table of contents
| IPCGET_PUBLIC(9) | Kernel IPC facilities | IPCGET_PUBLIC(9) |
NAME¶
ipcget_public - get an ipc object or create a new one
SYNOPSIS¶
int ipcget_public(struct ipc_namespace * ns, struct ipc_ids * ids, struct ipc_ops * ops, struct ipc_params * params);
ARGUMENTS¶
ns
namespace
ids
IPC identifer set
ops
the actual creation routine to call
params
its parameters
DESCRIPTION¶
This routine is called by sys_msgget, sys_semget and sys_shmget when the key is not IPC_PRIVATE. It adds a new entry if the key is not found and does some permission / security checkings if the key is found.
On success, the ipc id is returned.
COPYRIGHT¶
| April 2023 | Kernel Hackers Manual 2.6. |