Thank you both these will all be very helpful! Cheers! On Apr 4, 2014 11:11 PM, "Augusto Mecking Caringi" <augustocari...@gmail.com> wrote:
> On Fri, Apr 4, 2014 at 9:20 PM, Adam Fowler <ajf2...@columbia.edu> wrote: > >> Hi Everyone, >> I am trying to learn the linux kernel via the book Linux Kernel >> Development 3rd edition by Robert Love, and in it he advises to use the >> macro _syscallX to allow access to user added syscalls not wrapped by glibc >> functions. In my attempt to add a system call this macro failed me and >> after a little man page perusal I noticed _syscallX is obselete. Is it >> considered a better practice to declare the asmlinkage int sys_X(..) >> declaration myself instead of using this obsolete macro? Or did syscall(2) >> replace it? And if it was replaced does anyone have a reference they could >> point me for adding system calls in kernel 3.10 or similar? thank you in >> advance! >> > Hi, > > To call a new/generic syscall in userspace, take a look here: > > http://www.gnu.org/software/libc/manual/html_node/System-Calls.html > > To add a new syscall to a recent kernel, take a look here: > > http://blog.techveda.org/adding-system-calls-linux-kernel-3-5-x/ > > -- > Augusto Mecking Caringi >
_______________________________________________ Kernelnewbies mailing list Kernelnewbies@kernelnewbies.org http://lists.kernelnewbies.org/mailman/listinfo/kernelnewbies