[Cocci] coccinelle: Convert comma to semicolons (was Re: [PATCH] checkpatch: Add test for comma use that should be semicolon)

[Julia Lawall]

On Sun, 27 Sep 2020, Joe Perches wrote:

> On Sun, 2020-09-27 at 19:08 +0200, Julia Lawall wrote:
> > I end up with 208 patches.  I'm not sure that sending them all at once
> > would be a good idea...
>
> Last I looked the diffstat for comma -> semicolon was:
>
> 234 files changed, 509 insertions(+), 509 deletions(-)
>
> So it would be nearly 1 patch per individual file,

I have 282 files.

>
> Greg KH does send hundreds of patches for -stable at a time.
>
> So, maybe or maybe not send them all at once.
> Maybe send it in batches of 25 or so.
>
> There's no single right way to do this.
>
> Maybe put up a git tree somewhere and let the
> kernel-robot test compilation.

I compiled all but about 15 and checked those 15 an extra time.

I'll try the small batch approach to get started.

thanks,
julia

> (A nicety might be for the kernel-robot to have some
>  option to test pre and post compilation object code
>  differences with an optional report)
>
> When I automated 491 patches for /* fallthrough */ to
> fallthrough;, the robot caught a couple problems which
> was great.
>
> https://repo.or.cz/linux-2.6/trivial-mods.git/shortlog/refs/heads/20200310_fallthrough_2
>
> I only posted the first ~30 patches though with
> about 50% acceptance. Gustavo Silva picked up the
> effort and did a great job.  Eventually, a single
> treewide patch was posted and accepted by Linus for
> this though after dozens of individual patches went
> through various maintainer trees:
>
> $ git log --shortstat -1 df561f6688fe
> commit df561f6688fef775baa341a0f5d960becd248b11
> Author: Gustavo A. R. Silva <gustavoars at kernel.org>
> Date:   Sun Aug 23 17:36:59 2020 -0500
>
>     treewide: Use fallthrough pseudo-keyword
>
>     Replace the existing /* fall through */ comments and its variants with
>     the new pseudo-keyword macro fallthrough[1]. Also, remove unnecessary
>     fall-through markings when it is the case.
>
>     [1] https://www.kernel.org/doc/html/v5.7/process/deprecated.html?highlight=>
>
>     Signed-off-by: Gustavo A. R. Silva <gustavoars at kernel.org>
>
>  1148 files changed, 2667 insertions(+), 2737 deletions(-)
>
>
>