FreeLists / haiku-development / [haiku-development] Re: 64-bit syscalls in real_time_clock.c

["Rene Gollent" <anevilyak@xxxxxxxxx>]

>  Syscalls are only the functions declared in
>  headers/private/kernel/syscalls.h. The build system automatically generates
>  the userland-side stubs calling the kernel and the kernel-side jump table
>  referencing the respective _user_*() functions. Any other function you find
>  in userland must have an implementation somewhere.
>
>  It is also worth mentioning that a good deal of libroot code is recompiled
>  for the kernel (cf. src/system/kernel/lib). Therefore you'll often find some
>  libroot function calling a _kern_*() syscall and a normal function with just
>  that signature implemented in the kernel. Other functions, like
>  real_time_clock_usecs(), find_thread(), etc. are simply implemented
>  separately for libroot and for the kernel.

Understood, much thanks for the clarification :)

Regards,

Rene