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SubjectRe: Adding kmap_atomic_prot_pfn
Keith Packard wrote:
> On Fri, 2008-10-24 at 09:33 +0200, Thomas Hellström wrote:
>
>> Keith,
>>
>> What you actually are doing here is claiming copyright on code that
>> other people have written, and tighten the export restrictions.
>> kmap_atomic_prot_pfn() appeared long ago in drm git with identical code
>> and purpose, but with different authors, and iounmap_atomic is identical
>> to kunmap_atomic.
>>
>
> Yeah, I just stuck my usual license header on it and didn't think about
> authorship. I'll fix that, once we figure out what the appropriate name
> is.
>
> But, as this code is clearly a trivial adaptation of the existing kernel
> code, it should carry a GPLv2 license. I'm also not particular as to the
> EXPORT restriction, I was just following the EXPORT advice given for the
> other newly exposed kernel symbols we're using.
>
>
Thanks, Keith.

If there is a chance that people who do want the EXPORT_SYMBOL_GPL
restriction are OK to go with just EXPORT_SYMBOL(), I guess that would
fit best considering what's already exported and doable in drivers today.

/Thomas








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