Name
ipc_lock —
lock an ipc structure without rwsem held
Synopsis
struct kern_ipc_perm * ipc_lock ( | struct ipc_ids * ids, |
| int id) ; |
Arguments
struct ipc_ids * ids
ipc identifier set
int id
ipc id to look for
Description
Look for an id in the ipc ids idr and lock the associated ipc object.
The ipc object is locked on successful exit.