Re: Forest Bond <forest@alittletooquiet.net>,Greg Kroah-Hartman <gregkh@linuxfoundation.org>,devel@driverdev.osuosl.org,linux-kernel@vger.kernel.org

[Julia Lawall <julia.lawall@inria.fr>]

On Mon, 8 Jun 2020, Al Viro wrote:

> On Sun, Jun 07, 2020 at 10:41:56PM +0000, Rodolfo C. Villordo wrote:
> > Multiple line over 80 characters fixes by splitting in multiple lines.
> > Warning found by checkpatch.pl
>
> I doubt that checkpatch.pl can catch the real problems there:
>
> * Hungarian Notation Sucks.  Really.
> * so does CamelCase, especially for wonders like s_uGetRTSCTSRsvTime

Rodolfo,

If you work hard with Coccinelle and python scripting, it can help with
the first two problems.

julia


> * local variables are useful
> * if a long expression keeps cropping up all over the place, you
> probably are missing an inline helper.
>
> PS: this
> > -			buf->time_stamp_off_a = vnt_time_stamp_off(pDevice, wCurrentRate);
> > -			buf->time_stamp_off_b = vnt_time_stamp_off(pDevice, pDevice->byTopCCKBasicRate);
> > +			buf->time_stamp_off_a =
> > +				vnt_time_stamp_off(pDevice, wCurrentRate);
> > +			buf->time_stamp_off_b =
> > +				vnt_time_stamp_off(pDevice,
> > +						   pDevice->byTopCCKBasicRate);
> is no improvement.
>