From mboxrd@z Thu Jan 1 00:00:00 1970 From: "H. Peter Anvin" Subject: Re: [PATCH 0/4] Helper patches for PTY namespaces Date: Sat, 12 Apr 2008 11:09:31 -0700 Message-ID: <4800FADB.3090406@zytor.com> References: <20080412172933.GA19295@us.ibm.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <20080412172933.GA19295-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: containers-bounces-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org Errors-To: containers-bounces-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org To: sukadev-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org Cc: "Eric W. Biederman" , linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Containers , Pavel Emelyanov List-Id: containers.vger.kernel.org sukadev-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org wrote: > Some simple helper patches to enable implementation of multiple PTY > (or device) namespaces. > > [PATCH 1/4]: Propagate error code from devpts_pty_new > [PATCH 2/4]: Factor out PTY index allocation > [PATCH 3/4]: Move devpts globals into init_pts_ns > [PATCH 3/4]: Enable multiple mounts of /dev/pts > > This patchset is based on earlier versions developed by Serge Hallyn > and Matt Helsley. Any measurable performance impact when not using these kinds of namespaces? -hpa