Re: [PATCH -v2] x86: allocate cpumask during check irq vectors

From: H. Peter Anvin
Date: Sun Jan 26 2014 - 15:30:24 EST


I strongly disagree with putting variables in file scope when function scope will do, but I do like to see static variables before automatics. Anyway, this is bikeshedding.

Ingo Molnar <mingo@xxxxxxxxxx> wrote:
>
>* H. Peter Anvin <hpa@xxxxxxxxx> wrote:
>
>> s/global/static/, with a big loud comment why it is okay.
>
>It would be a global no matter which form we use, but for
>maintainability reasons I generally prefer a static put right before
>the function that uses it:
>
> static cpumask_t mask;
>
> static func(...)
> {
> }
>
>That makes it really apparent that it's a global - statics are easily
>missed when hiding amongst local variables.
>
>Thanks,
>
> Ingo

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