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From: Avi Kivity <avi-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
To: Gregory Haskins <ghaskins-Et1tbQHTxzrQT0dZR+AlfA@public.gmane.org>
Cc: kvm-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org
Subject: Re: rebase hlt emulation
Date: Thu, 12 Jul 2007 12:53:17 +0300	[thread overview]
Message-ID: <4695FA0D.3090207@qumranet.com> (raw)
In-Reply-To: <4695BCA50200005A000275FE-Igcdv/6uVdMHoYOw/+koYqIwWpluYiW7@public.gmane.org>

Gregory Haskins wrote:
> On Thu, 2007-07-12 at 13:33 +0800, Dong, Eddie wrote:
>   
>> Here is the update with adding HLT cap.
>>     
>
> Thats a good start, but you probably need to make the decision to use
> the halt predicated on a halt-specific boolean set by userspace in order
> to actually function as we've discussed.  This is in contrast to
> overloading the decision with the presence of the in-kernel PIC.  A
> capability indicator without a way to turn it on/off is fairly useless,
> IMHO.
>
> Conversely I don't think its a big deal to just skip the predicate all
> together since your version of the patches wont cause as severe of an
> issue as we had in hybrid mode.  So I would say either make the full
> conversion or drop the CAP altogether.
>
>   

I'd like to keep it as a precaution.  If we later find out it's 
unneeded, we can rip it out (keeping the cap but always doing hlt in 
kernel, regardless of what the user wants).

-- 
error compiling committee.c: too many arguments to function


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  parent reply	other threads:[~2007-07-12  9:53 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-07-12  9:31 rebase hlt emulation Gregory Haskins
     [not found] ` <4695BCA50200005A000275FE-Igcdv/6uVdMHoYOw/+koYqIwWpluYiW7@public.gmane.org>
2007-07-12  9:53   ` Avi Kivity [this message]
  -- strict thread matches above, loose matches on Subject: below --
2007-07-12 14:45 Gregory Haskins
     [not found] ` <4696065E0200005A0002766F-Igcdv/6uVdMHoYOw/+koYqIwWpluYiW7@public.gmane.org>
2007-07-12 14:54   ` Dong, Eddie
     [not found]     ` <10EA09EFD8728347A513008B6B0DA77A01C24C36-wq7ZOvIWXbNpB2pF5aRoyrfspsVTdybXVpNB7YpNyf8@public.gmane.org>
2007-07-12 15:00       ` Avi Kivity
     [not found]         ` <469641FF.2090408-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
2007-07-12 15:34           ` Dong, Eddie
2007-07-07  4:42 Dong, Eddie
     [not found] ` <10EA09EFD8728347A513008B6B0DA77A01B8F3F3-wq7ZOvIWXbNpB2pF5aRoyrfspsVTdybXVpNB7YpNyf8@public.gmane.org>
2007-07-12  5:33   ` Dong, Eddie
     [not found]     ` <10EA09EFD8728347A513008B6B0DA77A01C249B6-wq7ZOvIWXbNpB2pF5aRoyrfspsVTdybXVpNB7YpNyf8@public.gmane.org>
2007-07-12  9:51       ` Avi Kivity
     [not found]         ` <4695F9BF.9000301-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
2007-07-12 14:20           ` Dong, Eddie

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