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From: Shuah Khan <skhan@linuxfoundation.org>
To: Julia Lawall <julia.lawall@inria.fr>,
	Matthias Maennich <maennich@google.com>
Cc: Shuah Khan <skhan@linuxfoundation.org>,
	YueHaibing <yuehaibing@huawei.com>,
	linux-kernel@vger.kernel.org, stable@vger.kernel.org,
	jeyu@kernel.org, kernel-team@android.com, cocci@systeme.lip6.fr
Subject: Re: [Cocci] [PATCH] scripts: add dummy report mode to add_namespace.cocci
Date: Thu, 4 Jun 2020 14:39:18 -0600
Message-ID: <bf757b9d-6a67-598b-ed6e-7ee24464abfa@linuxfoundation.org> (raw)
In-Reply-To: <alpine.DEB.2.21.2006042130080.2577@hadrien>

On 6/4/20 1:31 PM, Julia Lawall wrote:
> 
> 
> On Thu, 4 Jun 2020, Matthias Maennich wrote:
> 
>> When running `make coccicheck` in report mode using the
>> add_namespace.cocci file, it will fail for files that contain
>> MODULE_LICENSE. Those match the replacement precondition, but spatch
>> errors out as virtual.ns is not set.
>>
>> In order to fix that, add the virtual rule nsdeps and only do search and
>> replace if that rule has been explicitly requested.
>>
>> In order to make spatch happy in report mode, we also need a dummy rule,
>> as otherwise it errors out with "No rules apply". Using a script:python
>> rule appears unrelated and odd, but this is the shortest I could come up
>> with.
>>
>> Adjust scripts/nsdeps accordingly to set the nsdeps rule when run trough
>> `make nsdeps`.
>>
>> Suggested-by: Julia Lawall <julia.lawall@inria.fr>
>> Fixes: c7c4e29fb5a4 ("scripts: add_namespace: Fix coccicheck failed")
>> Cc: YueHaibing <yuehaibing@huawei.com>
>> Cc: jeyu@kernel.org
>> Cc: cocci@systeme.lip6.fr
>> Cc: stable@vger.kernel.org
>> Signed-off-by: Matthias Maennich <maennich@google.com>
> 
> Acked-by: Julia Lawall <julia.lawall@inria.fr>
> 
> Shuah reported the problem to me, so you could add
> 
> Reported-by: Shuah Khan <skhan@linuxfoundation.org>
> 

Very cool. No errors with this patch. Thanks for fixing it
quickly.

thanks,
-- Shuah



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Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-06-04 16:41 Matthias Maennich
2020-06-04 19:31 ` Julia Lawall
2020-06-04 20:39   ` Shuah Khan [this message]
2020-06-22  8:03     ` Matthias Maennich
2020-06-22  8:59       ` Julia Lawall
2020-06-22 14:46       ` Shuah Khan
2020-06-22 15:06         ` Greg Kroah-Hartman
2020-06-22 16:14           ` Shuah Khan

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