From: Andrea Arcangeli <andrea@suse.de>
To: "Paul E. McKenney" <paulmck@us.ibm.com>
Cc: Bill Huey <bhuey@lnxw.com>, Lee Revell <rlrevell@joe-job.com>,
Tim Bird <tim.bird@am.sony.com>,
linux-kernel@vger.kernel.org, tglx@linutronix.de,
karim@opersys.com, mingo@elte.hu, pmarques@grupopie.com,
bruce@andrew.cmu.edu, nickpiggin@yahoo.com.au, ak@muc.de,
sdietrich@mvista.com, dwalker@mvista.com, hch@infradead.org,
akpm@osdl.org
Subject: Re: Attempted summary of "RT patch acceptance" thread
Date: Sat, 11 Jun 2005 17:16:46 +0200 [thread overview]
Message-ID: <20050611151646.GA5796@g5.random> (raw)
In-Reply-To: <20050611010755.GN1300@us.ibm.com>
On Fri, Jun 10, 2005 at 06:07:55PM -0700, Paul E. McKenney wrote:
> f. Any code that manipulates hardware that can stall the
> bus, delay interrupts, or otherwise interfere with
> forward progress. Note that it is also necessary to
> inspect user-level code that directly manipulates such
> hardware.
>
> I added point "f". Does that cover it?
Yes. F is really a bad problem if it really can cause DMA starvation on
the memory bus on some arch as stated on this thread. Hopefully
measurements are good enough to rule it out and there will be no corner
cases triggering once in a while.
next prev parent reply other threads:[~2005-06-11 15:16 UTC|newest]
Thread overview: 103+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-06-08 2:26 Attempted summary of "RT patch acceptance" thread Paul E. McKenney
2005-06-08 3:00 ` Karim Yaghmour
2005-06-08 14:47 ` Paul E. McKenney
2005-06-08 16:51 ` Karim Yaghmour
2005-06-09 2:25 ` Paul E. McKenney
2005-06-09 11:20 ` Philippe Gerum
2005-06-08 18:46 ` Chris Friesen
2005-06-08 19:28 ` Paul E. McKenney
2005-06-10 22:25 ` Eric Piel
2005-06-10 23:04 ` Paul E. McKenney
2005-06-10 23:23 ` Eric Piel
2005-06-11 0:59 ` Paul E. McKenney
2005-06-11 1:38 ` Eric Piel
2005-06-11 1:47 ` Paul E. McKenney
2005-06-09 23:34 ` Tim Bird
2005-06-09 23:50 ` Paul E. McKenney
2005-06-10 2:59 ` Lee Revell
2005-06-10 15:47 ` Paul E. McKenney
2005-06-10 17:37 ` Andrea Arcangeli
2005-06-10 19:39 ` Bill Huey
2005-06-10 19:41 ` Lee Revell
2005-06-10 20:26 ` Karim Yaghmour
2005-06-10 22:37 ` Bill Huey
2005-06-10 22:43 ` Bill Huey
2005-06-10 22:52 ` Andrea Arcangeli
2005-06-10 23:00 ` Flames go here (was Re: Attempted summary of "RT patch acceptance" thread) Lee Revell
2005-06-10 23:08 ` Attempted summary of "RT patch acceptance" thread Bill Huey
2005-06-10 23:29 ` Andrea Arcangeli
2005-06-11 1:41 ` Paul E. McKenney
2005-06-11 1:50 ` Karim Yaghmour
2005-06-11 2:06 ` Paul E. McKenney
2005-06-11 15:54 ` Andrea Arcangeli
2005-06-11 21:04 ` Paul E. McKenney
2005-06-11 23:48 ` Karim Yaghmour
2005-06-12 17:06 ` Andrea Arcangeli
2005-06-12 21:45 ` Paul E. McKenney
2005-06-13 1:35 ` Karim Yaghmour
2005-06-13 14:40 ` Paul E. McKenney
2005-06-13 19:49 ` Karim Yaghmour
2005-06-13 20:03 ` Daniel Walker
2005-06-13 20:21 ` Paul E. McKenney
2005-06-13 20:26 ` Karim Yaghmour
2005-06-13 20:23 ` Lee Revell
2005-06-13 20:28 ` Daniel Walker
2005-06-13 22:00 ` Karim Yaghmour
2005-06-13 22:11 ` Karim Yaghmour
2005-06-13 22:18 ` Bill Huey
2005-06-13 22:28 ` Karim Yaghmour
2005-06-13 22:29 ` Bill Huey
2005-06-13 22:55 ` Karim Yaghmour
2005-06-14 1:13 ` Nicolas Pitre
2005-06-14 2:07 ` Karim Yaghmour
2005-06-14 2:35 ` Nicolas Pitre
2005-06-14 2:37 ` Nicolas Pitre
2005-06-14 3:24 ` Karim Yaghmour
2005-06-14 16:41 ` Gerrit Huizenga
2005-06-14 19:20 ` Bill Huey
2005-06-14 19:35 ` Valdis.Kletnieks
2005-06-14 21:29 ` Gene Heskett
2005-06-14 20:19 ` Gerrit Huizenga
2005-06-14 7:00 ` Eugeny S. Mints
2005-06-14 16:09 ` Gerrit Huizenga
2005-06-14 16:47 ` Andrea Arcangeli
2005-06-13 20:38 ` Bill Huey
2005-06-13 20:10 ` Paul E. McKenney
2005-06-13 20:31 ` Bill Huey
2005-06-13 20:58 ` Paul E. McKenney
2005-06-13 20:34 ` Karim Yaghmour
2005-06-13 21:02 ` Paul E. McKenney
2005-06-12 17:01 ` Andrea Arcangeli
2005-06-12 18:43 ` Lee Revell
2005-06-12 19:12 ` Bill Huey
2005-06-11 5:23 ` Ingo Molnar
2005-06-11 17:24 ` Andrea Arcangeli
2005-06-10 20:22 ` Daniel Walker
2005-06-10 20:45 ` Lee Revell
2005-06-10 21:06 ` Andrea Arcangeli
2005-06-10 22:19 ` Bill Huey
2005-06-10 22:37 ` Andrea Arcangeli
2005-06-10 22:49 ` Daniel Walker
2005-06-10 23:01 ` Bill Huey
2005-06-10 23:05 ` Andrea Arcangeli
2005-06-10 23:15 ` Bill Huey
2005-06-10 23:16 ` Paul E. McKenney
2005-06-10 23:26 ` Bill Huey
2005-06-10 23:36 ` Zwane Mwaikambo
2005-06-10 23:41 ` Bill Huey
2005-06-10 23:46 ` Lee Revell
2005-06-11 1:07 ` Paul E. McKenney
2005-06-11 15:16 ` Andrea Arcangeli [this message]
2005-06-11 20:32 ` Paul E. McKenney
2005-06-11 0:48 ` Paul E. McKenney
2005-06-10 20:38 ` Lee Revell
2005-06-10 23:12 ` Paul E. McKenney
-- strict thread matches above, loose matches on Subject: below --
2005-06-08 15:54 Eric Piel
2005-06-09 2:20 ` Paul E. McKenney
2005-06-10 21:58 ` Eric Piel
2005-06-11 1:55 ` Paul E. McKenney
2005-06-13 22:20 Saksena, Manas
2005-06-13 22:42 ` Karim Yaghmour
2005-06-13 22:44 ` Karim Yaghmour
2005-06-13 22:43 ` Bill Huey
2005-06-13 22:43 Saksena, Manas
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