From: Cyrill Gorcunov <gorcunov@openvz.org>
To: Alan Cox <alan@lxorguk.ukuu.org.uk>
Cc: "H. Peter Anvin" <hpa@zytor.com>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
LKML <linux-kernel@vger.kernel.org>,
Pavel Emelyanov <xemul@parallels.com>,
Jiri Slaby <jslaby@suse.cz>
Subject: Re: [RFC] tty: Add get- ioctls to fetch tty status
Date: Thu, 27 Sep 2012 19:23:33 +0400 [thread overview]
Message-ID: <20120927152333.GN6618@moon> (raw)
In-Reply-To: <20120927161312.1eadd5d6@pyramind.ukuu.org.uk>
On Thu, Sep 27, 2012 at 04:13:12PM +0100, Alan Cox wrote:
> > Well, sure inside our tool before doing checkpoint we stop all
> > tasks which are part of dumpee process tree. This unfortunatly
> > doesn't apply to these ioctl calls. Peter, any idea how to deal
> > with that?
>
> I suspect you can't deal with that. Which isn't to say you can't still
> build something useful. The query interfaces are trivial enough and
> beyond that it's simply a case of documenting that they are not intended
> to be generically "safe" but provide a spot sample.
I see, thanks Alan!
> Otherwise - TICOGPKT is specific to pty devices. Please therefore put it
> in the pty.c code and note that not all platforms use asm-geneic TTY
> ioctls so check carefully they all build.
I put it into tty_ioctl.c simply because TIOCPKT was there already so
I thought it's good idea to keep them close to each other in code.
next prev parent reply other threads:[~2012-09-27 15:23 UTC|newest]
Thread overview: 34+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-09-13 9:56 [RFC] tty: Add get- ioctls to fetch tty status Cyrill Gorcunov
2012-09-13 11:46 ` Jiri Slaby
2012-09-13 11:51 ` Cyrill Gorcunov
2012-09-13 12:51 ` Alan Cox
2012-09-13 12:54 ` Cyrill Gorcunov
2012-09-13 16:25 ` Alan Cox
2012-09-13 16:41 ` Cyrill Gorcunov
2012-09-22 18:06 ` Cyrill Gorcunov
2012-09-22 20:07 ` Greg Kroah-Hartman
2012-09-22 20:11 ` Cyrill Gorcunov
2012-09-22 21:52 ` Cyrill Gorcunov
2012-09-23 1:09 ` Greg Kroah-Hartman
2012-09-23 6:40 ` Cyrill Gorcunov
2012-09-23 14:46 ` H. Peter Anvin
2012-09-23 15:21 ` Cyrill Gorcunov
2012-09-24 14:14 ` Cyrill Gorcunov
2012-09-27 14:05 ` Cyrill Gorcunov
2012-09-27 14:14 ` Alan Cox
2012-09-27 14:14 ` Cyrill Gorcunov
2012-09-27 14:17 ` H. Peter Anvin
2012-09-27 14:21 ` Cyrill Gorcunov
2012-09-27 14:43 ` H. Peter Anvin
2012-09-27 14:48 ` Cyrill Gorcunov
2012-09-27 15:05 ` H. Peter Anvin
2012-09-27 15:13 ` Alan Cox
2012-09-27 15:23 ` Cyrill Gorcunov [this message]
2012-09-27 16:00 ` Alan Cox
2012-09-27 16:06 ` Cyrill Gorcunov
2012-09-27 15:47 ` Cyrill Gorcunov
2012-09-22 23:15 ` Alan Cox
2012-09-23 1:43 ` Eric W. Biederman
2012-09-23 6:40 ` Cyrill Gorcunov
2012-09-23 14:44 ` H. Peter Anvin
2012-09-23 15:22 ` Cyrill Gorcunov
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20120927152333.GN6618@moon \
--to=gorcunov@openvz.org \
--cc=alan@lxorguk.ukuu.org.uk \
--cc=gregkh@linuxfoundation.org \
--cc=hpa@zytor.com \
--cc=jslaby@suse.cz \
--cc=linux-kernel@vger.kernel.org \
--cc=xemul@parallels.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.