---- 在 星期三, 2019-11-06 18:01:54 Amir Goldstein <amir73il@gmail.com> 撰写 ----
 > On Wed, Nov 6, 2019 at 9:40 AM Chengguang Xu <cgxu519@mykernel.net> wrote:
 > >
 > > Making many small holes in 10M test file seems not very
 > > helpful for test coverage and it takes too much time on
 > > creating test files. In order to improve test speed we
 > > adjust test file size to (10 * iosize) for iosize aligned
 > > hole files and meanwhile add more test patterns for small
 > > random holes and small empty file.
 > >
 > > Signed-off-by: Chengguang Xu <cgxu519@mykernel.net>
 > Reviewed-by: Amir Goldstein <amir73il@gmail.com>
 > 
 > Please send me a plain text version of the patch so I can test it.
 > 

Hi Amir, 

Sorry for that again but I really don't know what was wrong for this patch.
I sent using 'git send-email' and there was nothing broken or unusual compare
to other normal patches. So I have to send this patch in attachment again.

Thanks,
Chengguang