From: James Morris <jmorris@namei.org>
To: Paul Moore <paul.moore@hp.com>
Cc: Stephen Smalley <sds@tycho.nsa.gov>, Ingo Molnar <mingo@elte.hu>,
linux-kernel@vger.kernel.org,
Andrew Morton <akpm@linux-foundation.org>,
James Carter <jwcart2@tycho.nsa.gov>,
Eric Paris <eparis@parisplace.org>,
Karl MacMillan <kmacmillan@mentalrootkit.com>,
"Christopher J. PeBenito" <cpebenito@tresys.com>,
Joshua Brindle <method@manicmethod.com>,
KaiGai Kohei <kaigai@kaigai.gr.jp>
Subject: Re: [bug] very high non-preempt latency in context_struct_compute_av()
Date: Mon, 4 Jun 2007 18:54:33 -0400 (EDT) [thread overview]
Message-ID: <Line.LNX.4.64.0706041853210.14560@d.namei> (raw)
In-Reply-To: <200706041848.21306.paul.moore@hp.com>
On Mon, 4 Jun 2007, Paul Moore wrote:
> Okay, for some reason I thought someone had found a way to make
> RCU "preemptable" through the real-time work, maybe I'm just confused
> again :)
It is preemptible in the RT kernel, but as Ingo points out, nothing should
be even trying to do something for 130ms in the kernel.
- James
--
James Morris
<jmorris@namei.org>
next prev parent reply other threads:[~2007-06-04 22:54 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-06-04 11:27 [bug] very high non-preempt latency in context_struct_compute_av() Ingo Molnar
2007-06-04 13:25 ` James Morris
2007-06-04 14:17 ` Ingo Molnar
2007-06-04 21:11 ` Paul Moore
2007-06-04 21:39 ` Stephen Smalley
2007-06-04 22:48 ` Paul Moore
2007-06-04 22:54 ` James Morris [this message]
2007-06-07 19:34 ` Stephen Smalley
2007-06-07 19:51 ` Ingo Molnar
2007-06-07 20:11 ` James Morris
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