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IPC_CHECK_PERMS(9) | Kernel IPC facilities | IPC_CHECK_PERMS(9) |
NAME¶
ipc_check_perms - check security and permissions for an IPCSYNOPSIS¶
int
ipc_check_perms(struct ipc_namespace * ns,
struct kern_ipc_perm * ipcp,
struct ipc_ops * ops,
struct ipc_params * params);
ARGUMENTS¶
nsIPC namespace
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.COPYRIGHT¶
March 2016 | Kernel Hackers Manual 3.2. |