From: Keith Owens <kaos@sgi.com>
To: Matt Helsley <matthltc@us.ibm.com>
Cc: John Hesterberg <jh@sgi.com>,
Jes Sorensen <jes@trained-monkey.org>,
Shailabh Nagar <nagar@watson.ibm.com>,
Andrew Morton <akpm@osdl.org>, Jay Lan <jlan@engr.sgi.com>,
LKML <linux-kernel@vger.kernel.org>,
elsa-devel@lists.sourceforge.net, lse-tech@lists.sourceforge.net,
CKRM-Tech <ckrm-tech@lists.sourceforge.net>,
Paul Jackson <pj@sgi.com>, Erik Jacobson <erikj@sgi.com>,
Jack Steiner <steiner@sgi.com>
Subject: Re: [Lse-tech] Re: [ckrm-tech] Re: [PATCH 00/01] Move Exit Connectors
Date: Thu, 12 Jan 2006 16:45:54 +1100 [thread overview]
Message-ID: <14067.1137044754@kao2.melbourne.sgi.com> (raw)
In-Reply-To: Your message of "Wed, 11 Jan 2006 21:26:08 -0800." <1137043569.6673.156.camel@stark>
Matt Helsley (on Wed, 11 Jan 2006 21:26:08 -0800) wrote:
>On Thu, 2006-01-12 at 14:29 +1100, Keith Owens wrote:
>> An alternative patch that requires no locks and does not even require
>> RCU is in http://marc.theaimsgroup.com/?l=linux-kernel&m=113392370322545&w=2
>>
>
> Interesting. Might the 'inuse' flags suffer from bouncing due to false
>sharing?
It would, but that was the least of my worries. Algorithm correctness
first, then tune it. If necessary it could be converted to a per cpu
variable, as long as the timing between creating the per cpu variables
and invoking callbacks from hotplug cpu was correct.
next prev parent reply other threads:[~2006-01-12 5:47 UTC|newest]
Thread overview: 53+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-01-03 23:16 [Patch 0/6] Per-task delay accounting Shailabh Nagar
2006-01-03 23:23 ` [Patch 1/6] Delay accounting: timespec diff Shailabh Nagar
2006-01-03 23:26 ` [Patch 2/6] Delay accounting: Initialization, kernel boot option Shailabh Nagar
2006-01-03 23:28 ` [Patch 3/6] Delay accounting: Sync block I/O delays Shailabh Nagar
2006-01-03 23:30 ` [Patch 4/6] Delay accounting: Swap in delays Shailabh Nagar
2006-01-03 23:31 ` [Patch 5/6] Delay accounting: /proc interface Shailabh Nagar
2006-01-03 23:33 ` [Patch 6/6] Delay accounting: Connector interface Shailabh Nagar
2006-01-04 0:21 ` Greg KH
2006-01-04 0:42 ` Shailabh Nagar
2006-01-04 0:51 ` Greg KH
2006-01-04 7:49 ` [Lse-tech] " Shailabh Nagar
2006-01-04 19:04 ` Jay Lan
2006-01-04 21:31 ` Shailabh Nagar
2006-01-04 22:40 ` [ckrm-tech] " Matt Helsley
2006-01-04 23:17 ` Andrew Morton
2006-01-05 18:42 ` [PATCH 00/01] Move Exit Connectors Matt Helsley
2006-01-05 19:17 ` [PATCH 01/01][RFC] " Matt Helsley
2006-01-05 19:20 ` [PATCH 00/01] " Matt Helsley
2006-01-05 23:10 ` Andrew Morton
2006-01-06 0:06 ` [ckrm-tech] " Matt Helsley
2006-01-06 8:57 ` [Lse-tech] " Jes Sorensen
2006-01-06 16:45 ` Shailabh Nagar
2006-01-11 10:36 ` Jes Sorensen
2006-01-11 12:56 ` John Hesterberg
2006-01-11 13:50 ` Jes Sorensen
2006-01-11 21:02 ` Matt Helsley
2006-01-11 21:39 ` John Hesterberg
2006-01-11 22:42 ` Matt Helsley
2006-01-12 10:01 ` Jes Sorensen
2006-01-12 23:20 ` Matt Helsley
2006-01-13 9:35 ` Jes Sorensen
2006-01-14 7:23 ` Matt Helsley
2006-01-12 3:29 ` Keith Owens
2006-01-12 5:04 ` Paul E. McKenney
2006-01-12 5:38 ` Keith Owens
2006-01-12 6:19 ` Keith Owens
2006-01-12 6:51 ` Paul E. McKenney
2006-01-12 7:50 ` Keith Owens
2006-01-12 15:17 ` Paul E. McKenney
2006-01-17 17:26 ` Paul E. McKenney
2006-01-17 23:57 ` Keith Owens
2006-01-18 2:49 ` Paul E. McKenney
2006-01-18 2:55 ` Lee Revell
2006-01-18 6:29 ` Paul E. McKenney
2006-01-12 5:26 ` Matt Helsley
2006-01-12 5:45 ` Keith Owens [this message]
2006-01-12 9:51 ` Jes Sorensen
2006-01-12 23:01 ` Matt Helsley
2006-01-13 9:59 ` Jes Sorensen
2006-01-13 10:38 ` Jes Sorensen
2006-01-13 23:22 ` Matt Helsley
2006-01-12 23:49 ` Matt Helsley
2006-01-05 0:01 ` [ckrm-tech] Re: [Patch 6/6] Delay accounting: Connector interface Shailabh Nagar
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