IPC_ADDID(9)                          Kernel IPC facilities                          IPC_ADDID(9)



NAME
       ipc_addid - add an ipc identifier

SYNOPSIS
       int ipc_addid(struct ipc_ids * ids, struct kern_ipc_perm * new, int size);

ARGUMENTS
       ids
           ipc identifier set

       new
           new ipc permission set

       size
           limit for the number of used ids

DESCRIPTION
       Add an entry 'new' to the ipc ids idr. The permissions object is initialised and the first
       free entry is set up and the id assigned is returned. The 'new' entry is returned in a
       locked state on success. On failure the entry is not locked and a negative err-code is
       returned.

       Called with writer ipc_ids.rwsem held.

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