From: Avi Kivity <avi@redhat.com>
To: Anthony Liguori <anthony@codemonkey.ws>
Cc: Anthony PERARD <anthony.perard@citrix.com>,
Xen Devel <xen-devel@lists.xensource.com>,
QEMU-devel <qemu-devel@nongnu.org>,
Stefano Stabellini <stefano.stabellini@eu.citrix.com>
Subject: Re: [Qemu-devel] [PATCH V2 1/5] vl.c: Do not save RAM state when Xen is used.
Date: Sun, 18 Dec 2011 19:44:55 +0200 [thread overview]
Message-ID: <4EEE2697.5020602@redhat.com> (raw)
In-Reply-To: <4EEA0E72.20105@codemonkey.ws>
On 12/15/2011 05:12 PM, Anthony Liguori wrote:
> On 12/09/2011 03:54 PM, Anthony PERARD wrote:
>> In Xen case, the guest RAM is not handle by QEMU, and it is saved by
>> Xen tools.
>> So, we just avoid to register the RAM save state handler.
>>
>> - register_savevm_live(NULL, "ram", 0, 4, NULL, ram_save_live, NULL,
>> - ram_load, NULL);
>> + if (!xen_enabled()) {
>> + register_savevm_live(NULL, "ram", 0, 4, NULL, ram_save_live,
>> NULL,
>> + ram_load, NULL);
>> + }
>
> Why don't you just unregister the section in the xen initialization
> code? That way we don't have xen_enabled()'s sprinkled all over the
> place.
It's better to see them up front, having the magical string "ram"
connect the two is hard to follow.
--
error compiling committee.c: too many arguments to function
WARNING: multiple messages have this Message-ID (diff)
From: Avi Kivity <avi@redhat.com>
To: Anthony Liguori <anthony@codemonkey.ws>
Cc: Anthony PERARD <anthony.perard@citrix.com>,
Xen Devel <xen-devel@lists.xensource.com>,
QEMU-devel <qemu-devel@nongnu.org>,
Stefano Stabellini <stefano.stabellini@eu.citrix.com>
Subject: Re: [PATCH V2 1/5] vl.c: Do not save RAM state when Xen is used.
Date: Sun, 18 Dec 2011 19:44:55 +0200 [thread overview]
Message-ID: <4EEE2697.5020602@redhat.com> (raw)
In-Reply-To: <4EEA0E72.20105@codemonkey.ws>
On 12/15/2011 05:12 PM, Anthony Liguori wrote:
> On 12/09/2011 03:54 PM, Anthony PERARD wrote:
>> In Xen case, the guest RAM is not handle by QEMU, and it is saved by
>> Xen tools.
>> So, we just avoid to register the RAM save state handler.
>>
>> - register_savevm_live(NULL, "ram", 0, 4, NULL, ram_save_live, NULL,
>> - ram_load, NULL);
>> + if (!xen_enabled()) {
>> + register_savevm_live(NULL, "ram", 0, 4, NULL, ram_save_live,
>> NULL,
>> + ram_load, NULL);
>> + }
>
> Why don't you just unregister the section in the xen initialization
> code? That way we don't have xen_enabled()'s sprinkled all over the
> place.
It's better to see them up front, having the magical string "ram"
connect the two is hard to follow.
--
error compiling committee.c: too many arguments to function
next prev parent reply other threads:[~2011-12-18 17:45 UTC|newest]
Thread overview: 107+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-12-09 21:54 [Qemu-devel] [PATCH V2 0/5] Have a working migration with Xen Anthony PERARD
2011-12-09 21:54 ` Anthony PERARD
2011-12-09 21:54 ` [Qemu-devel] [PATCH V2 1/5] vl.c: Do not save RAM state when Xen is used Anthony PERARD
2011-12-09 21:54 ` Anthony PERARD
2011-12-15 15:12 ` [Qemu-devel] " Anthony Liguori
2011-12-15 15:12 ` Anthony Liguori
2011-12-18 17:44 ` Avi Kivity [this message]
2011-12-18 17:44 ` Avi Kivity
2011-12-20 16:46 ` [Qemu-devel] " Anthony PERARD
2011-12-20 16:46 ` Anthony PERARD
2011-12-09 21:54 ` [Qemu-devel] [PATCH V2 2/5] xen mapcache: Check if a memory space has moved Anthony PERARD
2011-12-09 21:54 ` Anthony PERARD
2011-12-12 12:53 ` [Qemu-devel] " Stefano Stabellini
2011-12-12 12:53 ` Stefano Stabellini
2011-12-09 21:54 ` [Qemu-devel] [PATCH V2 3/5] Introduce premigrate RunState Anthony PERARD
2011-12-09 21:54 ` Anthony PERARD
2011-12-15 15:14 ` [Qemu-devel] " Anthony Liguori
2011-12-15 15:14 ` Anthony Liguori
2011-12-15 16:31 ` [Qemu-devel] " Luiz Capitulino
2011-12-15 16:31 ` Luiz Capitulino
2011-12-19 17:27 ` [Qemu-devel] " Anthony PERARD
2011-12-19 17:27 ` Anthony PERARD
2012-01-03 19:05 ` [Qemu-devel] " Luiz Capitulino
2012-01-03 19:05 ` Luiz Capitulino
2012-01-05 12:26 ` [Qemu-devel] " Anthony PERARD
2012-01-05 12:26 ` Anthony PERARD
2011-12-09 21:54 ` [Qemu-devel] [PATCH V2 4/5] xen: Change memory access behavior during migration Anthony PERARD
2011-12-09 21:54 ` Anthony PERARD
2011-12-12 12:55 ` [Qemu-devel] " Stefano Stabellini
2011-12-12 12:55 ` Stefano Stabellini
2011-12-09 21:54 ` [Qemu-devel] [PATCH V2 5/5] vga-cirrus: Workaround during restore when using Xen Anthony PERARD
2011-12-09 21:54 ` Anthony PERARD
2011-12-10 10:45 ` [Qemu-devel] " Jan Kiszka
2011-12-10 10:45 ` Jan Kiszka
2011-12-12 13:18 ` [Qemu-devel] " Stefano Stabellini
2011-12-12 13:18 ` Stefano Stabellini
2011-12-12 14:03 ` [Qemu-devel] " Jan Kiszka
2011-12-12 14:03 ` Jan Kiszka
2011-12-12 14:41 ` [Qemu-devel] " Stefano Stabellini
2011-12-12 14:41 ` Stefano Stabellini
2011-12-12 15:03 ` [Qemu-devel] " Jan Kiszka
2011-12-12 15:03 ` Jan Kiszka
2011-12-12 15:32 ` [Qemu-devel] " Stefano Stabellini
2011-12-12 15:32 ` Stefano Stabellini
2011-12-13 11:55 ` [Qemu-devel] early_savevm (was: [PATCH V2 5/5] vga-cirrus: Workaround during restore when using Xen.) Stefano Stabellini
2011-12-13 11:55 ` Stefano Stabellini
2011-12-13 12:35 ` [Qemu-devel] early_savevm Jan Kiszka
2011-12-13 12:35 ` early_savevm Jan Kiszka
2011-12-13 13:59 ` [Qemu-devel] early_savevm Stefano Stabellini
2011-12-13 13:59 ` early_savevm Stefano Stabellini
2011-12-18 17:43 ` [Qemu-devel] early_savevm Avi Kivity
2011-12-18 17:43 ` early_savevm Avi Kivity
2012-01-11 17:55 ` [Qemu-devel] early_savevm Anthony Liguori
2011-12-18 17:41 ` [Qemu-devel] [PATCH V2 5/5] vga-cirrus: Workaround during restore when using Xen Avi Kivity
2011-12-18 17:41 ` Avi Kivity
2012-01-04 16:38 ` [Qemu-devel] " Stefano Stabellini
2012-01-04 16:38 ` Stefano Stabellini
2012-01-04 17:23 ` [Qemu-devel] " Avi Kivity
2012-01-04 17:23 ` Avi Kivity
2012-01-05 12:30 ` [Qemu-devel] " Stefano Stabellini
2012-01-05 12:30 ` Stefano Stabellini
2012-01-05 12:50 ` [Qemu-devel] " Avi Kivity
2012-01-05 12:50 ` Avi Kivity
2012-01-05 13:17 ` [Qemu-devel] " Stefano Stabellini
2012-01-05 13:17 ` Stefano Stabellini
2012-01-05 13:32 ` [Qemu-devel] " Avi Kivity
2012-01-05 13:32 ` Avi Kivity
2012-01-05 14:34 ` [Qemu-devel] " Stefano Stabellini
2012-01-05 14:34 ` Stefano Stabellini
2012-01-05 15:19 ` [Qemu-devel] " Avi Kivity
2012-01-05 15:19 ` Avi Kivity
2012-01-05 15:53 ` [Qemu-devel] " Stefano Stabellini
2012-01-05 15:53 ` Stefano Stabellini
2012-01-05 16:33 ` [Qemu-devel] " Avi Kivity
2012-01-05 16:33 ` Avi Kivity
2012-01-05 17:21 ` [Qemu-devel] " Stefano Stabellini
2012-01-05 17:21 ` Stefano Stabellini
2012-01-05 17:50 ` [Qemu-devel] " Avi Kivity
2012-01-05 17:50 ` Avi Kivity
2012-01-05 18:49 ` [Qemu-devel] " Jan Kiszka
2012-01-05 18:49 ` Jan Kiszka
2012-01-06 10:50 ` [Qemu-devel] " Stefano Stabellini
2012-01-06 10:50 ` Stefano Stabellini
2012-01-06 13:30 ` [Qemu-devel] " Jan Kiszka
2012-01-06 13:30 ` Jan Kiszka
2012-01-06 14:40 ` [Qemu-devel] " Stefano Stabellini
2012-01-06 14:40 ` Stefano Stabellini
2012-01-08 10:39 ` [Qemu-devel] " Avi Kivity
2012-01-08 10:39 ` Avi Kivity
2012-01-09 15:25 ` [Qemu-devel] " Stefano Stabellini
2012-01-09 15:25 ` Stefano Stabellini
2012-01-09 15:28 ` [Qemu-devel] " Jan Kiszka
2012-01-09 15:28 ` Jan Kiszka
2012-01-09 15:36 ` [Qemu-devel] " Avi Kivity
2012-01-09 15:36 ` Avi Kivity
2012-01-06 15:58 ` [Qemu-devel] " Peter Maydell
2012-01-06 15:58 ` Peter Maydell
2012-01-06 16:50 ` [Qemu-devel] " Jan Kiszka
2012-01-06 16:50 ` Jan Kiszka
2012-01-06 12:19 ` [Qemu-devel] " Avi Kivity
2012-01-06 12:19 ` Avi Kivity
2012-01-06 12:22 ` [Qemu-devel] " Jan Kiszka
2012-01-06 12:22 ` Jan Kiszka
2012-01-06 12:47 ` [Qemu-devel] " Avi Kivity
2012-01-06 12:47 ` Avi Kivity
2011-12-12 12:58 ` [Qemu-devel] " Stefano Stabellini
2011-12-12 12:58 ` Stefano Stabellini
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=4EEE2697.5020602@redhat.com \
--to=avi@redhat.com \
--cc=anthony.perard@citrix.com \
--cc=anthony@codemonkey.ws \
--cc=qemu-devel@nongnu.org \
--cc=stefano.stabellini@eu.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.