diff --git a/kernel/base/include/los_vm_map.h b/kernel/base/include/los_vm_map.h
index 344e1ad8..27145950 100644
--- a/kernel/base/include/los_vm_map.h
+++ b/kernel/base/include/los_vm_map.h
@@ -157,7 +157,8 @@ typedef struct VmSpace {
 #define     VM_MAP_REGION_FLAG_SHM                  (1<<16)
 #define     VM_MAP_REGION_FLAG_FIXED                (1<<17)
 #define     VM_MAP_REGION_FLAG_FIXED_NOREPLACE      (1<<18)
-#define     VM_MAP_REGION_FLAG_INVALID              (1<<19) /* indicates that flags are not specified */
+#define     VM_MAP_REGION_FLAG_LITEIPC              (1<<19)
+#define     VM_MAP_REGION_FLAG_INVALID              (1<<20) /* indicates that flags are not specified */
 
 STATIC INLINE UINT32 OsCvtProtFlagsToRegionFlags(unsigned long prot, unsigned long flags)
 {
diff --git a/kernel/base/vm/los_vm_dump.c b/kernel/base/vm/los_vm_dump.c
index f326ea12..aa6e005c 100644
--- a/kernel/base/vm/los_vm_dump.c
+++ b/kernel/base/vm/los_vm_dump.c
@@ -76,6 +76,8 @@ const CHAR *OsGetRegionNameOrFilePath(LosVmMapRegion *region)
         return "MMAP";
     } else if (region->regionFlags & VM_MAP_REGION_FLAG_SHM) {
         return "SHM";
+    } else if (region->regionFlags & VM_MAP_REGION_FLAG_LITEIPC) {
+        return "LITEIPC";
     } else {
         return "";
     }
diff --git a/kernel/base/vm/los_vm_syscall.c b/kernel/base/vm/los_vm_syscall.c
index 6aa23993..1347dae0 100644
--- a/kernel/base/vm/los_vm_syscall.c
+++ b/kernel/base/vm/los_vm_syscall.c
@@ -273,6 +273,8 @@ STATIC UINT32 OsInheritOldRegionName(UINT32 oldRegionFlags)
         vmFlags |= VM_MAP_REGION_FLAG_MMAP;
     } else if (oldRegionFlags & VM_MAP_REGION_FLAG_SHM) {
         vmFlags |= VM_MAP_REGION_FLAG_SHM;
+    } else if (oldRegionFlags & VM_MAP_REGION_FLAG_LITEIPC) {
+        vmFlags |= VM_MAP_REGION_FLAG_LITEIPC;
     }
 
     return vmFlags;
@@ -298,7 +300,9 @@ INT32 LOS_DoMprotect(VADDR_T vaddr, size_t len, unsigned long prot)
         goto OUT_MPROTECT;
     }
 
-    if ((region->regionFlags & VM_MAP_REGION_FLAG_VDSO) || (region->regionFlags & VM_MAP_REGION_FLAG_HEAP)) {
+    if ((region->regionFlags & VM_MAP_REGION_FLAG_VDSO) ||
+        (region->regionFlags & VM_MAP_REGION_FLAG_HEAP) ||
+        (region->regionFlags & VM_MAP_REGION_FLAG_LITEIPC)) {
         ret = -EPERM;
         goto OUT_MPROTECT;
     }
diff --git a/kernel/extended/liteipc/hm_liteipc.c b/kernel/extended/liteipc/hm_liteipc.c
index 2f2fbf71..3671e1ee 100644
--- a/kernel/extended/liteipc/hm_liteipc.c
+++ b/kernel/extended/liteipc/hm_liteipc.c
@@ -239,6 +239,7 @@ LITE_OS_SEC_TEXT STATIC int LiteIpcMmap(struct file *filep, LosVmMapRegion *regi
         goto ERROR_MAP_OUT;
     }
     ipcInfo->pool.poolSize = region->range.size;
+    region->regionFlags |= VM_MAP_REGION_FLAG_LITEIPC;
     return 0;
 ERROR_MAP_OUT:
     LOS_VFree(ipcInfo->pool.kvaddr);