Re: [PATCH 10/30] staging: sync: Export sync API symbols

From: Greg KH
Date: Fri Mar 01 2013 - 08:55:28 EST


On Fri, Mar 01, 2013 at 12:21:24AM -0800, Erik Gilling wrote:
> On Thu, Feb 28, 2013 at 7:59 PM, John Stultz <john.stultz@xxxxxxxxxx> wrote:
> >> Also, EXPORT_SYMBOL_GPL() perhaps?
> >>
> >> And who is using these exports?
> >
> >
> > From some quick git grepping...
>
> As John pointed out, the exynos and msm display and code uses them. I
> know nvidia is working on adding suport to their tegra tree. My knee
> jerk reaction is to make the export as permissible as possible. That
> being said, all of the ARM SoC vendors I've worked with have GPL
> kernel drivers even if their user space is closed. I'll reach out to
> them and ask for their opinions. Are there any issues with keeping
> them EXPORT_SYMBOL?

There's no "issues", it's just that it is preferred by some people and
companies to add new symbols to the kernel in this manner. It's really
up to you / Google as you are the ones contributing the code.

thanks,

greg k-h
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