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Date: Thu, 19 Jul 2007 08:47:16 -0700 From: Arjan van de Ven <arjan@...ux.intel.com> To: "Robert P. J. Day" <rpjday@...dspring.com> CC: Stefan Richter <stefanr@...6.in-berlin.de>, Linux Kernel Mailing List <linux-kernel@...r.kernel.org> Subject: Re: does CONFIG_UNUSED_SYMBOLS have any value anymore? Robert P. J. Day wrote: > On Thu, 19 Jul 2007, Arjan van de Ven wrote: > >> Stefan Richter wrote: >>> Robert P. J. Day wrote: >>> ... >>>> it's not clear if that means that it was a *one-time* transition >>>> aid which is now unnecessary, or whether it's an *ongoing* aid which >>>> might be used at any time. currently, there are no invocations of >>>> EXPORT_UNUSED_SYMBOL[_GPL] anywhere in the tree. so does that mean >>>> this feature can be tossed? or might it still be used every so often? >> it's one of those pieces of infrastructure that get used from time >> to time to phase out symbol exports... we should be more agressive >> about that; about 1/3rd of the exports is not used by anything in >> linux, yet each symbol costs about 100 bytes of memory at runtime. > > ok, so maybe its removal file entry should be deleted if it's going to > hang around. your call. > the removal entry is/was for the symbols *marked*, not for the infrastructure.... - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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