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SubjectRe: [PATCH] security: Use IS_ENABLED() instead of checking for built-in or module
On Thu, Jul 14, 2016 at 4:54 PM, Casey Schaufler <> wrote:
> On 7/14/2016 12:57 PM, Paul Moore wrote:
>> On Thu, Jul 14, 2016 at 12:30 PM, Casey Schaufler
>> <> wrote:
>>> On 7/14/2016 9:20 AM, Javier Martinez Canillas wrote:
>>>> Hello Casey,
>>>> On 07/14/2016 12:17 PM, Casey Schaufler wrote:
>>>>> On 7/14/2016 9:00 AM, Javier Martinez Canillas wrote:
>>>>>> The IS_ENABLED() macro checks if a Kconfig symbol has been enabled either
>>>>>> built-in or as a module, use that macro instead of open coding the same.
>>>>> Why?
>>>> Why not? We have a macro for this so why is better to open coding it?
>>> Unless there is a real advantage to IS_ENABLED() over ifdef there
>>> is no value in making the change. Any change can introduce a problem,
>>> so we don't make changes based on "why not". It's called code churn.
>> I think the IS_ENABLED() macro makes the code more readable by helping
>> abstract away some of the Kconfig/module details; not to mention it
>> provides some insulation from Kconfig changes (although I suppose it
>> is doubtful this will be a real issue anytime soon).
>> Javier, if you want to respin this patch without the Smack changes
>> I'll merge it into the SELinux tree (not for the v4.8 merge window,
>> but for the next merge window). However, if Casey changes his mind
>> and ACKs this patch, I'll go ahead and merge the original patch.
> Don't let me stand in the way. If you think it's worth
> doing go ahead and add my ACK.

I think it's a reasonable patch and I'm at that point in the day where
I'm looking for distractions so I just added it to the selinux#next
queue; once the merge window closes I'll rotate this into my next

paul moore

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