Re: [PATCH] headers_check.pl: disallow extern's

Arnd Bergmann
2009-01-03T00:10:20Z

On Saturday 03 January 2009, Arjan van de Ven wrote:
> in addition... what business does the kernel have to provide function
> prototypes to userspace, other than the system call prototypes?

This is the point I raised in my initial comment: we should warn about
all of them if possible. Note that the syscalls.h file is not even
exported. I can't think of a single case where a function protoype
should be exported from the kernel to user space.