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Defined in 1 files as a prototype:

Defined in 1 files as a function:

Referenced in 9 files:

Smatch caller information:

drivers/gpu/drm/xen/xen_drm_front_evtchnl.c evtchnl_alloc() -> xenbus_setup_ring()

Type Parameter Key Value
PARAM_VALUE 0 dev 4096-ptr_max
PARAM_VALUE 0 dev->dev.devres_head.prev 4096-ptr_max
PARAM_VALUE 1 gfp 3104
PARAM_VALUE 2 vaddr 7258950805846511616
PARAM_VALUE 3 nr_pages 1
PARAM_VALUE 4 grefs 4096-ptr_max
MEM_ZERO 4 grefs
TASK_NOT_RUNNING
LOCK2 global &xenwatch_mutex

drivers/char/tpm/xen-tpmfront.c setup_ring() -> xenbus_setup_ring()

Type Parameter Key Value
PARAM_VALUE 0 dev 4096-ptr_max
PARAM_VALUE 0 dev->dev.devres_head.prev 4096-ptr_max
PARAM_VALUE 0 dev->dev.devres_head.prev->next 4096-ptr_max
PARAM_VALUE 0 dev->dev.devres_head.prev->next->next 4096-ptr_max
PARAM_VALUE 0 dev->dev.driver_data 4096-ptr_max
PARAM_VALUE 0 dev->otherend_watch.node 0
PARAM_VALUE 0 dev->otherend_watch.nr_pending 0
PARAM_VALUE 0 dev->reclaim_sem.first_waiter->up 0-1
PARAM_VALUE 1 gfp 3264
PARAM_VALUE 2 vaddr 4096-ptr_max
PARAM_VALUE 3 nr_pages 1
PARAM_VALUE 4 grefs 4096-ptr_max
DATA_SOURCE 0 dev $0
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 0 &dev->reclaim_sem

drivers/net/xen-netfront.c setup_netfront() -> xenbus_setup_ring()

Type Parameter Key Value
PARAM_VALUE 0 dev 4096-ptr_max
PARAM_VALUE 1 gfp 3104
PARAM_VALUE 2 vaddr 535597544309141504
PARAM_VALUE 3 nr_pages 1
PARAM_VALUE 4 grefs 4096-ptr_max
PARAM_VALUE 4 *grefs u32max
DATA_SOURCE 0 dev $0
TASK_NOT_RUNNING
LOCK2 global &xenwatch_mutex

drivers/net/xen-netfront.c setup_netfront() -> xenbus_setup_ring()

Type Parameter Key Value
PARAM_VALUE 0 dev 4096-ptr_max
PARAM_VALUE 1 gfp 3104
PARAM_VALUE 2 vaddr 4134980676106522624
PARAM_VALUE 3 nr_pages 1
PARAM_VALUE 4 grefs 4096-ptr_max
PARAM_VALUE 4 *grefs u32max
DATA_SOURCE 0 dev $0
TASK_NOT_RUNNING
LOCK2 global &xenwatch_mutex

sound/xen/xen_snd_front_evtchnl.c evtchnl_alloc() -> xenbus_setup_ring()

Type Parameter Key Value
PARAM_VALUE 0 dev 4096-ptr_max
PARAM_VALUE 1 gfp 3264
PARAM_VALUE 2 vaddr 8572556950481854464
PARAM_VALUE 3 nr_pages 1
PARAM_VALUE 4 grefs 4096-ptr_max
MEM_ZERO 4 grefs
TASK_NOT_RUNNING
LOCK2 global &xenwatch_mutex

drivers/scsi/xen-scsifront.c scsifront_alloc_ring() -> xenbus_setup_ring()

Type Parameter Key Value
PARAM_VALUE 1 gfp 3264
PARAM_VALUE 2 vaddr 385196537932881920
PARAM_VALUE 3 nr_pages 1
PARAM_VALUE 4 grefs 4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &dev->reclaim_sem

drivers/usb/host/xen-hcd.c xenhcd_setup_rings() -> xenbus_setup_ring()

Type Parameter Key Value
PARAM_VALUE 0 dev 4096-ptr_max
PARAM_VALUE 0 dev->otherend 1-u64max
PARAM_VALUE 0 dev->state 1
PARAM_VALUE 1 gfp 3104
PARAM_VALUE 2 vaddr 7969732498531147776
PARAM_VALUE 3 nr_pages 1
PARAM_VALUE 4 grefs 4096-ptr_max
DATA_SOURCE 0 dev $0
TASK_NOT_RUNNING
LOCK2 global &xenwatch_mutex

drivers/usb/host/xen-hcd.c xenhcd_setup_rings() -> xenbus_setup_ring()

Type Parameter Key Value
PARAM_VALUE 0 dev 4096-ptr_max
PARAM_VALUE 0 dev->otherend 1-u64max
PARAM_VALUE 0 dev->state 1
PARAM_VALUE 1 gfp 3104
PARAM_VALUE 2 vaddr 3011535937464901632
PARAM_VALUE 3 nr_pages 1
PARAM_VALUE 4 grefs 4096-ptr_max
PARAM_VALUE 4 *grefs u32max
DATA_SOURCE 0 dev $0
TASK_NOT_RUNNING
LOCK2 global &xenwatch_mutex

drivers/pci/xen-pcifront.c alloc_pdev() -> xenbus_setup_ring()

Type Parameter Key Value
PARAM_VALUE 0 dev 4096-ptr_max
PARAM_VALUE 0 dev->dev.iommu->attach_deferred 0-1
PARAM_VALUE 0 dev->otherend_watch.node 0
PARAM_VALUE 0 dev->otherend_watch.nr_pending 0
PARAM_VALUE 0 dev->reclaim_sem.first_waiter->list.next 5349227543279349760
PARAM_VALUE 0 dev->reclaim_sem.first_waiter->list.prev 5349227543279349760
PARAM_VALUE 0 dev->reclaim_sem.first_waiter->list.prev->next 5349227543279349760
PARAM_VALUE 0 dev->reclaim_sem.first_waiter->up 0
PARAM_VALUE 0 dev->reclaim_sem.lock.dep_map->name 0-255
PARAM_VALUE 0 dev->reclaim_sem.lock.owner (-1)
PARAM_VALUE 0 dev->reclaim_sem.lock.owner_cpu u32max
PARAM_VALUE 1 gfp 3264
PARAM_VALUE 2 vaddr 4096-ptr_max
PARAM_VALUE 3 nr_pages 1
PARAM_VALUE 4 grefs 4096-ptr_max
DATA_SOURCE 0 dev $0
RX_PATH
TASK_NOT_RUNNING
LOCK2 0 &dev->reclaim_sem
TYPE_LOCK (struct xenbus_device)->reclaim_sem