On Mon, Jul 9, 2012 at 4:05 AM, Jiang Liu <jiang....@huawei.com> wrote:
> Hi Bjorn and Yinghai,
> What's the policy to export a symbol by EXPORT_SYMBOL()
> or EXPORT_SYMBOL_GPL()? I know the legal difference, but don't
> know when I should mark a symbol as GPL.
>From Documentation/DocBook/kernel-hacking.tmpl,
EXPORT_SYMBOL_GPL implies that the function is considered
an internal implementation issue, and not really an interface.
So I use EXPORT_SYMBOL_GPL unless I'm willing to support the symbol as
an interface indefinitely.
Bjorn
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