Re: [PATCH v3 0/5] lib: rework bitmap_parselist and tests

From: Andy Shevchenko
Date: Wed Apr 03 2019 - 07:23:48 EST


On Wed, Apr 03, 2019 at 07:54:27AM +0300, Yury Norov wrote:
> On Wed, Apr 03, 2019 at 07:45:35AM +0300, Yury Norov wrote:
> > bitmap_parselist has been evolved from a pretty simple idea for long and
> > now lacks for refactoring. It is not structured, has nested loops and a
> > set of opaque-named variables.
> >
> > Things are more complicated because bitmap_parselist() is a part of user
> > interface, and its behavior should not change.
> >
> > In this patchset
> > - bitmap_parselist_user() made a wrapper on bitmap_parselist();
> > - bitmap_parselist() reworked (patch 2);
> > - time measurement in test_bitmap_parselist switched to ktime_get
> > (patch 3);
> > - new tests introduced (patch 4), and
> > - bitmap_parselist_user() testing enabled with the same testset as
> > bitmap_parselist() (patch 5).
> >
> > v1: https://lkml.org/lkml/2018/12/23/50
> > v2: https://www.spinics.net/lists/kernel/msg3048976.html
> > v3: Implementation of an approach with copying the data to
> > kernel space in bitmap_parselist_user() instead of parsing
> > user data byte by byte. For me, it looks better than v2.

> I'm sorry for noise. My mail server works unstable, and it would be
> better to submit patches 4 and 5 a bit later. They are actually the
> same as in v2.

May you send then v4 with my (and others if any) comments being addressed?

--
With Best Regards,
Andy Shevchenko