From: Ingo Molnar <mingo@elte.hu>
To: Jan Beulich <jbeulich@novell.com>
Cc: tglx@linutronix.de, Andrew Morton <akpm@linux-foundation.org>,
mingo@redhat.com, Andi Kleen <ak@suse.de>,
linux-kernel@vger.kernel.org, hpa@zytor.com
Subject: Re: [PATCH] x86: fix ref-counting bug in change_page_attr()
Date: Mon, 17 Dec 2007 15:34:14 +0100 [thread overview]
Message-ID: <20071217143414.GB13290@elte.hu> (raw)
In-Reply-To: <47668A82.76E4.0078.0@novell.com>
* Jan Beulich <jbeulich@novell.com> wrote:
> > hm, does this patch fix any real bug seen live? (if yes then do you
> > have links to it, etc?) It would be a v2.6.24 fix in theory but it
> > looks too dangerous for that. So i've queued it up for v2.6.25, for
> > the time being.
>
> I had run into the issue with experimental code of mine quite a while
> back (i.e. I don't even recall what exactly I was doing back then).
> After that I just continued to keep the fix (which I had submitted
> before, but which collided with something in Andi's tree back then
> iirc).
i'd be inclined to have it in the for-2.6.25 queue then - even plain
bugfixes in the pageattr code have broken boxes in the past, so this
isnt something we want to touch so late in the cycle. (We can still
reprioritize it if a serious regression pops up that this addresses.)
Ingo
prev parent reply other threads:[~2007-12-17 14:34 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-12-13 9:34 [PATCH] x86: fix ref-counting bug in change_page_attr() Jan Beulich
2007-12-14 7:12 ` Jeremy Fitzhardinge
2007-12-14 8:38 ` Jan Beulich
2007-12-17 13:28 ` Ingo Molnar
2007-12-17 13:41 ` Jan Beulich
2007-12-17 14:34 ` Ingo Molnar [this message]
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