Messages in this thread | | | Date | Tue, 18 Apr 2006 16:09:27 +0200 | From | Adrian Bunk <> | Subject | Re: [RFC PATCH 1/2] Makefile: export-symbol usage report generator. |
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On Thu, Apr 13, 2006 at 05:38:26AM -0700, Ram Pai wrote:
> I ran a report to extract export-symbol usage by kernel modules. The results > are at http://www.sudhaa.com/~ram/misc/export_report.txt > > The report lists: > 1. All the exported symbols and their usage counts by in-kernel modules. > 2. for each in-kernel module, lists the modules and the exported symbols > from those modules, that it depends on. > > Highlights: > On x86 architecture > (1) 880 exported symbols not used by any in-kernel modules. > (2) 1792 exported symbols used only once. > > I hope this report/tool shall help all inkernel modules to revisit their usage > of kernel interfaces. > > This patch integrates the report-generator into the kernel build process. After > applying this patch, invoke 'make export_report' and it creates the report in > Documentation/export_report.txt >...
I like your patch, but I have observed two issues: - please don't force an allmodconfig, simply use the currently compiled kernel - please output to stdout instead of a fixed file
This way, it would also be consistent with other Makefile targets like namespacecheck.
cu Adrian
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