Messages in this thread | | | Date | Mon, 10 Nov 2003 08:35:11 -0800 (PST) | From | Davide Libenzi <> | Subject | Re: syscall numbers larger than 255? |
| |
On Mon, 10 Nov 2003, Chris Friesen wrote:
> > Just a quick and simple question for someone that knows the answer. > > Stock 2.4.20 for i386 uses syscalls up to 252. I want to add about a > half-dozen new syscalls (forward porting stuff that we've got on 2.4.18). > > Does x86 support syscall numbers > 255? If yes, do I have to do > anything special to use them? If not, what are my options?
Currently there's a discrepancy between include/asm-i386/unistd.h and arch/i386/kernel/entry.S. While the first define function numbers up to 252, the entry.S file fill up the table up to 258 (epoll crosses the 255 boundary :).
- Davide
- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
| |