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

["Cédric Le Goater" <clg@kaod.org>]

On 7/6/23 22:50, Daniel Henrique Barboza wrote:
> 
> 
> 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.


Reviewed-by: Cédric Le Goater <clg@kaod.org>

Thanks,

C.


> 
> 
> 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.