!594 Intel: SGX incremental backporting patches until upstream 6.3

Merge Pull Request from: @zhiquan1-li 
 
This PR includes incremental backporting patches which mainly covers some SGX bugfix until upstream v6.3.
The total patch number is 9.

**Intel-kernel issue:** 
https://gitee.com/openeuler/intel-kernel/issues/I6X1FF

**Test:** 

1. Build successfully for each commits
2. Kernel selftest - SGX: PASSED
```sh
cd tools/testing/selftests/sgx/
make
./test_sgx
```
3. SGX internal stress test: No new failure

**Known issue:** 
None

**Default config change:** 
None 
 
Link:https://gitee.com/openeuler/kernel/pulls/594

 

Reviewed-by: Jason Zeng <jason.zeng@intel.com>
Reviewed-by: Aichun Shi <aichun.shi@intel.com>
Signed-off-by: Jialin Zhang <zhangjialin11@huawei.com>