linux-kernel - Re: [PATCH v2] checkpatch: Add a warning for log messages that don't end in a new line

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Date:   Sun, 26 Nov 2017 18:09:47 +0100 (CET)
From:   Julia Lawall <julia.lawall@...6.fr>
To:     Logan Gunthorpe <logang@...tatee.com>
cc:     linux-kernel@...r.kernel.org, kernel-janitors@...r.kernel.org,
        Andy Whitcroft <apw@...onical.com>,
        Joe Perches <joe@...ches.com>
Subject: Re: [PATCH v2] checkpatch: Add a warning for log messages that don't
 end in a new line



On Sun, 26 Nov 2017, Logan Gunthorpe wrote:

>
>
> On 25/11/17 10:51 PM, Julia Lawall wrote:
> > I don't understand at all the second sentence.  Are you staying with the
> > same call, or moving on to other calls?  Also, it would be the call that
> > is split over multiple lines, not the function split over multiple lines.
>
> Yes, you are correct it should be "call" instead of "function".
>
> > I think this would have been much easier with Cocccinelle where the code
> > is parsed and the control-flow graph is available to see whether there is
> > a pr_cont afterwards.  But if it works, then it is surely good enough.
>
> I don't disagree at all. However, to my knowledge, not a lot of kernel
> developers run a set of coccinelle scripts on their change sets. The
> point is to catch these mistakes before the patch is submitted.

I don't know.  In any case, a Coccinelle script would get run by the 0-day
build testing service, which checks lots of trees.  Perhaps both are
useful, since Joe had some conerns about the amount of relevant context
available in a patch.

julia