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 ipc_ids.rw_mutex held as a writer.