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Userspace RCU 0.2.3

From:  Mathieu Desnoyers <compudj@krystal.dyndns.org>
To:  Josh Triplett <josh@joshtriplett.org>, Jon Bernard <jbernard@debian.org>, Jan Blunck <jblunck@suse.de>, "Paul E. McKenney" <paulmck@linux.vnet.ibm.com>, Pierre Habouzit <madcoder@debian.org>, Steven Munroe <munroesj@linux.vnet.ibm.com>, Bert Wesarg <bert.wesarg@googlemail.com>, Pierre-Marc Fournier <pierre-marc.fournier@polymtl.ca>
Subject:  Userspace RCU 0.2.3
Date:  Wed, 14 Oct 2009 18:36:57 -0400
Message-ID:  <20091014223657.GC6458@Krystal>
Cc:  ltt-dev@lists.casi.polymtl.ca, rp@svcs.cs.pdx.edu, linux-kernel@vger.kernel.org
Archive-link:  Article, Thread

Hi,

I just released lib urcu 0.2.3, which is now using autotools. I also
integrated automatic architecture detection for old 386 which lack
cmpxchg (using a fall-back if necessary). I also use a lock; addl
instead of mfence on x86-32 to support a larger variety of older Intel
CPUs.

The build system detects if NR_futex is available in the system
headers. It falls back on a more portable alternative if they are not
available.

There are also new configuration modes to ./configure for UP-only
systems.

As always, the tarballs are available at http://www.lttng.org/urcu

Mathieu

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Mathieu Desnoyers
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