Re: [PATCH net-next v5 7/7] docs: networking: Describe irq suspension

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Joe Damato <jdamato@xxxxxxxxxx> writes:

> On Mon, Nov 04, 2024 at 05:52:52PM +0700, Bagas Sanjaya wrote:
>> On Sun, Nov 03, 2024 at 05:24:09AM +0000, Joe Damato wrote:
>> > +It is important to note that choosing a large value for ``gro_flush_timeout``
>> > +will defer IRQs to allow for better batch processing, but will induce latency
>> > +when the system is not fully loaded. Choosing a small value for
>> > +``gro_flush_timeout`` can cause interference of the user application which is
>> > +attempting to busy poll by device IRQs and softirq processing. This value
>> > +should be chosen carefully with these tradeoffs in mind. epoll-based busy
>> > +polling applications may be able to mitigate how much user processing happens
>> > +by choosing an appropriate value for ``maxevents``.
>> > +
>> > +Users may want to consider an alternate approach, IRQ suspension, to help deal
>>                                                                      to help dealing
>> > +with these tradeoffs.
>> > +
>
> Thanks for the careful review. I read this sentence a few times and
> perhaps my English grammar isn't great, but I think it should be
> one of:
>
> Users may want to consider an alternate approach, IRQ suspension, to
> help deal with these tradeoffs.  (the original)

The original is just fine here.  Bagas, *please* do not bother our
contributors with this kind of stuff, it does not help.

jon




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