!491 调整IPC_MSG_DATA_SZ_MAX保持与用户态的IPC_IO_DATA_MAX约束一致

Merge pull request !491 from Caoruihong/cherry-pick-1627961356

kernel/extended/liteipc/hm_liteipc.c

@@ -51,7 +51,8 @@
 
 #define USE_TASKID_AS_HANDLE YES
 #define USE_MMAP YES
-#define IPC_MSG_DATA_SZ_MAX 1024
+#define IPC_IO_DATA_MAX 8192UL
+#define IPC_MSG_DATA_SZ_MAX (IPC_IO_DATA_MAX * sizeof(SpecialObj) / (sizeof(SpecialObj) + sizeof(size_t)))
 #define IPC_MSG_OBJECT_NUM_MAX (IPC_MSG_DATA_SZ_MAX / sizeof(SpecialObj))
 
 #define LITE_IPC_POOL_NAME "liteipc"