Messages in this thread | | | Date | Tue, 27 Jan 2009 17:02:15 -0800 | From | "H. Peter Anvin" <> | Subject | Re: [: [git pull] headers_check fixes] |
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Linus Torvalds wrote: >>> >> This is probably true. I think we should add this as one more of the >> preprocessing rules which we really should just do, as well as automatic >> mangling of integer types. > > Btw, the really scary thing is that I bet there are programs out there > that "know" about kernel internals, and do things like > > #define CONFIG_SMP 1 > #define __KERNEL__ 1 > #include <asm/atomic.h> > > in order to get the atomic helpers from the kernel, and using CONFIG_xyz > markers to force the exact version they want. > > And we will inevitably always end up breaking stuff like that. Nothing we > can do about it - in the end, users can do infinitely odd things and know > about our internals, and whatever changes we do will occasionally break > some of the more incestuous code. >
Yes, that's just PEBKAC.
-hpa
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