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February 01, 2011

Mark Wielaard: New GPG key. Finally created a new GPG key using gnupg. The old one was a DSA/1024 bits one and 8 years old. The new one is a RSA/2048 bits one. I will use the new one in the future to sign any release tarballs I might create. pub 2048R/57816A6A 2011-01-29 Key f...

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February 01, 2011

Andrew Hughes: [SECURITY] IcedTea6 1.7.8, 1.8.5, 1.9.5 Released!. We are pleased to announce a new set of security releases, IcedTea6 1.7.8, IcedTea6 1.8.5 and IcedTea6 1.9.5. This update contains the following security updates: The IcedTea project provides a harness to build the source code from OpenJDK6 u...

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home > news > developers > david dice: qpi quiescence

David Dice: QPI Quiescence

It's not uncommon to find Dekker-like idioms in modern concurrent programs. On platforms with weaker memory models -- say where a store followed by a load in program order can be reordered by the architecture to appear as a load and then a store in the effective memory order (sometimes called the "visibility order") -- programs must use barrier instructions to enforce memory ordering to implement ...


Date: February, 03 2010
Url: http://blogs.sun.com/dave/entry/qpi_quiescence


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