[LTP] [PATCH] tst_device: add new tst_dev_sync

Li Wang liwang@redhat.com
Wed Jan 8 11:46:01 CET 2020


On Tue, Jan 7, 2020 at 6:11 PM Cyril Hrubis <chrubis@suse.cz> wrote:

> Hi!
> >  This function reads test block device stat file
> (/sys/block/<device>/stat) and
> > -returns the bytes written since the last invocation of this function.
> > +returns the bytes written since the last invocation of this function.
> To avoid
> > +FS deferred IO metadata/cache interferes the result, we suggest doing
> "syncfs"
>                                  |   interfecence    |
>

Thanks.

>
> > +before the tst_dev_bytes_written first invocation. And an inline
> function named
> > +tst_dev_sync is created for that intention.
>
> Other than this it looks good to me, thanks for doing this, acked.
>

Pushed.

-- 
Regards,
Li Wang
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.linux.it/pipermail/ltp/attachments/20200108/8350ae6e/attachment.htm>


More information about the ltp mailing list