Re: [PATCH] x86/uaccess: restore get_user exception type to EX_TYPE_UACCESS

[Youquan Song]

> Did you do your testing on RHEL or something daft like that?
Tested on RHEL8.x
 
> Something like the below can also work, I suppose. But please, add
> coherent comments to the extable code with useful references to the MCE
> code that does this abuse.
Here is the full fix patch depending on your suggestion. Thanks a lot!