ipc_obtain_object_check (9) Linux Manual Page
ipc_obtain_object_check –
Synopsis
struct kern_ipc_perm *ipc_obtain_object_check(struct ipc_ids *ids, int id);Arguments
ids
-
- ipc identifier set
id
- ipc id to look for
Description
Similar to ipc_obtain_object_idr but also checks the ipc object reference counter.
Call inside the RCU critical section. The ipc object is *not* locked on exit.