Re: [PATCH V4 2/2] rcu: Update jiffies in rcu_cpu_stall_reset()

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On Thu, Aug 24 2023 at 10:47, Huacai Chen wrote:
> On Thu, Aug 24, 2023 at 6:03 AM Thomas Gleixner <tglx@xxxxxxxxxxxxx> wrote:
>> +unsigned long tick_estimate_stale_jiffies(void)
>> +{
>> +       ktime_t delta = ktime_get_mono_fast_ns() - READ_ONCE(last_jiffies_update);
>> +
>> +       return delta < 0 ? 0 : div_s64(delta, TICK_NSEC);
>> +}
>> +
>>  /*
>>   * Must be called with interrupts disabled !
>>   */
> Thank you for your advice, now the latest proposal is here [1], this
> is very similar to your diff, please take a look.

Similar by some definition of similar.




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