ipc/shm.c

1000

down_write(&shm_ids(ns).rwsem);

ipc/shm.c

1003

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

ipc/shm.c

1039

up_write(&shm_ids(ns).rwsem);

ipc/shm.c

1053

down_read(&shm_ids(ns).rwsem);

ipc/shm.c

1054

err = ipc_get_maxidx(&shm_ids(ns));

ipc/shm.c

1055

up_read(&shm_ids(ns).rwsem);

ipc/shm.c

1068

down_read(&shm_ids(ns).rwsem);

ipc/shm.c

1069

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

ipc/shm.c

1074

err = ipc_get_maxidx(&shm_ids(ns));

ipc/shm.c

1075

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

1676

down_write(&shm_ids(ns).rwsem);

ipc/shm.c

1684

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

435

down_write(&shm_ids(ns).rwsem);

ipc/shm.c

436

if (shm_ids(ns).in_use) {

ipc/shm.c

438

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

ipc/shm.c

441

up_write(&shm_ids(ns).rwsem);

ipc/shm.c

513

down_write(&shm_ids(ns).rwsem);

ipc/shm.c

535

up_write(&shm_ids(ns).rwsem);

ipc/shm.c

780

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

ipc/shm.c

844

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

ipc/shm.c

971

in_use = shm_ids(ns).in_use;

ipc/shm.c

977

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