On Fri, 26 Aug 2022 14:58:38 +1000
David Gibson <david(a)gibson.dropbear.id.au> wrote:

> [...]
>
> +++ b/passt.1
> @@ -15,7 +15,10 @@
>  [\fIOPTION\fR]...
>  .br
>  .B pasta
> -[\fIOPTION\fR]... [\fIPID\fR|\fIPATH\fR|\fINAME\fR]
> +[\fIOPTION\fR]... [\fIPID\fR]
> +.br
> +.B pasta
> +[\fIOPTION\fR]... \fB--netns\fR [\fIPATH\fR|\fINAME\fR]
>  
>  .SH DESCRIPTION
>  
> @@ -59,7 +62,7 @@ or with the \fBqrap\fR(1) wrapper.
>  equivalent functionality to network namespaces, as the one offered by
>  \fBpasst\fR for virtual machines.
>  
> -If PID, PATH or NAME are given, \fBpasta\fR associates to an existing user and
> +If PID or --netns are given, \fBpasta\fR associates to an existing user and
>  network namespace. Otherwise, \fBpasta\fR creates a new user and network
>  namespace, and spawns an interactive shell within this context. A \fItap\fR
>  device within the network namespace is created to provide network connectivity.
> @@ -445,7 +448,14 @@ Default is \fBauto\fR.
>  Target user namespace to join, as a path. If PID is given, without this option,
>  the user namespace will be the one of the corresponding process.
>  
> -This option requires PID, PATH or NAME to be specified.
> +This option requires --netns or a PID to be specified.
> +
> +.TP
> +.BR \-\-netns " " \fIspec
> +Target network namespace to join, as a path or a name.  A name is treated as
> +with \fBip-netns(8)\fR as a equivalent to a path in \fI/run/netns\fR.

an equivalent (I can fix this up on merge).

-- 
Stefano