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From: Zach Brown <zach.brown@oracle.com>
To: Nick Piggin <npiggin@suse.de>
Cc: Chris Mason <chris.mason@oracle.com>,
	Manfred Spraul <manfred@colorfullife.com>,
	jens.axboe@oracle.com, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 1/2] ipc semaphores: reduce ipc_lock contention in semtimedop
Date: Tue, 13 Apr 2010 11:24:15 -0700	[thread overview]
Message-ID: <E6863657-23AC-4782-B2B0-5C644DD9FE87@oracle.com> (raw)
In-Reply-To: <20100413180945.GD5683@laptop>

> What about Zach's simpler wakeup API?

It's making slow progress in the background as a longer-term experiment.

http://oss.oracle.com/~zab/wake-many/

That URL still has an API description, patches, and little test  
utilities for the simple first draft.

- z

  parent reply	other threads:[~2010-04-13 18:24 UTC|newest]

Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-04-12 18:49 [PATCH RFC] Optimize semtimedop Chris Mason
2010-04-12 18:49 ` [PATCH 1/2] ipc semaphores: reduce ipc_lock contention in semtimedop Chris Mason
2010-04-13 17:15   ` Manfred Spraul
2010-04-13 17:39     ` Chris Mason
2010-04-13 18:09       ` Nick Piggin
2010-04-13 18:19         ` Chris Mason
2010-04-13 18:57           ` Nick Piggin
2010-04-13 19:01             ` Chris Mason
2010-04-13 19:25               ` Nick Piggin
2010-04-13 19:38                 ` Chris Mason
2010-04-13 20:05                   ` Nick Piggin
2010-05-16 16:57             ` Manfred Spraul
2010-05-16 22:40               ` Chris Mason
2010-05-17  7:20               ` Nick Piggin
2010-04-14 16:16           ` Manfred Spraul
2010-04-14 17:33             ` Chris Mason
2010-04-14 19:11               ` Manfred Spraul
2010-04-14 19:50                 ` Chris Mason
2010-04-15 16:33                   ` Manfred Spraul
2010-04-15 16:34                     ` Chris Mason
2010-04-13 18:24         ` Zach Brown [this message]
2010-04-16 11:26   ` Manfred Spraul
2010-04-16 11:45     ` Chris Mason
2010-04-12 18:49 ` [PATCH 2/2] ipc semaphores: order wakeups based on waiter CPU Chris Mason
2010-04-17 10:24   ` Manfred Spraul

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