table of contents
other versions
- stretch 4.9.168-1
| IPC_FINDKEY(9) | Kernel IPC facilities | IPC_FINDKEY(9) |
NAME¶
ipc_findkey - find a key in an ipc identifier setSYNOPSIS¶
struct kern_ipc_perm * ipc_findkey(struct ipc_ids * ids, key_t key);
ARGUMENTS¶
idsipc 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 structureCalled with ipc_ids.rwsem held.
COPYRIGHT¶
| April 2019 | Kernel Hackers Manual 4.9. |