On 12/18/2019 04:32 AM, Daniel Axtens wrote:
Daniel Axtens writes:
Hi Christophe,
I'm working through your feedback, thank you. Regarding this one:
--- a/arch/powerpc/kernel/process.c
+++ b/arch/powerpc/kernel/process.c
@@ -2081,7 +2081,14 @@ void show_stack(struct task_struct *tsk,
>>[For those not immersed in ppc64, in real mode, the top nibble or 2 bits
>>(depending on radix/hash mmu) of the address is ignored. The linear
>>mapping is placed at 0xc000. This means that a pointer to
>>part of the linear mapping will work both in real mode, where
Daniel Axtens writes:
> Hi Christophe,
>
> I'm working through your feedback, thank you. Regarding this one:
>
>>> --- a/arch/powerpc/kernel/process.c
>>> +++ b/arch/powerpc/kernel/process.c
>>> @@ -2081,7 +2081,14 @@ void show_stack(struct task_struct *tsk, unsigned
>>> long *stack)
>>>
Hi Christophe,
I'm working through your feedback, thank you. Regarding this one:
>> --- a/arch/powerpc/kernel/process.c
>> +++ b/arch/powerpc/kernel/process.c
>> @@ -2081,7 +2081,14 @@ void show_stack(struct task_struct *tsk, unsigned
>> long *stack)
>> /*
>> * See if
Le 12/12/2019 à 16:16, Daniel Axtens a écrit :
KASAN support on Book3S is a bit tricky to get right:
- It would be good to support inline instrumentation so as to be able to
catch stack issues that cannot be caught with outline mode.
- Inline instrumentation requires a fixed offset.
On Fri, Dec 13, 2019 at 2:19 AM Daniel Axtens wrote:
>
> KASAN support on Book3S is a bit tricky to get right:
>
> - It would be good to support inline instrumentation so as to be able to
>catch stack issues that cannot be caught with outline mode.
>
> - Inline instrumentation requires a
KASAN support on Book3S is a bit tricky to get right:
- It would be good to support inline instrumentation so as to be able to
catch stack issues that cannot be caught with outline mode.
- Inline instrumentation requires a fixed offset.
- Book3S runs code in real mode after booting. Most