Defined in 1 files as a function:

Referenced in 1 files:

Smatch caller information:

drivers/xen/evtchn.c evtchn_bind_to_user() -> del_evtchn()

Type Parameter Key Value
PARAM_VALUE 0 u 4096-ptr_max
PARAM_VALUE 0 u->bind_mutex.dep_map->name 0-255
PARAM_VALUE 0 u->bind_mutex.first_waiter 0,4096-ptr_max
PARAM_VALUE 0 u->bind_mutex.first_waiter->list.prev->next 5159360019465732096
PARAM_VALUE 0 u->bind_mutex.osq.tail.counter 0-s32max
PARAM_VALUE 0 u->bind_mutex.wait_lock.dep_map->name 0-255
PARAM_VALUE 0 u->bind_mutex.wait_lock.owner (-1)
PARAM_VALUE 0 u->bind_mutex.wait_lock.owner_cpu u32max
PARAM_VALUE 1 evtchn 4096-ptr_max
PARAM_VALUE 1 evtchn->enabled 1
PARAM_VALUE 1 evtchn->user 4096-ptr_max
PARAM_VALUE 1 evtchn->user->bind_mutex.first_waiter 0,4096-ptr_max
PARAM_VALUE 1 evtchn->user->bind_mutex.osq.tail.counter 0-s32max
PARAM_VALUE 1 evtchn->user->bind_mutex.wait_lock.owner (-1)
PARAM_VALUE 1 evtchn->user->bind_mutex.wait_lock.owner_cpu u32max
BUF_SIZE 0 u s32min-(-2),1-s32max
BUF_SIZE 0 u s32min-(-2),1-s32max
BUF_SIZE 1 evtchn 40
BUF_SIZE 1 evtchn->user s32min-(-2),1-s32max
DATA_SOURCE 0 u $0
DATA_SOURCE 1 evtchn r _kzalloc_noprof
NOCHECK_CALL
USER_DATA 1 evtchn->port 0-u32max
NO_OVERFLOW_SIMPLE 0 u->ring_size
LOCK2 0 &u->bind_mutex
TYPE_LOCK (struct per_user_data)->bind_mutex

drivers/xen/evtchn.c evtchn_unbind_from_user() -> del_evtchn()

Type Parameter Key Value
PARAM_VALUE 0 u 4096-ptr_max
PARAM_VALUE 0 u->evtchns.rb_node 1-u64max
PARAM_VALUE 1 evtchn 4096-ptr_max
PARAM_VALUE 1 evtchn->port 0-131071
PARAM_VALUE 1 evtchn->unbinding 1
BUF_SIZE 0 u s32min-(-1),1-s32max
BUF_SIZE 0 u s32min-(-1),1-s32max
CAPPED_DATA 1 evtchn 1
CAPPED_DATA 1 evtchn->port 1
DATA_SOURCE 0 u $0
DATA_SOURCE 1 evtchn $1
NOSPEC 1 evtchn->port
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
USER_DATA 1 evtchn->port 0-131071[c]
UNITS 1 evtchn unit_byte
HALF_LOCKED2 0 &u->bind_mutex