suse man page for ipc_findkey

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
	   Identifier set

       key
	   The key to find

DESCRIPTION
       Requires ipc_ids.rw_mutex locked. Returns the LOCKED pointer to the ipc structure if found or NULL if not. If key is found ipc points to
       the owning ipc structure

COPYRIGHT
Kernel Hackers Manual 2.6.					     July 2010							    IPC_FINDKEY(9)