Re: Intel P6 vs P7 system call performance

From: Ulrich Drepper (drepper@redhat.com)
Date: Tue Dec 17 2002 - 14:53:32 EST


Linus Torvalds wrote:
>

> The only ones I found from a quick grep are
> - sys_recvfrom
> - sys_sendto
> - sys_mmap2()
> - sys_ipc()

All but mmap2 do not use 6 parameters. They are implemented via the
sys_ipc multiplexer which takes the stack pointer as an argument which
then helps to locate the parameters.

-- 
--------------.                        ,-.            444 Castro Street
Ulrich Drepper \    ,-----------------'   \ Mountain View, CA 94041 USA
Red Hat         `--' drepper at redhat.com `---------------------------

- 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/



This archive was generated by hypermail 2b29 : Mon Dec 23 2002 - 22:00:17 EST