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DateWed, 12 Feb 2003 12:54:26 +0000
FromDave Jones <>
SubjectRe: [Bug 350] New: i386 context switch very slow compared to 2.4 due to wrmsr (performance)
On Wed, Feb 12, 2003 at 04:21:43AM +0000, Jamie Lokier 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.

Removing that one didn't seem quite so easy, so I wussed out.

		Dave

-- 
| Dave Jones.        http://www.codemonkey.org.uk
| SuSE Labs
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