mthca_free_cq_buf 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_dev.h, line 499 (as a prototype)

Defined in 1 files as a function:

drivers/infiniband/hw/mthca/mthca_cq.c, line 366 (as a function)

Referenced in 2 files:

Smatch caller information:

drivers/infiniband/hw/mthca/mthca_provider.c mthca_resize_cq() -> mthca_free_cq_buf()

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.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	0-s32max
PARAM_VALUE	0	dev->cmd.pool->dev->dma_mem->spinlock.rlock.dep_map->name	0-255
PARAM_VALUE	0	dev->cmd.pool->dev->dma_uses_io_tlb	1
PARAM_VALUE	0	dev->cmd.pool->lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	dev->limits.max_cqes	s32min-(-1),1-s32max
PARAM_VALUE	0	dev->pdev->dev.cma_area->available_count	0-s64max
PARAM_VALUE	1	buf	1-u64max
CAPPED_DATA	0	dev->cmd.pool->size	1
DATA_SOURCE	0	dev	r to_mdev
NOCHECK_CALL
UNITS	2	cqe	unit_byte
LOCK2		&cq->mutex
HALF_LOCKED2		&file->device->disassociate_srcu
TYPE_LOCK		(struct mthca_cq)->mutex

drivers/infiniband/hw/mthca/mthca_provider.c mthca_resize_cq() -> mthca_free_cq_buf()

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	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.dep_map->name	0-255
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->blocked_on	0
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.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	0-s32max
PARAM_VALUE	0	dev->cmd.pool->dev->cma_area->nranges	s32min-s32max
PARAM_VALUE	0	dev->cmd.pool->dev->dma_mem->spinlock.rlock.dep_map->name	0-255
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->limits.max_cqes	s32min-(-1),1-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.iommu->attach_deferred	0-1
PARAM_VALUE	0	dev->pdev->dev.iommu->pci_32bit_workaround	0-1
PARAM_VALUE	0	*dev->cmd.hcr_mutex.first_waiter->task->blocked_lock.owner	(-4611686018427387904)-4611686018427387903
PARAM_VALUE	1	buf	4437871779738198016
PARAM_VALUE	1	buf->is_direct	0-1
PARAM_VALUE	1	buf->mr.mtt	4096-ptr_max
PARAM_VALUE	1	buf->queue.direct.buf	0-ptr_max
PARAM_VALUE	1	buf->queue.page_list	4096-ptr_max
CAPPED_DATA	0	dev->cmd.pool->size	1
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	r to_mdev
NOCHECK_CALL
UNITS	2	cqe	unit_byte
LOCK2		&cq->mutex
HALF_LOCKED2		&file->device->disassociate_srcu
TYPE_LOCK		(struct mthca_cq)->mutex

drivers/infiniband/hw/mthca/mthca_cq.c mthca_free_cq() -> mthca_free_cq_buf()

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	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	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.dep_map->name	0-255
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	0-s32max
PARAM_VALUE	0	dev->cmd.hcr_mutex.first_waiter->task->blocked_on	0
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.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->nranges	s32min-s32max
PARAM_VALUE	0	dev->cmd.pool->dev->dma_mem->spinlock.rlock.dep_map->name	0-255
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->cq_table.cq.page_list	4096-ptr_max
PARAM_VALUE	0	dev->cq_table.lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	dev->pdev	4096-ptr_max
PARAM_VALUE	1	buf	4096-ptr_max
CAPPED_DATA	0	dev->cmd.pool->size	1
DATA_SOURCE	0	dev	$0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
USER_DATA	1	buf->mr.ibmr.lkey	0-u32max

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

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->first_waiter->task->blocked_lock.owner	(-4611686018427387904)-4611686018427387903
PARAM_VALUE	0	dev->cmd.hcr_mutex.dep_map->name	0-255
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.dep_map->name	0-255
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->blocked_on	0
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.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->nranges	s32min-s32max
PARAM_VALUE	0	dev->cmd.pool->dev->dma_mem->spinlock.rlock.dep_map->name	0-255
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->cq_table.alloc.lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	dev->eq_table.eq	4096-ptr_max
PARAM_VALUE	0	dev->mr_table.mtt_buddy.max_order	0-s32max
PARAM_VALUE	0	dev->pdev->dev.cma_area->alloc_mutex.first_waiter->list.prev->prev	5159360019465732096
PARAM_VALUE	0	dev->pdev->dev.cma_area->available_count	0-s64max
PARAM_VALUE	0	dev->pdev->dev.iommu->attach_deferred	0-1
PARAM_VALUE	1	buf	4096-ptr_max
PARAM_VALUE	1	buf->is_direct	0-1
PARAM_VALUE	1	buf->mr.mtt	4096-ptr_max
PARAM_VALUE	1	buf->queue.direct.buf	0-ptr_max
PARAM_VALUE	1	buf->queue.page_list	4096-ptr_max
PARAM_VALUE	2	cqe	1-3
CAPPED_DATA	0	dev->cmd.pool->size	1
CAPPED_DATA	0	dev->cq_table.alloc.max	1
CAPPED_DATA	0	dev->mr_table.mpt_alloc.last	1
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
PARAM_COMPARE	0	dev->mr_table.mpt_alloc.last	< $0->mr_table.mpt_alloc.max
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
USER_DATA	1	buf->mr.ibmr.lkey	0-u32max
UNITS	2	cqe	unit_byte