ipc/shm.c

1002

down_write(&shm_ids(ns).rwsem);

ipc/shm.c

1005

ipcp = ipcctl_obtain_check(ns, &shm_ids(ns), shmid, cmd,

ipc/shm.c

1041

up_write(&shm_ids(ns).rwsem);

ipc/shm.c

1055

down_read(&shm_ids(ns).rwsem);

ipc/shm.c

1056

err = ipc_get_maxidx(&shm_ids(ns));

ipc/shm.c

1057

up_read(&shm_ids(ns).rwsem);

ipc/shm.c

1070

down_read(&shm_ids(ns).rwsem);

ipc/shm.c

1071

shm_info->used_ids = shm_ids(ns).in_use;

ipc/shm.c

1076

err = ipc_get_maxidx(&shm_ids(ns));

ipc/shm.c

1077

up_read(&shm_ids(ns).rwsem);

ipc/shm.c

117

ipc_init_ids(&shm_ids(ns));

ipc/shm.c

134

ipc_set_key_private(&shm_ids(ns), &shp->shm_perm);

ipc/shm.c

143

free_ipcs(ns, &shm_ids(ns), do_shm_rmid);

ipc/shm.c

1678

down_write(&shm_ids(ns).rwsem);

ipc/shm.c

1686

up_write(&shm_ids(ns).rwsem);

ipc/shm.c

171

struct kern_ipc_perm *ipcp = ipc_obtain_object_idr(&shm_ids(ns), id);

ipc/shm.c

181

struct kern_ipc_perm *ipcp = ipc_obtain_object_check(&shm_ids(ns), id);

ipc/shm.c

198

ipcp = ipc_obtain_object_idr(&shm_ids(ns), id);

ipc/shm.c

277

ipc_rmid(&shm_ids(s->ns), &s->shm_perm);

ipc/shm.c

376

down_write(&shm_ids(ns).rwsem);

ipc/shm.c

395

up_write(&shm_ids(ns).rwsem);

ipc/shm.c

437

down_write(&shm_ids(ns).rwsem);

ipc/shm.c

438

if (shm_ids(ns).in_use) {

ipc/shm.c

440

idr_for_each(&shm_ids(ns).ipcs_idr, &shm_try_destroy_orphaned, ns);

ipc/shm.c

443

up_write(&shm_ids(ns).rwsem);

ipc/shm.c

515

down_write(&shm_ids(ns).rwsem);

ipc/shm.c

537

up_write(&shm_ids(ns).rwsem);

ipc/shm.c

782

error = ipc_addid(&shm_ids(ns), &shp->shm_perm, ns->shm_ctlmni);

ipc/shm.c

846

return ipcget(ns, &shm_ids(ns), &shm_ops, &shm_params);

ipc/shm.c

973

in_use = shm_ids(ns).in_use;

ipc/shm.c

979

ipc = idr_find(&shm_ids(ns).ipcs_idr, next_id);