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Date:   Sun, 6 Dec 2020 10:01:48 +0100
From:   Greg KH <gregkh@linuxfoundation.org>
To:     Yun Levi <ppbuk5246@gmail.com>
Cc:     Andrew Morton <akpm@linux-foundation.org>,
        Yury Norov <yury.norov@gmail.com>,
        Andy Shevchenko <andriy.shevchenko@linux.intel.com>,
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        Josh Poimboeuf <jpoimboe@redhat.com>, rdunlap@infradead.org,
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Subject: Re: [PATCH v2 1/8] lib/find_bit.c: Add find_last_zero_bit
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On Sun, Dec 06, 2020 at 05:56:30PM +0900, Yun Levi wrote:
> > This, and the change above this, are not related to this patch so you
> > might not want to include them.
> 
> > Also, why is this patch series even needed?  I don't see a justification
> > for it anywhere, only "what" this patch is, not "why".
> 
> I think the find_last_zero_bit will help to improve in
> 7th patch's change and It can be used in the future.
> But if my thinking is bad.. Please let me know..

You need to explain that in a 0/8 patch.  But note that this seems like
a lot of work just for one tiny user, what is the real benifit here?

thanks,

greg k-h