Re: [PATCH v3] target/ppc: Machine check on invalid real address access on POWER9/10

[Daniel Henrique Barboza <danielhb413@gmail.com>]

On 7/6/23 04:32, Nicholas Piggin wrote:
> On Mon Jul 3, 2023 at 10:03 PM AEST, Nicholas Piggin wrote:
>> ppc currently silently accepts invalid real address access. Catch
>> these and turn them into machine checks on POWER9/10 machines.
> 
> Would there be any objections to merging this and the checkstop patch?
> We could disable this one before release if it turns out to cause
> breakage.

I don't have objections but his bad boy has no acks.

Cedric, if you vouch for this change send a R-b and I'll queue this up.


Thanks,


Daniel

> 
> I don't think it needs to rebase, and passes clang build and make check
> here. Just messed up the separator on the changelog of the checkstop
> patch.
> 
> Thanks,
> Nick
> 
> 
>>
>> Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
>> ---
>> Since v1:
>> - Only implement this for POWER9/10. Seems like previous IBM processors
>>    may not catch this, trying to get info.
>>
>> Since v2:
>> - Split out from larger series since it is independent.