waiter->task->blocked_lock.raw_lock.val.counter	s32min-s32max
PARAM_VALUE	0	dev->cmd.hcr_mutex.first_waiter->task->usage.refs.counter	s32min-s32max
PARAM_VALUE	0	dev->cmd.hcr_mutex.osq.tail.counter	0-s32max
PARAM_VALUE	0	dev->cmd.poll_sem.first_waiter->up	0-1
PARAM_VALUE	0	dev->cmd.poll_sem.last_holder	0
PARAM_VALUE	0	dev->cmd.poll_sem.lock.owner	(-1)
PARAM_VALUE	0	dev->cmd.poll_sem.lock.owner_cpu	u32max
PARAM_VALUE	0	dev->cmd.pool->dev->cma_area->nranges	s32min-s32max
PARAM_VALUE	0	dev->cmd.pool->dev->iommu->attach_deferred	0-1
PARAM_VALUE	0	dev->cmd.pool->dev->iommu->pci_32bit_workaround	0-1
PARAM_VALUE	0	dev->cmd.pool->lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	dev->cmd.pool->size	0-s32max
PARAM_VALUE	0	dev->mr_table.mpt_table->mutex->first_waiter->task->blocked_lock.owner	(-4611686018427387904)-4611686018427387903
PARAM_VALUE	0	dev->mr_table.mtt_buddy.max_order	0-s32max
PARAM_VALUE	0	dev->mr_table.mtt_table->mutex->first_waiter->task->blocked_lock.owner	(-4611686018427387904)-4611686018427387903
PARAM_VALUE	0	dev->pdev->dev.cma_area->alloc_mutex.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	dev->pdev->dev.cma_area->alloc_mutex.osq.tail.counter	s32min-s32max
PARAM_VALUE	0	dev->pdev->dev.cma_area->available_count	0-s64max
PARAM_VALUE	0	dev->pdev->dev.cma_area->nranges	s32min-s32max
PARAM_VALUE	0	dev->pdev->dev.iommu->attach_deferred	0-1
PARAM_VALUE	0	dev->pdev->dev.iommu->pci_32bit_workaround	0-1
PARAM_VALUE	0	dev->qp_table.eqp_table->mutex->first_waiter->task->blocked_lock.owner	(-4611686018427387904)-4611686018427387903
PARAM_VALUE	0	dev->qp_table.qp_table->mutex->first_waiter->task->blocked_lock.owner	(-4611686018427387904)-4611686018427387903
PARAM_VALUE	0	dev->qp_table.rdb_table->mutex->first_waiter->task->blocked_lock.owner	(-4611686018427387904)-4611686018427387903
PARAM_VALUE	0	*dev->cmd.hcr_mutex.first_waiter->task->blocked_lock.owner	(-4611686018427387904)-4611686018427387903
PARAM_VALUE	1	type	4
PARAM_VALUE	3	db	4096-ptr_max
CAPPED_DATA	0	dev->mr_table.mpt_alloc.max	1
CAPPED_DATA	0	dev->mr_table.mtt_buddy.max_order	1
DATA_SOURCE	0	dev	$0
RX_PATH
TASK_NOT_RUNNING

drivers/infiniband/hw/mthca/mthca_qp.c mthca_alloc_memfree() -> mthca_alloc_db()

Type	Parameter	Key	Value
PARAM_VALUE	0	dev	4096-ptr_max
PARAM_VALUE	0	dev->cmd.context_lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	dev->cmd.event_sem.first_waiter->up	0-1
PARAM_VALUE	0	dev->cmd.event_sem.last_holder	0
PARAM_VALUE	0	dev->cmd.event_sem.lock.dep_map->name	0-255
PARAM_VALUE	0	dev->cmd.hcr_mutex.dep_map->name	0-255
PARAM_VALUE	0	dev->cmd.hcr_mutex.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	dev->cmd.hcr_mutex.first_waiter->list.prev->prev	5159360019465732096
PARAM_VALUE	0	dev->cmd.hcr_mutex.first_waiter->task->blocked_lock.owner	(-1)
PARAM_VALUE	0	dev->cmd.hcr_mutex.first_waiter->task->blocked_lock.owner_cpu	4294967295
PARAM_VALUE	0	dev->cmd.hcr_mutex.first_waiter->task->blocked_lock.raw_lock.val.counter	s32min-s32max
PARAM_VALUE	0	dev->cmd.hcr_mutex.first_waiter->task->usage.refs.counter	s32min-s32max
PARAM_VALUE	0	dev->cmd.poll_sem.first_waiter->up	0-1
PARAM_VALUE	0	dev->cmd.poll_sem.last_holder	0
PARAM_VALUE	0	dev->cmd.poll_sem.lock.dep_map->name	0-255
PARAM_VALUE	0	dev->cmd.pool->dev->cma_area->alloc_mutex.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	dev->cmd.pool->dev->cma_area->alloc_mutex.osq.tail.counter	0-s32max
PARAM_VALUE	0	dev->cmd.pool->dev->cma_area->nranges	s32min-s32max
PARAM_VALUE	0	dev->cmd.pool->dev->dma_uses_io_tlb	1
PARAM_VALUE	0	dev->cmd.pool->dev->iommu->attach_deferred	0-1
PARAM_VALUE	0	dev->cmd.pool->dev->iommu->pci_32bit_workaround	0-1
PARAM_VALUE	0	dev->cmd.pool->lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	dev->cmd.pool->size	0-s32max
PARAM_VALUE	0	dev->db_tab	4096-ptr_max
PARAM_VALUE	0	dev->mr_table.mpt_table->mutex->first_waiter->task->blocked_lock.owner	(-4611686018427387904)-4611686018427387903
PARAM_VALUE	0	dev->mr_table.mtt_buddy.max_order	0-s32max
PARAM_VALUE	0	dev->mr_table.mtt_table->mutex->first_waiter->task->blocked_lock.owner	(-4611686018427387904)-4611686018427387903
PARAM_VALUE	0	dev->pdev->dev.cma_area->alloc_mutex.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	dev->pdev->dev.cma_area->alloc_mutex.osq.tail.counter	s32min-s32max
PARAM_VALUE	0	dev->pdev->dev.cma_area->lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	dev->pdev->dev.cma_area->nranges	s32min-s32max
PARAM_VALUE	0	dev->pdev->dev.dma_io_tlb_lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	dev->qp_table.eqp_table->mutex->first_waiter->task->blocked_lock.owner	(-4611686018427387904)-4611686018427387903
PARAM_VALUE	0	dev->qp_table.qp_table->mutex->first_waiter->task->blocked_lock.owner	(-4611686018427387904)-4611686018427387903
PARAM_VALUE	0	dev->qp_table.rdb_table->mutex->first_waiter->task->blocked_lock.owner	(-4611686018427387904)-4611686018427387903
PARAM_VALUE	0	*dev->cmd.hcr_mutex.first_waiter->task->blocked_lock.owner	(-4611686018427387904)-4611686018427387903
PARAM_VALUE	1	type	3
PARAM_VALUE	3	db	4096-ptr_max
CAPPED_DATA	0	dev->mr_table.mpt_alloc.max	1
CAPPED_DATA	0	dev->mr_table.mtt_buddy.max_order	1
DATA_SOURCE	0	dev	$0
RX_PATH
TASK_NOT_RUNNING