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Feature #4764

closed

Need a way to get tsc deltas

Added by Robert Mustacchi over 9 years ago. Updated over 9 years ago.

Status:
Resolved
Priority:
Normal
Assignee:
Robert Mustacchi
Category:
kernel
Start date:
2014-04-15
Due date:
% Done:

100%

Estimated time:
Difficulty:
Bite-size
Tags:
Gerrit CR:
External Bug:

Description

Various virutalization systems need to be able to virutalize the tsc. As part of that, they have to handle the fact that different CPUs have different values for the tsc, just as we handle with gethrtime(). This exposes a private function to expose this.

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 #1

Updated by Robert Mustacchi over 9 years ago

  • Status changed from Feedback to Resolved
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 #2

Updated by Electric Monk over 9 years ago

git commit 9278ddffeeeafc4766f74c6e2327b83ada62329a

Author: Robert Mustacchi <rm@joyent.com>

4764 Need a way to get tsc deltas
Reviewed by: Keith M Wesolowski <wesolows@foobazco.org>
Reviewed by: Josef 'Jeff' Sipek <jeffpc@josefsipek.net>
Reviewed by: Dan McDonald <danmcd@omniti.com>
Reviewed by: Garrett D'Amore <garrett@damore.org>
Approved by: Richard Lowe <richlowe@richlowe.net>

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