Re: [PATCH] x86/oprofile: remove compat accessors usage from backtrace

[Jan Beulich <jbeulich@xxxxxxxx>]

On 23.04.2021 14:51, Andrew Cooper wrote:
> On 23/04/2021 13:35, Roger Pau Monne wrote:
>> Remove the unneeded usage of the compat layer to copy frame pointers
>> from guest address space. Instead just use raw_copy_from_guest.
>>
>> Reported-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
>> Signed-off-by: Roger Pau Monné <roger.pau@xxxxxxxxxx>
>> ---
>> Just build tested. Note sure I'm missing something, since using the
>> compat layer here was IMO much more complicated than just using the
>> raw accessors.
> 
> Thankyou, and yes - I agree.  The logic was unnecessarily complicated.
> 
> Acked-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
> 
> Needs a fixes tag, but can be sorted on commit.

Fixes what?

Jan