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From: Carsten Otte <cotte-tA70FqPdS9bQT0dZR+AlfA@public.gmane.org>
To: carsteno-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org
Cc: "kvm-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org"
	<kvm-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org>,
	kvm-ppc-devel
	<kvm-ppc-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org>,
	"Zhang,
	 Xiantao" <xiantao.zhang-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>,
	Avi Kivity <avi-atKUWr5tajBWk0Htik3J/w@public.gmane.org>,
	Hollis Blanchard
	<hollisb-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org>
Subject: Re: [kvm-ppc-devel] RFC/patch portability:	split	kvm_vm_ioctl v2
Date: Fri, 26 Oct 2007 10:41:14 +0200	[thread overview]
Message-ID: <4721A82A.2040402@de.ibm.com> (raw)
In-Reply-To: <4721A3A3.8020504-tA70FqPdS9bQT0dZR+AlfA@public.gmane.org>

Carsten Otte wrote:
> That's why memory allocation/preparation needs to be arch dependent: 
> i386 needs a memory layout different from userspace page table due to 
> your argument, and s390 needs to use the userspace page table due to 
> hardware features we want to exploit.
> As Xiantao pointed out, x86 and ia64 can share the same memory setup 
> code. But s390 and ppc don't. Therefore, I vote for putting it into 
> x86 for now, and come up with an approach to share between x86 and 
> ia64 later on.
After reading Izik's idea: Maybe we should go Izik's way, and have an 
i386 special case that we can deprecate later on?

so long,
Carsten

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  parent reply	other threads:[~2007-10-26  8:41 UTC|newest]

Thread overview: 72+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-10-12 12:34 RFC/patch portability: split kvm_vm_ioctl Carsten Otte
     [not found] ` <1192192452.7630.16.camel-WIxn4w2hgUz3YA32ykw5MLlKpX0K8NHHQQ4Iyu8u01E@public.gmane.org>
2007-10-12 13:37   ` Arnd Bergmann
     [not found]     ` <200710121537.09238.arnd-r2nGTMty4D4@public.gmane.org>
2007-10-12 13:47       ` Carsten Otte
2007-10-12 15:08   ` Anthony Liguori
     [not found]     ` <470F8DFD.6030205-rdkfGonbjUSkNkDKm+mE6A@public.gmane.org>
2007-10-13  7:31       ` Carsten Otte
2007-10-13  4:08   ` Zhang, Xiantao
     [not found]     ` <42DFA526FC41B1429CE7279EF83C6BDC808DB9-wq7ZOvIWXbMAbVU2wMM1CrfspsVTdybXVpNB7YpNyf8@public.gmane.org>
2007-10-13  7:38       ` Carsten Otte
2007-10-13  7:47   ` Avi Kivity
     [not found]     ` <471077F9.8000703-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
2007-10-13  7:52       ` Carsten Otte
2007-10-15  8:18       ` Carsten Otte
     [not found]         ` <47132260.9030606-tA70FqPdS9bQT0dZR+AlfA@public.gmane.org>
2007-10-15  8:30           ` Christian Ehrhardt
2007-10-15  8:32           ` Avi Kivity
2007-10-25 15:48   ` RFC/patch portability: split kvm_vm_ioctl v2 Carsten Otte
     [not found]     ` <1193327325.8345.9.camel-WIxn4w2hgUz3YA32ykw5MLlKpX0K8NHHQQ4Iyu8u01E@public.gmane.org>
2007-10-25 15:48       ` Izik Eidus
     [not found]         ` <1193327326.3284.2.camel-siXIhNkUrCXckEVJwWePHtCfPAL7FxvL@public.gmane.org>
2007-10-25 16:22           ` Hollis Blanchard
2007-10-25 16:42             ` Izik Eidus
2007-10-25 22:12             ` Izik Eidus
     [not found]               ` <472114B6.6080000-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
2007-10-25 20:51                 ` [kvm-ppc-devel] " Hollis Blanchard
2007-10-25 22:58                   ` Izik Eidus
     [not found]                     ` <47211F86.1030504-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
2007-10-26  0:19                       ` Izik Eidus
     [not found]                         ` <472132A4.604-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
2007-10-26  8:17                           ` Carsten Otte
2007-10-26  8:12                   ` Avi Kivity
     [not found]                     ` <4721A185.1070808-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
2007-10-26  8:21                       ` Carsten Otte
     [not found]                         ` <4721A3A3.8020504-tA70FqPdS9bQT0dZR+AlfA@public.gmane.org>
2007-10-26  8:41                           ` Carsten Otte [this message]
     [not found]                             ` <4721A82A.2040402-tA70FqPdS9bQT0dZR+AlfA@public.gmane.org>
2007-10-26  9:22                               ` Avi Kivity
     [not found]                                 ` <4721B1ED.6040006-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
2007-10-26 10:30                                   ` Carsten Otte
     [not found]                                     ` <4721C1DB.3040207-tA70FqPdS9bQT0dZR+AlfA@public.gmane.org>
2007-10-26 10:36                                       ` Avi Kivity
     [not found]                                         ` <4721C330.3030302-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
2007-10-26 10:42                                           ` Carsten Otte
     [not found]                                             ` <4721C47E.30800-tA70FqPdS9bQT0dZR+AlfA@public.gmane.org>
2007-10-26 10:45                                               ` Avi Kivity
     [not found]                                                 ` <4721C53E.1070507-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
2007-10-26 11:45                                                   ` Carsten Otte
     [not found]                                                     ` <4721D344.2020508-tA70FqPdS9bQT0dZR+AlfA@public.gmane.org>
2007-10-26 11:47                                                       ` Avi Kivity
     [not found]                                                         ` <4721D3C2.8090407-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
2007-10-26 12:23                                                           ` Carsten Otte
     [not found]                                                             ` <4721DC5D.702-tA70FqPdS9bQT0dZR+AlfA@public.gmane.org>
2007-10-26 12:31                                                               ` Avi Kivity
2007-10-26  9:08                           ` Avi Kivity
2007-10-26 14:35                           ` Hollis Blanchard
2007-10-26 14:43                             ` Carsten Otte
     [not found]                               ` <4721FD2A.6070504-tA70FqPdS9bQT0dZR+AlfA@public.gmane.org>
2007-10-26 19:05                                 ` Izik Eidus
     [not found]                                   ` <47223A85.5020409-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
2007-10-29  8:04                                     ` Carsten Otte
2007-10-27  7:59                             ` Avi Kivity
     [not found]                               ` <4722EFE1.9060609-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
2007-10-28  7:39                                 ` Zhang, Xiantao
     [not found]                                   ` <42DFA526FC41B1429CE7279EF83C6BDC8B512C-wq7ZOvIWXbMAbVU2wMM1CrfspsVTdybXVpNB7YpNyf8@public.gmane.org>
2007-10-28  9:57                                     ` Avi Kivity
     [not found]                                       ` <47245D27.5030105-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
2007-10-29  8:01                                         ` Carsten Otte
     [not found]                                           ` <47259352.3010109-tA70FqPdS9bQT0dZR+AlfA@public.gmane.org>
2007-10-29  8:03                                             ` Izik Eidus
     [not found]                                               ` <1193644998.4484.8.camel-siXIhNkUrCXckEVJwWePHtCfPAL7FxvL@public.gmane.org>
2007-10-29  8:16                                                 ` Carsten Otte
2007-10-26  8:28                 ` Carsten Otte
2007-10-26  1:05       ` Zhang, Xiantao
     [not found]         ` <42DFA526FC41B1429CE7279EF83C6BDC85FD78-wq7ZOvIWXbMAbVU2wMM1CrfspsVTdybXVpNB7YpNyf8@public.gmane.org>
2007-10-26 14:53           ` Carsten Otte
2007-10-26 12:01       ` RFC/patch portability: split kvm_vm_ioctl v3 Carsten Otte
     [not found]         ` <1193400099.10970.8.camel-WIxn4w2hgUz3YA32ykw5MLlKpX0K8NHHQQ4Iyu8u01E@public.gmane.org>
2007-10-26 18:32           ` Hollis Blanchard
2007-10-30 10:51           ` Dong, Eddie
     [not found]             ` <10EA09EFD8728347A513008B6B0DA77A024CEC4D-wq7ZOvIWXbNpB2pF5aRoyrfspsVTdybXVpNB7YpNyf8@public.gmane.org>
2007-10-30 11:03               ` Avi Kivity
     [not found]                 ` <47270F9E.5080007-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
2007-10-30 11:27                   ` Dong, Eddie
     [not found]                     ` <10EA09EFD8728347A513008B6B0DA77A024CEC54-wq7ZOvIWXbNpB2pF5aRoyrfspsVTdybXVpNB7YpNyf8@public.gmane.org>
2007-10-30 11:59                       ` Carsten Otte
     [not found]                         ` <47271C9B.1050804-tA70FqPdS9bQT0dZR+AlfA@public.gmane.org>
2007-10-30 12:15                           ` Avi Kivity
     [not found]                             ` <4727204E.6000606-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
2007-10-30 12:31                               ` Carsten Otte
     [not found]                                 ` <47272410.9020502-tA70FqPdS9bQT0dZR+AlfA@public.gmane.org>
2007-10-30 12:36                                   ` Avi Kivity
     [not found]                                     ` <47272556.1030901-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
2007-10-30 13:09                                       ` Carsten Otte
     [not found]                                         ` <47272D08.9080501-tA70FqPdS9bQT0dZR+AlfA@public.gmane.org>
2007-10-30 13:50                                           ` Avi Kivity
2007-10-30 15:02                                           ` Dong, Eddie
     [not found]                                             ` <10EA09EFD8728347A513008B6B0DA77A024CECA8-wq7ZOvIWXbNpB2pF5aRoyrfspsVTdybXVpNB7YpNyf8@public.gmane.org>
2007-10-30 15:57                                               ` Carsten Otte
     [not found]                                                 ` <47275450.5010205-tA70FqPdS9bQT0dZR+AlfA@public.gmane.org>
2007-10-30 23:10                                                   ` Dong, Eddie
     [not found]                                                     ` <10EA09EFD8728347A513008B6B0DA77A024CECF4-wq7ZOvIWXbNpB2pF5aRoyrfspsVTdybXVpNB7YpNyf8@public.gmane.org>
2007-10-31 14:21                                                       ` Dong, Eddie
     [not found]                                                         ` <10EA09EFD8728347A513008B6B0DA77A0250D495-wq7ZOvIWXbNpB2pF5aRoyrfspsVTdybXVpNB7YpNyf8@public.gmane.org>
2007-11-05  9:00                                                           ` Carsten Otte
     [not found]                                                             ` <472EDBAF.30000-tA70FqPdS9bQT0dZR+AlfA@public.gmane.org>
2007-11-05  9:31                                                               ` Arnd Bergmann
     [not found]                                                                 ` <200711051031.10846.arnd-r2nGTMty4D4@public.gmane.org>
2007-11-05  9:46                                                                   ` Carsten Otte
     [not found]                                                                     ` <472EE682.9000202-tA70FqPdS9bQT0dZR+AlfA@public.gmane.org>
2007-11-05 10:03                                                                       ` Arnd Bergmann
     [not found]                                                                         ` <200711051104.01061.arnd-r2nGTMty4D4@public.gmane.org>
2007-11-05 10:31                                                                           ` Christian Borntraeger
2007-10-30 11:44                   ` Carsten Otte
     [not found]                     ` <47271927.9060602-tA70FqPdS9bQT0dZR+AlfA@public.gmane.org>
2007-10-30 11:52                       ` Avi Kivity
2007-10-30 11:29               ` Carsten Otte
     [not found]                 ` <472715A9.4050201-tA70FqPdS9bQT0dZR+AlfA@public.gmane.org>
2007-10-30 11:35                   ` Dong, Eddie
     [not found]                     ` <10EA09EFD8728347A513008B6B0DA77A024CEC59-wq7ZOvIWXbNpB2pF5aRoyrfspsVTdybXVpNB7YpNyf8@public.gmane.org>
2007-10-30 12:18                       ` Carsten Otte

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