Re: [PATCH 02/10] fuzz: add fuzz_reboot API

[Darren Kenny]

On Sunday, 2023-02-05 at 11:50:52 +01, Philippe Mathieu-Daudé wrote:
> On 5/2/23 05:29, Alexander Bulekov wrote:
>> As we are converting most fuzzers to rely on reboots to reset state,
>> introduce an API to make sure reboots are invoked in a consistent
>> manner.
>> 
>> Signed-off-by: Alexander Bulekov <alxndr@bu.edu>
>> ---
>>   tests/qtest/fuzz/fuzz.c | 6 ++++++
>>   tests/qtest/fuzz/fuzz.h | 2 +-
>>   2 files changed, 7 insertions(+), 1 deletion(-)
>> 
>> diff --git a/tests/qtest/fuzz/fuzz.c b/tests/qtest/fuzz/fuzz.c
>> index eb7520544b..c2d07a4c7e 100644
>> --- a/tests/qtest/fuzz/fuzz.c
>> +++ b/tests/qtest/fuzz/fuzz.c
>> @@ -51,6 +51,12 @@ void flush_events(QTestState *s)
>>       }
>>   }
>>   
>> +void fuzz_reboot(QTestState *s)
>
> "reboot" sounds like guest software triggered.
> IIUC from the fuzzer PoV this is more a "power-cycle" right?

I think that 'fuzz_reset()' or 'fuzz_reset_state()' would make sense,
the primary purpose is to reset the fuzzing back to a known state, as
said in the commit message.

While right now it is a reboot, it may not always be, or could require
something more.

Thanks,

Darren.