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LWN.net Weekly Edition for May 16, 2013
A look at the PyPy 2.0 release
PostgreSQL 9.3 beta: Federated databases and more
LWN.net Weekly Edition for May 9, 2013
(Nearly) full tickless operation in 3.10
> Hurray!!!!! I've never liked barriers, as such.
Grin, there seems to be a large party dancing around the grave of the ordered barriers code.
But to clarify for the comments below, we do still want to issue cache flushes, the filesystems just promise to use wait_on_buffer/page for everything we care about first.
Most of the time these waits are already there...reiserfs is the biggest exception but that is very easily fixed since it is inside a big if (ordered_barriers) statement.
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