Re: [PATCH 23/25] [PATCH] paravirt hooks for arch initialization

From: "Glauber de Oliveira Costa" <glommer@xxxxxxxxx>
Date: Fri, 10 Aug 2007 15:08:35 -0300

On 8/9/07, Alan Cox <alan@xxxxxxxxxxxxxxxxxxx> wrote:

What's the EBDA actually used for? The only place which seems to use
ebda_addr is in the e820 code to avoid that area as RAM.

It belongs to the firmware.

Wouldn't it be better, then, to just skip this step unconditionally if
we are running a paravirtualized guest? What do we from doing it?

--
Glauber de Oliveira Costa.
"Free as in Freedom"
http://glommer.net

"The less confident you are, the more serious you have to act."
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/

Follow-Ups:
- Re: [PATCH 23/25] [PATCH] paravirt hooks for arch initialization
  - From: Jeremy Fitzhardinge
- Re: [PATCH 23/25] [PATCH] paravirt hooks for arch initialization
  - From: Alan Cox

References:
- Introducing paravirt_ops for x86_64
  - From: Glauber de Oliveira Costa
- [PATCH 22/25] [PATCH] turn priviled operation into a macro
  - From: Glauber de Oliveira Costa
- [PATCH 23/25] [PATCH] paravirt hooks for arch initialization
  - From: Glauber de Oliveira Costa
- Re: [PATCH 23/25] [PATCH] paravirt hooks for arch initialization
  - From: Andi Kleen
- Re: [PATCH 23/25] [PATCH] paravirt hooks for arch initialization
  - From: Jeremy Fitzhardinge
- Re: [PATCH 23/25] [PATCH] paravirt hooks for arch initialization
  - From: Alan Cox

Prev by Date: Re: [PATCH] Make access to task's nsproxy liter
Next by Date: Re: [PATCH 3/4] Embed zone_id information within the zonelist->zones pointer
Previous by thread: Re: [PATCH 23/25] [PATCH] paravirt hooks for arch initialization
Next by thread: Re: [PATCH 23/25] [PATCH] paravirt hooks for arch initialization
Index(es):
- Date
- Thread

Relevant Pages

Re: [PATCH 23/25] [PATCH] paravirt hooks for arch initialization
... ebda_addr is in the e820 code to avoid that area as RAM. ... It belongs to the firmware. ...
(Linux-Kernel)
Re: [PATCH 23/25] [PATCH] paravirt hooks for arch initialization
... ebda_addr is in the e820 code to avoid that area as RAM. ... It belongs to the firmware. ... More majordomo info at http://vger.kernel.org/majordomo-info.html ...
(Linux-Kernel)
Re: SSID Broadcasts
... Repeaters are awful and you're doing it the right way. ... It has limited RAM, ... and is MORE expensive than a wireless router. ... Prior to about a year ago, I as using the stock firmware in all my ...
(alt.internet.wireless)
RS/6000 7044-170 "44P" memory
... My question is how do I get the system to recognize the full 1GB RAM? ... kernel size: 13421062; 64 bit kernel ... Memory Size: 512 MB ... Platform Firmware level: Not Available ...
(comp.unix.aix)
Re: ipw2100: firmware problem
... I even don't want binary firmware, ... Thus so far we cannot avoid having split drivers. ... send the line "unsubscribe linux-kernel" in ...
(Linux-Kernel)