linux-um archives
 help / color / mirror / Atom feed
From: Jeff Dike <jdike@addtoit.com>
To: Paul Menage <menage@google.com>
Cc: Benjamin Blum <bblum@google.com>,
	user-mode-linux-devel@lists.sourceforge.net
Subject: Re: [uml-devel] Building/runing UML in SMP mode
Date: Mon, 15 Jun 2009 23:20:52 -0400	[thread overview]
Message-ID: <20090616032052.GA15793@c2.user-mode-linux.org> (raw)
In-Reply-To: <6599ad830906151822v531e0682gbe3ba7f3466768a3@mail.gmail.com>

On Mon, Jun 15, 2009 at 06:22:46PM -0700, Paul Menage wrote:
> On Mon, Jun 15, 2009 at 6:03 PM, Jeff Dike<jdike@addtoit.com> wrote:
> >
> > The problem with SMP on skas0
> 
> Does that mean that it works more easily on skas3?

Yup.  That completely avoids ptrace issues.  I think things should
just about work at that point.  When you have multiple threads on
different CPUs running simultaneously, they will just switch
themselves into the appropriate address space.  I can't think of any
problems with this offhand.

> > I actually had this somewhat working, but the code was a horror show,
> > with much nastiness about ignoring the signals that are needed in
> > order to prevent a detached process from running.
> >
> 
> So it's probably not on the horizon any time soon then?

No - I haven't done much with UML in a while...

				Jeff

-- 
Work email - jdike at linux dot intel dot com

------------------------------------------------------------------------------
Crystal Reports - New Free Runtime and 30 Day Trial
Check out the new simplified licensing option that enables unlimited
royalty-free distribution of the report engine for externally facing 
server and web deployment.
http://p.sf.net/sfu/businessobjects
_______________________________________________
User-mode-linux-devel mailing list
User-mode-linux-devel@lists.sourceforge.net
https://lists.sourceforge.net/lists/listinfo/user-mode-linux-devel


      reply	other threads:[~2009-06-16  3:21 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-06-11 19:02 [uml-devel] Building/runing UML in SMP mode Paul Menage
2009-06-16  1:03 ` Jeff Dike
2009-06-16  1:22   ` Paul Menage
2009-06-16  3:20     ` Jeff Dike [this message]

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=20090616032052.GA15793@c2.user-mode-linux.org \
    --to=jdike@addtoit.com \
    --cc=bblum@google.com \
    --cc=menage@google.com \
    --cc=user-mode-linux-devel@lists.sourceforge.net \
    /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 a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox