[LTP] [PATCH RFC] sync_file_range02: remove the toplimit of write back

[Li Wang]

Hi Yang,

Yang Xu <xuyang2018.jy@cn.fujitsu.com> wrote:

> ...
>
>
> I have tried this for many different systems, and it doesn't hit the
> failure at least one time. So if no more comments, I would merge the patch
> as below in the next step.
>
> I have a question.we must call sync()? I think syncfs is more accurate.
>
>
Here we use sync() is to make fs metadata/cache being written back before
testing because there is no obtainable file descriptor 'fd' for the ext4
deferred IO (e.g. initialize the journal and inode tables).

-- 
Regards,
Li Wang
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