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