On Fri, Nov 16, 2007 at 09:45:13AM -0800, Mike Shapiro wrote:
> At some point a useful thing for us to do would be to extend this concept
> to the core kernel -- much pain over the years could have been saved if
> we scope-reduced the kernel down to a set of valid interfaces to call
> (e.g. DDI, VFS, and other semi-well-defined subsystems).

There's at least one example of using a mapfile in the core kernel to
cordon off the zmod (zlib) subsystem:

http://cvs.opensolaris.org/source/xref/onnv/onnv-gate/usr/src/uts/common/zmod/mapfile
http://cvs.opensolaris.org/source/xref/onnv/onnv-gate/usr/src/uts/common/Makefile.rules#994

- ahl

-- 
Adam Leventhal, FishWorks                        http://blogs.sun.com/ahl
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