Messages in this thread | | | Date | Thu, 23 Apr 2020 18:05:44 -0700 | From | Jakub Kicinski <> | Subject | Re: [PATCH] firmware_loader: re-export fw_fallback_config into firmware_loader's own namespace |
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On Thu, 23 Apr 2020 20:31:40 +0000 Luis R. Rodriguez wrote: > From: Luis Chamberlain <mcgrof@kernel.org> > > Christoph's recent patch "firmware_loader: remove unused exports", which > is not merged upstream yet, removed two exported symbols. One is fine to > remove since only built-in code uses it but the other is incorrect. > > If CONFIG_FW_LOADER=m so the firmware_loader is modular but > CONFIG_FW_LOADER_USER_HELPER=y we fail at mostpost with: > > ERROR: modpost: "fw_fallback_config" [drivers/base/firmware_loader/firmware_class.ko] undefined! > > This happens because the variable fw_fallback_config is built into the > kernel if CONFIG_FW_LOADER_USER_HELPER=y always, so we need to grant > access to the firmware loader module by exporting it. > > Instead of just exporting it as we used to, take advantage of the new > kernel symbol namespacing functionality, and export the symbol only to > the firmware loader private namespace. This would prevent misuses from > other drivers and makes it clear the goal is to keep this private to > the firmware loader alone. > > Cc: Christoph Hellwig <hch@lst.de> > Cc: Randy Dunlap <rdunlap@infradead.org> > Cc: Stephen Rothwell <sfr@canb.auug.org.au> > Fixes: "firmware_loader: remove unused exports"
Can't help but notice this strange form of the Fixes tag, is it intentional?
> Reported-by: Randy Dunlap <rdunlap@infradead.org> > Signed-off-by: Luis Chamberlain <mcgrof@kernel.org>
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