From mboxrd@z Thu Jan 1 00:00:00 1970 From: Michael Kerrisk Subject: Re: [RFC][v8][PATCH 9/10]: Define clone3() syscall Date: Thu, 22 Oct 2009 12:26:48 +0200 Message-ID: References: <20091013044925.GA28181@us.ibm.com> <20091013045439.GI28435@us.ibm.com> <20091016042041.GA7220@us.ibm.com> <20091016180631.GA31036@us.ibm.com> <20091019174405.GE27627@count0.beaverton.ibm.com> <4ADCDAA8.5080408@zytor.com> <20091019235012.GF27627@count0.beaverton.ibm.com> <4ADF06B7.50508@zytor.com> Reply-To: mtk.manpages@gmail.com Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Return-path: In-Reply-To: <4ADF06B7.50508@zytor.com> Sender: linux-kernel-owner@vger.kernel.org To: "H. Peter Anvin" Cc: Matt Helsley , Sukadev Bhattiprolu , randy.dunlap@oracle.com, arnd@arndb.de, Containers , Nathan Lynch , linux-kernel@vger.kernel.org, Louis.Rilling@kerlabs.com, "Eric W. Biederman" , kosaki.motohiro@jp.fujitsu.com, mingo@elte.hu, linux-api@vger.kernel.org, torvalds@linux-foundation.org, Alexey Dobriyan , roland@redhat.com, Pavel Emelyanov List-Id: linux-api@vger.kernel.org Peter, On Wed, Oct 21, 2009 at 3:03 PM, H. Peter Anvin wrote: > On 10/21/2009 01:26 PM, Michael Kerrisk wrote: >> >> My question here is: what does "3" actually mean? In general, system >> calls have not followed any convention of numbering to indicate >> successive versions -- clone2() being the one possible exception that >> I know of. >> > > "3" is number of arguments. sys_clone3(struct clone_struct __user *ucs, pid_t __user *pids) It appears to me that the number of arguments is 2. > It's better than "extended" or something like > that simply because "extended" just means "more than", and a number at least > tells you *how much more than*. I'm not sure why you think including a number in the name tells us "how much more than". Unless you are considering the numbering to be version numbers, which apparently is not what you mean. Thanks, Michael -- Michael Kerrisk Linux man-pages maintainer; http://www.kernel.org/doc/man-pages/ Author of "The Linux Programming Interface" http://blog.man7.org/