All of lore.kernel.org
 help / color / mirror / Atom feed
From: Tim Deegan <tim@xen.org>
To: Paul Durrant <paul.durrant@citrix.com>
Cc: xen-devel@lists.xensource.com
Subject: Re: [PATCH 4 of 5] Add code to track the address of the VM generation id buffer across a
Date: Mon, 28 Nov 2011 12:32:46 +0000	[thread overview]
Message-ID: <20111128123246.GB79829@ocelot.phlegethon.org> (raw)
In-Reply-To: <c4613164ee1c5f3bf208.1322482536@cosworth.uk.xensource.com>

At 12:15 +0000 on 28 Nov (1322482536), Paul Durrant wrote:
> --- a/xen/include/public/hvm/params.h	Mon Nov 28 12:14:48 2011 +0000
> +++ b/xen/include/public/hvm/params.h	Mon Nov 28 12:14:49 2011 +0000
> @@ -142,6 +142,9 @@
>  /* Boolean: Enable nestedhvm (hvm only) */
>  #define HVM_PARAM_NESTEDHVM    24
>  
> -#define HVM_NR_PARAMS          27
> +/* Address of VM generation id buffer */
> +#define HVM_PARAM_VM_GENERATION_ID_ADDR 27
> +
> +#define HVM_NR_PARAMS          28
>  
>  #endif /* __XEN_PUBLIC_HVM_PARAMS_H__ */

Since the hypervisor doesn't use this value, I don't think this is the
right place for it to live.  Tools-only VM metadata should probably go
in xenstore or in the toolstacks' own datastructures. 

Tim.

  reply	other threads:[~2011-11-28 12:32 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-11-28 12:15 [PATCH 0 of 5] Add support for a VM generation ID virtual device Paul Durrant
2011-11-28 12:15 ` [PATCH 1 of 5] Add an ACPI device exposing a package called ADDR, evaluating to two Paul Durrant
2011-11-28 12:15 ` [PATCH 2 of 5] Add 'ctype' infrastructure to hvmloader Paul Durrant
2011-11-28 12:28   ` Tim Deegan
2011-11-28 13:21     ` Paul Durrant
2011-11-28 12:15 ` [PATCH 3 of 5] Allocate an 8 byte buffer to contain the VM generation id and populate it Paul Durrant
2011-11-28 12:15 ` [PATCH 4 of 5] Add code to track the address of the VM generation id buffer across a Paul Durrant
2011-11-28 12:32   ` Tim Deegan [this message]
2011-11-28 13:26     ` Paul Durrant
2011-11-28 13:48       ` Tim Deegan
2011-11-28 14:36         ` Paul Durrant
2011-11-28 12:15 ` [PATCH 5 of 5] Modify init_vm86_tss() to take advantage of the new set_param() function Paul Durrant

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20111128123246.GB79829@ocelot.phlegethon.org \
    --to=tim@xen.org \
    --cc=paul.durrant@citrix.com \
    --cc=xen-devel@lists.xensource.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body. 
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.