kbuild: re-export VERSION, PATCHLEVEL, SUBLEVEL
Eric Sandeen <sandeen@sgi.com> pointed out that it is usefull to have access to VERSION, PATCHLEVEL, SUBLEVEL in external modules, and gooling a litte confirmed this. So re-export them. Usage within the kernel is still discouraged but possible. Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
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Makefile
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@ -338,7 +338,7 @@ AFLAGS := -D__ASSEMBLY__
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# Read KERNELRELEASE from .kernelrelease (if it exists)
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KERNELRELEASE = $(shell cat .kernelrelease 2> /dev/null)
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export KERNELRELEASE \
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export VERSION PATCHLEVEL SUBLEVEL KERNELRELEASE \
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ARCH CONFIG_SHELL HOSTCC HOSTCFLAGS CROSS_COMPILE AS LD CC \
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CPP AR NM STRIP OBJCOPY OBJDUMP MAKE AWK GENKSYMS PERL UTS_MACHINE \
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HOSTCXX HOSTCXXFLAGS LDFLAGS_MODULE CHECK CHECKFLAGS
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