Messages in this thread | | | Date | Thu, 29 Jun 2006 04:08:01 -0700 | From | Andrew Morton <> | Subject | Re: [2.6 PATCH] Exporting mmu_cr4_features again for i386 & x86_64 |
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On Thu, 29 Jun 2006 12:55:36 +0200 Andi Kleen <ak@suse.de> wrote:
> On Thursday 29 June 2006 01:01, Milena Milenkovic wrote: > > Hi all, > > > > The mmu_cr4_features variable was "unexported" in 2.6.12 kernel > > (A patch submitted by Adrian Bunk, [2.6 patch] unexport mmu_cr4_features). > > Normal policy is to unexport symbols that are not used in the core > kernel. > > However I think there is a deprecation policy with prior > warning that might not have been followed here.
We have EXPORT_UNUSED_SYMBOL() and EXPORT_UNUSED_SYMBOL_GPL() as of this morning. We can convert unused exports to use those and users will get a nasty warning at modprobe-time when they use the exported symbols.
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