ipc_check_perms(9)
NAME
ipc_check_perms - check security and permissions for an IPC
SYNOPSIS
int ipc_check_perms(struct kern_ipc_perm * ipcp, struct ipc_ops * ops,
struct ipc_params * params);
ARGUMENTS
- ipcp
- ipc permission set
- ops
- the actual security 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 and that key already exists in the ids IDR.
On success, the IPC id is returned.
It is called with ipc_ids.rw_mutex and ipcp->lock held.