* LTTng 0.91 optimizes data copy primitives
@ 2009-02-03 19:18 Mathieu Desnoyers
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From: Mathieu Desnoyers @ 2009-02-03 19:18 UTC (permalink / raw)
To: ltt-dev, linux-kernel
Hi,
I just released LTTng 0.91 in which I've had a 20% performance increase
when tracing in flight recorder mode when compiling a kernel by creating
an inlined optimized (memcpy-less for 1, 2, 4, and 8 bytes) fast path
for the low-level data copy primitive.
Here is the commit :
http://git.kernel.org/?p=linux/kernel/git/compudj/linux-2.6-lttng.git;a=commit;h=5bb4bb6814709fd35bcefcd460da3c66b0f639fb
Mathieu
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Mathieu Desnoyers
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