linux-kernel - Re: [PATCH] scripts: add dummy report mode to add

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Message-ID: <f09e32dc-8f17-d09a-b2e4-fb4c0699838e@linuxfoundation.org>
Date:   Mon, 22 Jun 2020 10:14:34 -0600
From:   Shuah Khan <skhan@...uxfoundation.org>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     Matthias Maennich <maennich@...gle.com>,
        Julia Lawall <julia.lawall@...ia.fr>,
        linux-kernel@...r.kernel.org, kernel-team@...roid.com,
        YueHaibing <yuehaibing@...wei.com>, jeyu@...nel.org,
        cocci@...teme.lip6.fr, stable@...r.kernel.org,
        skhan@...uxfoundation.org
Subject: Re: [PATCH] scripts: add dummy report mode to add_namespace.cocci

On 6/22/20 9:06 AM, Greg Kroah-Hartman wrote:
> On Mon, Jun 22, 2020 at 08:46:18AM -0600, Shuah Khan wrote:
>> On 6/22/20 2:03 AM, Matthias Maennich wrote:
>>> On Thu, Jun 04, 2020 at 02:39:18PM -0600, Shuah Khan wrote:
>>>> 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@...ia.fr>
>>>>>> Fixes: c7c4e29fb5a4 ("scripts: add_namespace: Fix coccicheck failed")
>>>>>> Cc: YueHaibing <yuehaibing@...wei.com>
>>>>>> Cc: jeyu@...nel.org
>>>>>> Cc: cocci@...teme.lip6.fr
>>>>>> Cc: stable@...r.kernel.org
>>>>>> Signed-off-by: Matthias Maennich <maennich@...gle.com>
>>>>>
>>>>> Acked-by: Julia Lawall <julia.lawall@...ia.fr>
>>>>>
>>>>> Shuah reported the problem to me, so you could add
>>>>>
>>>>> Reported-by: Shuah Khan <skhan@...uxfoundation.org>
>>>>>
>>>>
>>>> Very cool. No errors with this patch. Thanks for fixing it
>>>> quickly.
>>>
>>> I am happy I could fix that and thanks for confirming. I assume your
>>> Tested-by could be added?
>>
>> Yes
>>
>> Tested-by: Shuah Khan <skhan@...uxfoundation.org>
>>>
>>> Is somebody willing to take this patch through their tree?
>>>
>>
>> My guess is that these go through kbuild git??
> 
> If you want to take this, that's fine with me.  But as I had the
> original file come through my tree, I can take it too.  It's up to you,
> either is ok with me.
> 

Great. Please take this through your tree.

thanks,
-- Shuah