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List: linux-kernel
Subject: Re: [Bug 350] New: i386 context switch very slow compared to 2.4 due to wrmsr (performance)
From: Jamie Lokier <jamie () shareable ! org>
Date: 2003-02-12 4:21:43
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Dave Jones wrote:
> I feel I'm missing something obvious here, but is this part the
> low-hanging fruit that it seems ?
You have eliminated one MSR write very cleanly, although there are
still a few unnecessary conditionals when compared with grabbing a
whole branch of the fruit tree, as it were.
That leaves the other MSR write, which is also unnecessary.
-- Jamie
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