From: Brent Casavant <bcasavan@sgi.com>
To: linux-ia64@vger.kernel.org
Subject: Re: [PATCH] SN2 user-MMIO CPU migration
Date: Tue, 24 Jan 2006 16:57:13 +0000 [thread overview]
Message-ID: <20060124105351.D90635@chenjesu.americas.sgi.com> (raw)
In-Reply-To: <20060118163305.Y42462@chenjesu.americas.sgi.com>
On Tue, 24 Jan 2006, Robin Holt wrote:
> The mspec driver does. It has not gotten into the mainline kernel yet,
> but we continue to build an add-on module for the necessary releases.
> To prevent this out of order write from happening on those machines,
> we require the process to be pinned to a single cpu. For MPI, this
> is a normal way to operate for other reasons as well.
Oh, this problem affects mspec as well? I didn't realize that. You're
saying that uncached memory writes are the same as PIO writes, as far
as Shub is concerned? If so, then the patch I'm trying to work through
here should solve your problem as well.
Brent
--
Brent Casavant All music is folk music. I ain't
bcasavan@sgi.com never heard a horse sing a song.
Silicon Graphics, Inc. -- Louis Armstrong
next prev parent reply other threads:[~2006-01-24 16:57 UTC|newest]
Thread overview: 73+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-01-20 0:06 [PATCH] SN2 user-MMIO CPU migration Brent Casavant
2006-01-20 2:18 ` Jesse Barnes
2006-01-20 6:47 ` Brent Casavant
2006-01-20 17:36 ` Jesse Barnes
2006-01-20 20:01 ` Brent Casavant
2006-01-20 13:26 ` Jack Steiner
2006-01-20 17:31 ` Jesse Barnes
2006-01-20 19:00 ` Jack Steiner
2006-01-20 8:36 ` Ingo Molnar
2006-01-20 16:14 ` Brent Casavant
2006-01-24 0:33 ` Brent Casavant
2006-01-24 0:48 ` Luck, Tony
2006-01-24 1:23 ` Brent Casavant
2006-01-24 1:42 ` Keith Owens
2006-01-24 3:41 ` Grant Grundler
2006-01-24 6:30 ` Brent Casavant
2006-01-24 6:41 ` Brent Casavant
2006-01-24 7:04 ` Grant Grundler
2006-01-24 9:02 ` Ingo Molnar
2006-01-24 9:14 ` Jes Sorensen
2006-01-24 12:10 ` Robin Holt
2006-01-24 16:40 ` Grant Grundler
2006-01-24 16:52 ` Brent Casavant
2006-01-24 16:57 ` Brent Casavant [this message]
2006-01-24 17:00 ` Robin Holt
2006-01-24 17:33 ` Luck, Tony
2006-01-24 18:42 ` Grant Grundler
2006-01-24 21:12 ` Brent Casavant
2006-01-24 21:41 ` Ingo Molnar
2006-01-24 21:43 ` Chen, Kenneth W
2006-01-24 21:51 ` Luck, Tony
2006-01-24 22:04 ` Brent Casavant
2006-01-24 22:07 ` Chen, Kenneth W
2006-01-24 22:12 ` Brent Casavant
2006-01-24 22:19 ` Chen, Kenneth W
2006-01-24 22:31 ` Chen, Kenneth W
2006-01-24 22:41 ` Brent Casavant
2006-01-24 23:25 ` Chen, Kenneth W
2006-01-24 23:28 ` Brent Casavant
2006-01-24 23:36 ` Chen, Kenneth W
2006-01-24 23:54 ` Brent Casavant
2006-01-25 0:10 ` Brent Casavant
2006-01-25 0:29 ` Chen, Kenneth W
2006-01-25 6:27 ` Keith Owens
2006-01-25 9:04 ` Chen, Kenneth W
2006-01-25 9:24 ` Chen, Kenneth W
2006-01-25 17:04 ` Brent Casavant
2006-01-25 17:45 ` Brent Casavant
2006-01-25 17:48 ` Brent Casavant
2006-01-25 19:01 ` Chen, Kenneth W
2006-01-25 19:15 ` Brent Casavant
2006-01-25 19:43 ` Jack Steiner
2006-01-25 22:49 ` Brent Casavant
2006-01-25 23:09 ` Brent Casavant
2006-01-25 23:49 ` Brent Casavant
2006-01-25 23:56 ` Chen, Kenneth W
2006-01-26 1:06 ` Luck, Tony
2006-01-26 1:31 ` Prarit Bhargava
2006-01-26 2:43 ` Keith Owens
2006-01-26 4:40 ` Brent Casavant
2006-01-26 16:29 ` Brent Casavant
2006-01-26 16:41 ` Prarit Bhargava
2006-01-26 19:29 ` Brent Casavant
2006-01-26 19:54 ` Luck, Tony
2006-01-26 20:28 ` Brent Casavant
2006-01-26 21:05 ` Luck, Tony
2006-01-26 21:34 ` Prarit Bhargava
2006-01-26 22:11 ` Luck, Tony
2006-01-26 23:08 ` Luck, Tony
2006-01-26 23:21 ` Prarit Bhargava
2006-01-26 23:44 ` Prarit Bhargava
2006-01-27 0:07 ` Chen, Kenneth W
2006-01-27 14:01 ` Prarit Bhargava
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