Re: [patch] PID namespace design bug, workaround

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To: Dave Hansen <haveblue@...>

Cc: Andrew Morton <akpm@...>, Pavel Emelyanov <xemul@...>, Ulrich Drepper <drepper@...>, Ingo Molnar <mingo@...>, <linux-kernel@...>, Dinakar Guniguntala [imap] <dino@...>, Sripathi Kodi <sripathik@...>

Subject: Re: [patch] PID namespace design bug, workaround

Date: Friday, November 2, 2007 - 1:39 pm

On Fri, 2 Nov 2007, Dave Hansen wrote:
quoted text> 
> There are certainly more of these, but here is one In the futex
> userspace address, we install the current pid's vnr into a userspace
> address.  

Now, realistically, why not just say "you can't use these things across 
namespaces"? Does anybody really care? After all, somebody who screws this 
up only screws himself, not anybody else.

		Linus
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Messages in current thread:

[patch] PID namespace design bug, workaround, Ingo Molnar, (Thu Nov 1, 10:43 am)

Re: [patch] PID namespace design bug, workaround, Pavel Emelyanov, (Thu Nov 1, 11:02 am)

Re: [patch] PID namespace design bug, workaround, Ulrich Drepper, (Thu Nov 1, 10:53 am)

Re: [patch] PID namespace design bug, workaround, Ingo Molnar, (Thu Nov 1, 11:05 am)

Re: [patch] PID namespace design bug, workaround, Theodore Tso, (Thu Nov 1, 2:57 pm)

Re: [patch] PID namespace design bug, workaround, Ingo Molnar, (Thu Nov 1, 3:53 pm)

Re: [patch] PID namespace design bug, workaround, Ulrich Drepper, (Thu Nov 1, 8:23 pm)

Re: [patch] PID namespace design bug, workaround, Pavel Emelyanov, (Thu Nov 1, 10:51 am)

Re: [patch] PID namespace design bug, workaround, Ulrich Drepper, (Thu Nov 1, 10:56 am)

Re: [patch] PID namespace design bug, workaround, Dave Hansen, (Thu Nov 1, 12:12 pm)

Re: [patch] PID namespace design bug, workaround, Pavel Emelyanov, (Thu Nov 1, 11:05 am)

Re: [patch] PID namespace design bug, workaround, Ulrich Drepper, (Thu Nov 1, 8:21 pm)

Re: [patch] PID namespace design bug, workaround, Pavel Emelyanov, (Fri Nov 2, 3:55 am)

Re: [patch] PID namespace design bug, workaround, Andrew Morton, (Fri Nov 2, 4:04 am)

Re: [patch] PID namespace design bug, workaround, Dave Hansen, (Fri Nov 2, 1:30 pm)

Re: [patch] PID namespace design bug, workaround, Linus Torvalds, (Fri Nov 2, 1:39 pm)

Re: [patch] PID namespace design bug, workaround, Ingo Molnar, (Sat Nov 3, 4:12 pm)

Futexes and network filesystems., Er ic W. Biederman, (Tue Nov 20, 6:53 pm)

Re: Futexes and network filesystems., Kyle Moffett, (Wed Nov 21, 2:16 am)

Re: Futexes and network filesystems., Eric W. Biederman, (Wed Nov 21, 2:30 am)

Re: [patch] PID namespace design bug, workaround, Linus Torvalds, (Sat Nov 3, 6:40 pm)

Re: [patch] PID namespaces, Ingo Molnar, (Sun Nov 4, 6:38 am)

Re: [patch] PID namespaces, Denys Vlasenko, (Mon Nov 5, 10:47 am)

Re: [patch] PID namespaces, Dave Hansen, (Sun Nov 4, 4:12 pm)

Re: [patch] PID namespace design bug, workaround, Arjan van de Ven, (Sat Nov 3, 7:55 pm)

Re: [patch] PID namespace design bug, workaround, , (Sat Nov 3, 8:21 pm)

Re: [patch] PID namespace design bug, workaround, Nicholas Miell, (Sat Nov 3, 12:02 am)

Re: [patch] PID namespace design bug, workaround, Pavel Emelyanov, (Fri Nov 2, 4:14 am)

Re: [patch] PID namespace design bug, workaround, Ulrich Drepper, (Fri Nov 2, 10:05 am)

Re: [patch] PID namespace design bug, workaround, Pavel Emelyanov, (Fri Nov 2, 10:21 am)

Re: [patch] PID namespace design bug, workaround, , (Sat Nov 3, 4:01 pm)

Re: [patch] PID namespace design bug, workaround, Eric W. Biederman, (Sun Nov 4, 3:17 am)

Re: [patch] PID namespace design bug, workaround, Ulrich Drepper, (Fri Nov 2, 11:34 am)

Re: [patch] PID namespace design bug, workaround, Pavel Emelyanov, (Fri Nov 2, 11:58 am)

Re: [patch] PID namespace design bug, workaround, Ulrich Drepper, (Sat Nov 3, 12:34 am)

Re: [patch] PID namespace design bug, workaround, Pavel Emelyanov, (Tue Nov 6, 3:49 am)

Re: [patch] PID namespace design bug, workaround, Theodore Tso, (Fri Nov 2, 5:39 pm)

Re: [patch] PID namespace design bug, workaround, Peter Zijlstra, (Thu Nov 1, 10:56 am)

Re: [patch] PID namespace design bug, workaround, Pavel Emelyanov, (Thu Nov 1, 11:06 am)

Re: [patch] PID namespace design bug, workaround, Ingo Molnar, (Thu Nov 1, 11:17 am)

Re: [patch] PID namespace design bug, workaround, Pavel Emelyanov, (Thu Nov 1, 11:30 am)

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