linux-kernel - Re: [PATCH v3 0/8] coccicheck: modernize

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Message-ID: <alpine.DEB.2.02.1606212211210.2040@localhost6.localdomain6>
Date:	Tue, 21 Jun 2016 22:13:31 +0200 (CEST)
From:	Julia Lawall <julia.lawall@...6.fr>
To:	"Luis R. Rodriguez" <mcgrof@...nel.org>
cc:	Gilles Muller <Gilles.Muller@...6.fr>, nicolas.palix@...g.fr,
	mmarek@...e.com, linux-kernel@...r.kernel.org,
	akpm@...ux-foundation.org, gregkh@...uxfoundation.org,
	markivx@...eaurora.org, stephen.boyd@...aro.org,
	zohar@...ux.vnet.ibm.com, broonie@...nel.org,
	ming.lei@...onical.com, tiwai@...e.de, johannes@...solutions.net,
	chunkeey@...glemail.com, hauke@...ke-m.de,
	jwboyer@...oraproject.org, dmitry.torokhov@...il.com,
	dwmw2@...radead.org, jslaby@...e.com,
	torvalds@...ux-foundation.org, deepa.kernel@...il.com,
	cocci@...teme.lip6.fr
Subject: Re: [PATCH v3 0/8] coccicheck: modernize



On Tue, 21 Jun 2016, Luis R. Rodriguez wrote:

> This v3 series addresses the feedback from the last v2 series
> on the coccicheck enhancements [0], namely:
> 
> o it drops the indexing heuristics in favor for a .cocciconfig use
> o drops glimpse support as its simply not well maintained, recommends
>   idutils instead.
> o adds a Linux .cocciconfig -- the assumption is you'd run spatch when
>   you're at the top level of the kernel. This has not only the side effect
>   of picking up .cocciconfig, but also that the coccicheck use of the
>   make variables passed on are assumed to be correct given the base
>   directory as the current directory.

I don't understand this point.  Coccinelle picks up the .cocciconfig, if 
any, of the directory on which you want to work, not of the current one.

julia

> o makes SPFLAGS more useful by ensuring it is always at the end of options
> o rebases on top of Deepa Dinamani's patch
>   "coccicheck: Allow for overriding spatch flags", under the assumption this
>   is already merged. I don't see it on linux-next but I do think Michal
>   has merged already onto his tree. This is also rebased on to linux-next
>   next-20160621
> 
> These changes are also visible on kernel.org, on a branch based on linux-next
> next-20160621 with Deepa's commit merged first.
> 
> [0] http://lkml.kernel.org/r/1466116292-21843-1-git-send-email-mcgrof@kernel.org
> [1] https://git.kernel.org/cgit/linux/kernel/git/mcgrof/linux-next.git/log/?h=20160621-cocciconfig-v3
> 
> Luis R. Rodriguez (8):
>   coccicheck: move spatch binary check up
>   coccicheck: make SPFLAGS more useful
>   coccicheck: enable parmap support
>   coccicheck: replace --very-quiet with --quit when debugging
>   scripts: add Linux .cocciconfig for coccinelle
>   coccicheck: add support for requring a coccinelle version
>   coccicheck: refer to coccicheck bottest wiki for documentation
>   scripts/coccinelle: require coccinelle >= 1.0.4 on
>     device_node_continue.cocci
> 
>  .cocciconfig                                       |  3 +
>  .gitignore                                         |  1 +
>  scripts/coccicheck                                 | 98 ++++++++++++++++++++--
>  .../iterators/device_node_continue.cocci           |  3 +
>  4 files changed, 96 insertions(+), 9 deletions(-)
>  create mode 100644 .cocciconfig
> 
> -- 
> 2.8.2
> 
>