Messages in this thread | | | Date | Thu, 31 Mar 2022 19:51:13 +0200 | From | Peter Zijlstra <> | Subject | Re: [PATCH] x86/uaccess: restore get_user exception type to EX_TYPE_UACCESS |
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On Thu, Mar 31, 2022 at 07:31:25PM +0800, Youquan Song wrote: > > Did you do your testing on RHEL or something daft like that? > Tested on RHEL8.x
Right; the home of obsolete software.. :-)
> > 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!
Did you verify this was indeed the only UACCESS I lost?
I'm also failing to spot a comment making extable users aware of this abuse.
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