Hi Robert... On Thu, Sep 24, 2009 at 11:46 PM, Robert P. J. Day <rpjday@xxxxxxxxxxxxxx> wrote: > but note that this isn't just for x86. i did a scan of the whole > tree, and i didn't find a single architecture that checked that first > argument. at least not anymore. unless i somehow screwed up my > search command. > > can you tell if any arch actually checks that first arg? Not exactly "checking", but pls check http://lxr.linux.no/#linux+v2.6.31/arch/sparc/include/asm/uaccess_32.h#L49. There you will a kinda strange macro (at least for me) .... (void)(type) then followed by __access_ok() macro. -- regards, Mulyadi Santosa Freelance Linux trainer blog: the-hydra.blogspot.com -- To unsubscribe from this list: send an email with "unsubscribe kernelnewbies" to ecartis@xxxxxxxxxxxx Please read the FAQ at http://kernelnewbies.org/FAQ