feat: 支持IPC容器

BREAKING CHANGE:
支持ipc容器及增强对外变更:
1.clone 支持CLONE_NEWIPC
2.增加”/proc/[pid]/container/ipc" 用于查询容器信息

Close #I6AVMY

Signed-off-by: zhushengle <zhushengle@huawei.com>
Change-Id: I6a3c248d2d66a5342994c6e0b0aecddea8e32c72

kernel/base/container/los_mnt_container.c

@@ -136,11 +136,12 @@ VOID OsMntContainersDestroy(LosProcessCB *curr)
     SCHEDULER_LOCK(intSave);
     MntContainer *mntContainer = curr->container->mntContainer;
     if (mntContainer != NULL) {
+        LOS_AtomicDec(&mntContainer->rc);
         if (LOS_AtomicRead(&mntContainer->rc) == 0) {
             g_currentMntContainerNum--;
+            SCHEDULER_UNLOCK(intSave);
             FreeMountList(&mntContainer->mountList);
             curr->container->mntContainer = NULL;
-            SCHEDULER_UNLOCK(intSave);
             (VOID)LOS_MemFree(m_aucSysMem1, mntContainer);
             return;
         }