| /ipc/ |
| D | namespace.c | 22 struct ipc_namespace *ns; in create_ipc_ns() local
25 ns = kmalloc(sizeof(struct ipc_namespace), GFP_KERNEL); in create_ipc_ns()
26 if (ns == NULL) in create_ipc_ns()
29 err = proc_alloc_inum(&ns->proc_inum); in create_ipc_ns()
31 kfree(ns); in create_ipc_ns()
35 atomic_set(&ns->count, 1); in create_ipc_ns()
36 err = mq_init_ns(ns); in create_ipc_ns()
38 proc_free_inum(ns->proc_inum); in create_ipc_ns()
39 kfree(ns); in create_ipc_ns()
44 sem_init_ns(ns); in create_ipc_ns()
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| D | ipcns_notifier.c | 28 struct ipc_namespace *ns; in ipcns_callback() local
37 ns = container_of(self, struct ipc_namespace, ipcns_nb); in ipcns_callback()
47 recompute_msgmni(ns); in ipcns_callback()
56 int register_ipcns_notifier(struct ipc_namespace *ns) in register_ipcns_notifier() argument
60 memset(&ns->ipcns_nb, 0, sizeof(ns->ipcns_nb)); in register_ipcns_notifier()
61 ns->ipcns_nb.notifier_call = ipcns_callback; in register_ipcns_notifier()
62 ns->ipcns_nb.priority = IPCNS_CALLBACK_PRI; in register_ipcns_notifier()
63 rc = blocking_notifier_chain_register(&ipcns_chain, &ns->ipcns_nb); in register_ipcns_notifier()
65 ns->auto_msgmni = 1; in register_ipcns_notifier()
69 int cond_register_ipcns_notifier(struct ipc_namespace *ns) in cond_register_ipcns_notifier() argument
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| D | shm.c | 49 struct ipc_namespace *ns; member
59 #define shm_ids(ns) ((ns)->ids[IPC_SHM_IDS]) argument
67 static void shm_destroy (struct ipc_namespace *ns, struct shmid_kernel *shp);
72 void shm_init_ns(struct ipc_namespace *ns) in shm_init_ns() argument
74 ns->shm_ctlmax = SHMMAX; in shm_init_ns()
75 ns->shm_ctlall = SHMALL; in shm_init_ns()
76 ns->shm_ctlmni = SHMMNI; in shm_init_ns()
77 ns->shm_rmid_forced = 0; in shm_init_ns()
78 ns->shm_tot = 0; in shm_init_ns()
79 ipc_init_ids(&shm_ids(ns)); in shm_init_ns()
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| D | msg.c | 71 #define msg_ids(ns) ((ns)->ids[IPC_MSG_IDS]) argument
87 void recompute_msgmni(struct ipc_namespace *ns) in recompute_msgmni() argument
100 ns->msg_ctlmni = MSGMNI; in recompute_msgmni()
105 ns->msg_ctlmni = IPCMNI / nb_ns; in recompute_msgmni()
109 ns->msg_ctlmni = allowed; in recompute_msgmni()
112 void msg_init_ns(struct ipc_namespace *ns) in msg_init_ns() argument
114 ns->msg_ctlmax = MSGMAX; in msg_init_ns()
115 ns->msg_ctlmnb = MSGMNB; in msg_init_ns()
117 recompute_msgmni(ns); in msg_init_ns()
119 atomic_set(&ns->msg_bytes, 0); in msg_init_ns()
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| D | util.h | 25 extern void mq_clear_sbinfo(struct ipc_namespace *ns);
26 extern void mq_put_mnt(struct ipc_namespace *ns);
28 static inline void mq_clear_sbinfo(struct ipc_namespace *ns) { } in mq_clear_sbinfo() argument
29 static inline void mq_put_mnt(struct ipc_namespace *ns) { } in mq_put_mnt() argument
33 void sem_init_ns(struct ipc_namespace *ns);
34 void msg_init_ns(struct ipc_namespace *ns);
35 void shm_init_ns(struct ipc_namespace *ns);
37 void sem_exit_ns(struct ipc_namespace *ns);
38 void msg_exit_ns(struct ipc_namespace *ns);
39 void shm_exit_ns(struct ipc_namespace *ns);
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| D | sem.c | 139 #define sem_ids(ns) ((ns)->ids[IPC_SEM_IDS]) argument
166 void sem_init_ns(struct ipc_namespace *ns) in sem_init_ns() argument
168 ns->sc_semmsl = SEMMSL; in sem_init_ns()
169 ns->sc_semmns = SEMMNS; in sem_init_ns()
170 ns->sc_semopm = SEMOPM; in sem_init_ns()
171 ns->sc_semmni = SEMMNI; in sem_init_ns()
172 ns->used_sems = 0; in sem_init_ns()
173 ipc_init_ids(&ns->ids[IPC_SEM_IDS]); in sem_init_ns()
177 void sem_exit_ns(struct ipc_namespace *ns) in sem_exit_ns() argument
179 free_ipcs(ns, &sem_ids(ns), freeary); in sem_exit_ns()
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| D | util.c | 311 static int ipcget_new(struct ipc_namespace *ns, struct ipc_ids *ids, in ipcget_new() argument
317 err = ops->getnew(ns, params); in ipcget_new()
337 static int ipc_check_perms(struct ipc_namespace *ns, in ipc_check_perms() argument
344 if (ipcperms(ns, ipcp, params->flg)) in ipc_check_perms()
369 static int ipcget_public(struct ipc_namespace *ns, struct ipc_ids *ids, in ipcget_public() argument
387 err = ops->getnew(ns, params); in ipcget_public()
402 err = ipc_check_perms(ns, ipcp, ops, params); in ipcget_public()
527 int ipcperms(struct ipc_namespace *ns, struct kern_ipc_perm *ipcp, short flag) in ipcperms() argument
542 !ns_capable(ns->user_ns, CAP_IPC_OWNER)) in ipcperms()
699 int ipcget(struct ipc_namespace *ns, struct ipc_ids *ids, in ipcget() argument
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| D | mqueue.c | 112 struct ipc_namespace *ns; in get_ns_from_inode() local
115 ns = __get_ns_from_inode(inode); in get_ns_from_inode()
117 return ns; in get_ns_from_inode()
312 struct ipc_namespace *ns = data; in mqueue_fill_super() local
319 inode = mqueue_get_inode(sb, ns, S_IFDIR | S_ISVTX | S_IRWXUGO, NULL); in mqueue_fill_super()
334 struct ipc_namespace *ns = current->nsproxy->ipc_ns; in mqueue_mount() local
338 if (!ns_capable(ns->user_ns, CAP_SYS_ADMIN)) in mqueue_mount()
341 data = ns; in mqueue_mount()
1398 int mq_init_ns(struct ipc_namespace *ns) in mq_init_ns() argument
1400 ns->mq_queues_count = 0; in mq_init_ns()
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| D | ipc_sysctl.c | 55 struct ipc_namespace *ns = current->nsproxy->ipc_ns; in proc_ipc_dointvec_minmax_orphans() local
60 if (ns->shm_rmid_forced) in proc_ipc_dointvec_minmax_orphans()
61 shm_destroy_orphaned(ns); in proc_ipc_dointvec_minmax_orphans()
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