From: Steven Rostedt <rostedt@goodmis.org>
To: Ingo Molnar <mingo@elte.hu>
Cc: Lee Revell <rlrevell@joe-job.com>, linux-kernel@vger.kernel.org
Subject: Re: [patch] Real-Time Preemption, -RT-2.6.11-rc3-V0.7.38-01
Date: Fri, 11 Mar 2005 05:24:32 -0500 (EST) [thread overview]
Message-ID: <Pine.LNX.4.58.0503110521390.19798@localhost.localdomain> (raw)
In-Reply-To: <20050311101740.GA23120@elte.hu>
On Fri, 11 Mar 2005, Ingo Molnar wrote:
>
> * Steven Rostedt <rostedt@goodmis.org> wrote:
> > I've tried making two global spinlocks, one for the state bit and one
> > for the journal head bit use. But this deadlocks with j_state_lock.
> > The journal head lock seems to be ok to be global, but the state lock
> > needs to have one for every buffer head. I'm now hacking away to do
> > this without touching the actual buffer head. But I'm not sure what
> > some of the side effects this is having. I'll keep you posted when I
> > get something working. I'm now having a crash course in how kjournal
> > and friends work.
>
> did you try the canonical way of putting a spinlock into every
> buffer_head?
>
No, I'll try that now. I just didn't want to modify the buffer head struct
just for journaling. But if it is the quickest and easiest fix, then I'll
submit it and we can change it later.
-- Steve
next prev parent reply other threads:[~2005-03-11 10:25 UTC|newest]
Thread overview: 125+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-02-04 10:03 Ingo Molnar
2005-02-04 15:19 ` Kevin Hilman
2005-02-04 17:30 ` Ingo Molnar
2005-02-04 18:19 ` Tom Rini
2005-02-07 9:03 ` Ingo Molnar
2005-02-07 14:35 ` Tom Rini
2005-02-08 8:27 ` Ingo Molnar
2005-02-06 4:19 ` Valdis.Kletnieks
2005-02-07 9:21 ` Ingo Molnar
2005-02-07 15:08 ` Real-Time Preemption and UML? Esben Nielsen
2005-02-07 18:35 ` Jeff Dike
2005-02-07 23:14 ` Esben Nielsen
2005-02-08 8:39 ` Ingo Molnar
2005-02-08 18:55 ` Jeff Dike
2005-02-08 21:20 ` Esben Nielsen
2005-02-08 21:44 ` Ingo Molnar
2005-02-08 23:02 ` Esben Nielsen
2005-02-08 7:55 ` [patch] Real-Time Preemption, -RT-2.6.11-rc3-V0.7.38-01 Valdis.Kletnieks
2005-02-08 8:45 ` Ingo Molnar
2005-02-08 10:26 ` Valdis.Kletnieks
2005-02-08 21:58 ` William Weston
2005-02-09 11:51 ` Ingo Molnar
2005-02-10 2:13 ` William Weston
2005-02-10 7:52 ` Ingo Molnar
2005-02-10 20:21 ` George Anzinger
2005-02-10 20:40 ` Ingo Molnar
2005-02-10 21:05 ` George Anzinger
2005-02-11 8:34 ` Ingo Molnar
2005-02-11 9:38 ` Sven Dietrich
2005-02-11 9:42 ` Ingo Molnar
2005-02-11 0:09 ` Sven Dietrich
2005-02-11 6:01 ` George Anzinger
2005-02-11 8:28 ` Ingo Molnar
2005-02-11 9:53 ` Sven Dietrich
2005-02-11 10:04 ` Ingo Molnar
2005-02-11 21:49 ` Steven Rostedt
2005-02-13 12:59 ` Ingo Molnar
2005-02-13 15:11 ` Steven Rostedt
2005-03-03 19:36 ` [patch] Real-Time Preemption, deactivate() scheduling issue Eugeny S. Mints
2005-03-03 22:32 ` Esben Nielsen
2005-03-04 11:56 ` Eugeny S. Mints
2005-03-04 15:45 ` George Anzinger
2005-03-29 8:45 ` Ingo Molnar
2005-02-09 12:48 ` [patch] Real-Time Preemption, -RT-2.6.11-rc3-V0.7.38-01 Stephen Smalley
2005-02-10 2:20 ` William Weston
2005-02-19 5:08 ` Lee Revell
2005-02-19 6:47 ` Lee Revell
2005-02-19 9:00 ` Ingo Molnar
2005-02-19 9:03 ` Ingo Molnar
2005-02-19 20:45 ` Lee Revell
2005-02-20 0:19 ` Lee Revell
2005-03-17 16:33 ` Lee Revell
2005-02-23 2:22 ` Lee Revell
2005-03-10 9:37 ` Steven Rostedt
2005-03-10 9:54 ` Steven Rostedt
2005-03-11 9:57 ` Ingo Molnar
2005-03-11 10:15 ` Steven Rostedt
2005-03-11 10:17 ` Ingo Molnar
2005-03-11 10:24 ` Steven Rostedt [this message]
2005-03-11 10:43 ` Andrew Morton
2005-03-11 10:53 ` Steven Rostedt
2005-03-11 14:40 ` Steven Rostedt
2005-03-11 15:08 ` Steven Rostedt
2005-03-11 15:30 ` K.R. Foley
2005-03-11 15:38 ` Ingo Molnar
2005-03-11 16:01 ` Steven Rostedt
2005-03-11 20:39 ` Steven Rostedt
2005-03-11 20:46 ` Lee Revell
2005-03-11 22:06 ` Lee Revell
2005-03-14 7:37 ` Steven Rostedt
2005-03-14 9:33 ` Steven Rostedt
2005-03-14 10:10 ` Steven Rostedt
2005-03-14 15:50 ` Steven Rostedt
2005-03-14 19:02 ` Steven Rostedt
2005-03-15 11:44 ` Steven Rostedt
2005-03-15 12:00 ` Ingo Molnar
2005-03-15 13:07 ` Steven Rostedt
2005-03-15 13:35 ` Ingo Molnar
2005-03-15 13:55 ` Steven Rostedt
2005-03-15 19:12 ` Andrew Morton
2005-03-15 18:05 ` Steven Rostedt
2005-03-15 19:09 ` Lee Revell
2005-03-16 7:50 ` Steven Rostedt
2005-03-16 18:21 ` Lee Revell
2005-03-16 7:31 ` Steven Rostedt
2005-03-16 8:50 ` Ingo Molnar
2005-03-16 9:15 ` Andrew Morton
2005-03-16 9:51 ` [patch 0/3] j_state_lock, j_list_lock, remove-bitlocks Ingo Molnar
2005-03-16 9:53 ` [patch 1/3] j_state_lock -> j_state_sem Ingo Molnar
2005-03-16 9:53 ` [patch 2/3] j_list_lock -> j_list_sem Ingo Molnar
2005-03-16 9:57 ` [patch 3/3] remove bitlocks Ingo Molnar
2005-03-16 10:04 ` [patch 0/3] j_state_lock, j_list_lock, remove-bitlocks Andrew Morton
2005-03-16 10:12 ` Ingo Molnar
2005-03-16 10:23 ` Steven Rostedt
2005-03-16 10:26 ` Ingo Molnar
2005-03-16 10:26 ` Andrew Morton
2005-03-16 10:29 ` Ingo Molnar
2005-03-16 10:41 ` Andrew Morton
2005-03-16 10:34 ` Arjan van de Ven
2005-03-16 10:19 ` Ingo Molnar
2005-03-16 10:40 ` Andrew Morton
2005-03-16 10:51 ` Ingo Molnar
2005-03-16 11:05 ` Steven Rostedt
2005-03-16 11:19 ` Andrew Morton
2005-03-16 14:04 ` Steven Rostedt
2005-03-16 16:47 ` Steven Rostedt
2005-03-16 17:47 ` Steven Rostedt
2005-03-16 19:20 ` Lee Revell
2005-03-17 7:15 ` Steven Rostedt
2005-03-17 15:41 ` Lee Revell
2005-03-17 16:23 ` Steven Rostedt
2005-03-17 16:36 ` Lee Revell
2005-03-18 6:58 ` Steven Rostedt
2005-03-18 18:19 ` Lee Revell
2005-03-16 21:15 ` Andrew Morton
2005-03-17 9:21 ` Steven Rostedt
2005-03-18 9:23 ` [PATCH] remove lame schedule in journal inverted_lock (was: Re: [patch 0/3] j_state_lock, j_list_lock, remove-bitlocks) Steven Rostedt
2005-03-18 9:32 ` Andrew Morton
2005-03-18 10:38 ` Steven Rostedt
2005-03-18 11:07 ` Andrew Morton
2005-03-18 12:10 ` Steven Rostedt
2005-03-17 9:58 ` [patch 0/3] j_state_lock, j_list_lock, remove-bitlocks Steven Rostedt
2005-03-11 9:28 ` [patch] Real-Time Preemption, -RT-2.6.11-final-V0.7.40-00 Ingo Molnar
2005-03-11 12:10 ` Andrew Walrond
2005-03-14 20:19 ` Tom Rini
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