Re: [PATCH v2 8/9] irqentry: define irqentry_exit_allow_resched()

[Ankur Arora]

Peter Zijlstra <peterz@xxxxxxxxxxxxx> writes:

> On Wed, Aug 30, 2023 at 11:49:57AM -0700, Ankur Arora wrote:
>
>> +#ifdef TIF_RESCHED_ALLOW
>> +#define irqentry_exit_cond_resched_dynamic_disabled	irqentry_exit_allow_resched
>> +#else
>>  #define irqentry_exit_cond_resched_dynamic_disabled	NULL
>> +#endif
>
> per ^, the below comments are not entirely accurate, since not every
> architecture has TIF_RESCHED_ALLOW, perhaps make it:
>
>> @@ -8692,25 +8694,25 @@ EXPORT_SYMBOL(__cond_resched_rwlock_write);
>>   *
>>   *
>>   * NONE:
>> - *   cond_resched               <- __cond_resched
>> - *   might_resched              <- RET0
>> - *   preempt_schedule           <- NOP
>> - *   preempt_schedule_notrace   <- NOP
>> - *   irqentry_exit_cond_resched <- NOP
>> + *   cond_resched                <- __cond_resched
>> + *   might_resched               <- RET0
>> + *   preempt_schedule            <- NOP
>> + *   preempt_schedule_notrace    <- NOP
>> + *   irqentry_exit_cond_resched  <- irqentry_exit_allow_resched
>
> + *   irqentry_exit_cond_resched  <- NOP / irqentry_exit_allow_resched
>
> Or something.
>
> Also, why did you add that extra whilespace all over? Makes it a bit
> harder to see what actually changed.

Yeah, not sure why I didn't catch that. Will fix.

--
ankur