git: x86_64: Mark LAPIC timer as powersaving capable intr cputimer

Sepherosa Ziehau sephe at crater.dragonflybsd.org
Fri Jan 10 05:41:59 PST 2014


commit 8d16855a011a80f265c984e2871c350eec1f9c10
Author: Sepherosa Ziehau <sephe at dragonflybsd.org>
Date:   Fri Jan 10 21:35:16 2014 +0800

    x86_64: Mark LAPIC timer as powersaving capable intr cputimer
    
    If CPUID(0x6) has ARAT, then LAPIC timer will not stop in deep C-state.
    
    Thank alexh@ for the necessary information.

Summary of changes:
 sys/platform/pc64/apic/lapic.c | 8 ++++++++
 1 file changed, 8 insertions(+)

http://gitweb.dragonflybsd.org/dragonfly.git/commitdiff/8d16855a011a80f265c984e2871c350eec1f9c10


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