Hi Heinrich & Michael, What about the following?: [ NOTES GCC provides a similar function, which may be useful on archi‐ tectures that lack this system call: void __builtin___clear_cache(void *begin, void *end); ] Cheers, Alex On 12/9/20 7:04 PM, Heinrich Schuchardt wrote: > Hello Michael, > > function cacheflush() does not exist on many architectures. > > It would have saved me a lot of time if the man-page had referenced GCC's > > void __builtin___clear_cache(void *begin, void *end) > > Maybe you can add it to NOTES. > > Best regards > > heirnich -- Alejandro Colomar Linux man-pages comaintainer; http://www.kernel.org/doc/man-pages/ http://www.alejandro-colomar.es