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SubjectRe: [RFC][v8][PATCH 9/10]: Define clone3() syscall
From
Peter,

On Wed, Oct 21, 2009 at 3:03 PM, H. Peter Anvin <hpa@zytor.com> 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/


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