From: Paul Jackson <pj@sgi.com>
To: Paul Jackson <pj@sgi.com>
Cc: zippel@linux-m68k.org, akpm@osdl.org, torvalds@osdl.org,
Simon.Derr@bull.net, linux-kernel@vger.kernel.org,
nikita@clusterfs.com
Subject: Re: [PATCH] cpuset semaphore depth check optimize
Date: Thu, 15 Sep 2005 12:18:05 -0700 [thread overview]
Message-ID: <20050915121805.66bfdcc9.pj@sgi.com> (raw)
In-Reply-To: <20050915104535.6058bbda.pj@sgi.com>
Paul wrote:
> if per chance the cs->count was one, then for an instant no other task
> was using this cpuset, and it had no children.
Correction - a count of one means no other tasks using, period.
As you well know, whether there are children or not depends on
the state of the cpuset->children list.
--
I won't rest till it's the best ...
Programmer, Linux Scalability
Paul Jackson <pj@sgi.com> 1.925.600.0401
next prev parent reply other threads:[~2005-09-15 19:18 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-09-12 11:30 [PATCH] cpuset semaphore depth check optimize Paul Jackson
2005-09-12 11:39 ` Andrew Morton
2005-09-12 14:38 ` Linus Torvalds
2005-09-12 15:32 ` Paul Jackson
[not found] ` <17189.39100.862561.865802@gargle.gargle.HOWL>
2005-09-12 15:38 ` Paul Jackson
2005-09-13 7:04 ` Ingo Molnar
2005-09-13 22:21 ` Paul Jackson
2005-09-12 14:51 ` Paul Jackson
2005-09-12 17:07 ` Roman Zippel
[not found] ` <20050912153135.3812d8e2.pj@sgi.com>
2005-09-13 11:42 ` Roman Zippel
2005-09-13 17:37 ` Paul Jackson
2005-09-14 6:01 ` Paul Jackson
2005-09-14 15:56 ` Roman Zippel
2005-09-14 19:46 ` Paul Jackson
2005-09-15 10:51 ` Roman Zippel
2005-09-15 17:45 ` Paul Jackson
2005-09-15 19:18 ` Paul Jackson [this message]
2005-09-17 2:06 ` Roman Zippel
2005-09-17 2:27 ` Roman Zippel
2005-09-20 7:57 ` Paul Jackson
2005-09-20 12:05 ` Robin Holt
2005-09-20 12:21 ` Robin Holt
2005-09-20 13:10 ` Simon Derr
2005-09-20 14:22 ` Paul Jackson
2005-09-20 14:54 ` Robin Holt
2005-09-20 15:07 ` Linus Torvalds
2005-09-20 15:14 ` Paul Jackson
2005-09-20 15:17 ` Simon Derr
2005-09-12 11:48 ` Nikita Danilov
2005-09-12 13:25 ` Paul Jackson
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