From: Jeff Dike <jdike@addtoit.com>
To: Tom Hughes <thh@cyberscience.com>
Cc: "D. Bahi" <dbahi@enterasys.com>,
Nicholas Nethercote <njn25@cam.ac.uk>,
user-mode-linux-devel@lists.sourceforge.net,
valgrind-users@lists.sourceforge.net, jdike@sonycom.com
Subject: Re: [Valgrind-users] Re: [uml-devel] Re: UML and valgrind
Date: Wed, 04 Aug 2004 14:00:23 -0400 [thread overview]
Message-ID: <200408041800.i74I0Nvv007667@ccure.user-mode-linux.org> (raw)
In-Reply-To: Your message of "Wed, 04 Aug 2004 15:58:09 BST." <yekacxbrlvi.fsf@audi.uk.cyberscience.com>
thh@cyberscience.com said:
> Even doing that (if it's still possible) is quite dangerous as that
> thread could accidentally damage valgrind's environment.
So? It's also quite dangerous as that thread could damage another thread's
environment. That's the nature of multithreaded apps.
> That would imply that the newly created thread was left to run on the
> real CPU rather than the simulated CPU. If that's the case then I'm
> not that it is possible anymore - I know we had to take out the stuff
> that allowed valgrind to switch back to the real CPU after running a
> specified number of basic blocks because it could no longer be made to
> work.
We're not talking about a thread switching back and forth between the real
CPU and the simulated one. We're talking about a thread being created on
the real CPU and staying there.
Jeff
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next prev parent reply other threads:[~2004-08-04 17:01 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-07-08 4:13 [uml-devel] UML and valgrind Bahi, David
2004-08-03 2:47 ` [uml-devel] " D. Bahi
2004-08-03 5:17 ` Jeff Dike
2004-08-03 9:31 ` [Valgrind-users] " Nicholas Nethercote
2004-08-03 14:50 ` Jeff Dike
2004-08-03 14:31 ` Nicholas Nethercote
2004-08-03 17:50 ` Jeff Dike
2004-08-03 17:33 ` D. Bahi
2004-08-03 19:31 ` Jeff Dike
2004-08-03 20:12 ` D. Bahi
2004-08-04 7:47 ` Tom Hughes
2004-08-03 22:04 ` Nicholas Nethercote
2004-08-04 7:52 ` Tom Hughes
2004-08-04 15:10 ` Jeff Dike
2004-08-04 15:35 ` Jeff Dike
2004-08-04 14:58 ` Tom Hughes
2004-08-04 18:00 ` Jeff Dike [this message]
2004-08-04 17:57 ` Tom Hughes
2004-08-04 21:02 ` Jeff Dike
2004-08-05 9:28 ` Nicholas Nethercote
2004-08-05 13:15 ` D. Bahi
2004-08-05 15:24 ` Jeff Dike
2004-08-03 19:40 ` Jeff Dike
2004-08-04 1:09 ` Nuno Silva
2004-08-04 2:47 ` D. Bahi
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