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Sleazy FPU optimization

To: port-i386%NetBSD.org@localhost
Subject: Sleazy FPU optimization
From: Matthias Scheler <tron%zhadum.org.uk@localhost>
Date: Mon, 11 Feb 2008 17:27:16 +0000

        Hello,

Linux 2.6.20 and above has an interesting optimization for lazy FPU
context saving:

http://kernelnewbies.org/Linux_2_6_20#head-b73db42e6026d0a7d99ddf0b81e905d74fa8ecbf

[Search for "Sleazy FPU optimization", please.]

Is it worth implementing something similar in NetBSD?

        Kind regards

-- 
Matthias Scheler                                  http://zhadum.org.uk/

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