Messages in this thread | | | Date | Mon, 8 Feb 2016 23:24:49 +0100 | From | Sam Ravnborg <> | Subject | Re: [PATCH 5/6] create/adjust generated/expsyms.h |
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On Mon, Feb 08, 2016 at 03:28:34PM -0500, Nicolas Pitre wrote: > Given the list of exported symbols needed by all modules, we can create > a header file containing preprocessor defines for each of those symbols. > Also, when some symbols are added and/or removed from the list, we can > update the time on the corresponding files used as build dependencies for > those symbols. And finally, if any symbol did change state, the > corresponding source files must be rebuilt. > > The insertion or removal of an EXPORT_SYMBOL() entry within a module may > create or remove the need for another exported symbol. This is why this > operation has to be repeated until the list of needed exported symbols > becomes stable. Only then the final kernel and modules link take place.
Could this magic with vmlinux_recursive have been implemented in a more obvious way in link-vmlinux.sh? One of the purposes with link-vmlinux.sh was to make the final link stage more readable and this patch goes in the other direction.
Sam
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