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Defined in 1 files as a prototype:

Defined in 1 files as a function:

Referenced in 5 files:

Smatch caller information:

drivers/net/xen-netfront.c talk_to_netback() -> xenbus_exists()

Type Parameter Key Value
PARAM_VALUE 2 node 8074205281220685824
BUF_SIZE 2 node 23
STR_LEN 0 t 22
TERMINATED 2 node 1
TASK_NOT_RUNNING
LOCK2 global &xenwatch_mutex

drivers/xen/xenbus/xenbus_probe_backend.c backend_bus_id() -> xenbus_exists()

Type Parameter Key Value
PARAM_VALUE 2 node 4602998933304729600
STR_LEN 0 t 0
TERMINATED 2 node 1
TASK_NOT_RUNNING
HALF_LOCKED2 global &xenwatch_mutex

drivers/xen/xenbus/xenbus_probe.c xenbus_dev_changed() -> xenbus_exists()

Type Parameter Key Value
PARAM_VALUE 1 dir 4096-ptr_max
PARAM_VALUE 2 node 4602998933304729600
DATA_SOURCE 1 dir $0
STR_LEN 0 t 0
TERMINATED 2 node 1
TASK_NOT_RUNNING
LOCK2 global &xenwatch_mutex

drivers/xen/xenbus/xenbus_probe.c xenbus_read_otherend_details() -> xenbus_exists()

Type Parameter Key Value
PARAM_VALUE 2 node 4602998933304729600
STR_LEN 0 t 0
TERMINATED 2 node 1
RX_PATH
TASK_NOT_RUNNING

sound/xen/xen_snd_front_cfg.c cfg_device() -> xenbus_exists()

Type Parameter Key Value
PARAM_VALUE 1 dir 1-u64max
PARAM_VALUE 2 node 4175196090138152960
BUF_SIZE 1 dir 0-s32max
BUF_SIZE 1 dir 0-s32max
BUF_SIZE 2 node 3
CAPPED_DATA 1 dir 1
DATA_SOURCE 1 dir r kasprintf
STR_LEN 0 t 2
TASK_NOT_RUNNING
LOCK2 global &xenwatch_mutex

sound/xen/xen_snd_front_cfg.c xen_snd_front_cfg_card() -> xenbus_exists()

Type Parameter Key Value
PARAM_VALUE 2 node 7030946302649290752
BUF_SIZE 2 node 3
TASK_NOT_RUNNING
LOCK2 global &xenwatch_mutex