IPC_FINDKEY(9)                        Kernel IPC facilities                        IPC_FINDKEY(9)



NAME
       ipc_findkey - find a key in an ipc identifier set

SYNOPSIS
       struct kern_ipc_perm * ipc_findkey(struct ipc_ids * ids, key_t key);

ARGUMENTS
       ids
           ipc identifier set

       key
           key to find

DESCRIPTION
       Returns the locked pointer to the ipc structure if found or NULL otherwise. If key is
       found ipc points to the owning ipc structure

       Called with ipc_ids.rwsem held.

COPYRIGHT
Kernel Hackers Manual 4.8.                 January 2017                            IPC_FINDKEY(9)