Re: [PATCH v3 0/5] lib: rework bitmap_parselist and tests
From: Yury Norov
Date: Wed Apr 03 2019 - 00:54:51 EST
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.