table of contents
| 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¶
| April 2023 | Kernel Hackers Manual 2.6. |