Re: [PATCH] block: allow for_each_bvec to support zero len bvec

On Wed, Aug 12, 2020 at 07:03:59PM +0900, Tetsuo Handa wrote:

On 2020/08/12 18:00, Ming Lei wrote:

...

BTW, for_each_bvec won't be called in the above splice test code.

Please uncomment the // lines when testing for_each_bvec() case.

What is the '//' lines?

This is a test case for testing all empty pages.

But the case for testing all empty pages is not related with this patch, is it?

Thanks, Ming