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From: Amit Shah <amit.shah@redhat.com>
To: "Daniel P. Berrange" <berrange@redhat.com>
Cc: Markus Armbruster <armbru@redhat.com>,
	qemu-devel@nongnu.org, Anthony Liguori <anthony@codemonkey.ws>,
	Luiz Capitulino <lcapitulino@redhat.com>
Subject: Re: [Qemu-devel] [PATCH v2 2/3] Add event notification for guest balloon changes
Date: Tue, 22 May 2012 01:14:59 +0530	[thread overview]
Message-ID: <20120521194459.GE14541@amit.redhat.com> (raw)
In-Reply-To: <1337619593-25823-3-git-send-email-berrange@redhat.com>

On (Mon) 21 May 2012 [17:59:52], Daniel P. Berrange wrote:
> From: "Daniel P. Berrange" <berrange@redhat.com>
> 
> After setting a balloon target value, applications have to
> continually poll 'query-balloon' to determine whether the
> guest has reacted to this request. The virtio-balloon backend
> knows exactly when the guest has reacted though, and thus it
> is possible to emit a JSON event to tell the mgmt application
> whenever the guest balloon changes.
> 
> This introduces a new 'qemu_balloon_change()' API which is

I prefer qemu_balloon_changed(), it is clearer that this is called
after a balloon value change.  qemu_balloon_change() can be taken to
mean the function is called as a response the the monitor 'balloon'
command.

> +BALLOON_CHANGE
> +----------

similarly, this can be BALLOON_CHANGED


		Amit

  reply	other threads:[~2012-05-21 19:45 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-05-21 16:59 [Qemu-devel] [PATCH v2 0/3] Event notifications for balloon driver Daniel P. Berrange
2012-05-21 16:59 ` [Qemu-devel] [PATCH v2 1/3] Add 'query-events' command to QMP to query async events Daniel P. Berrange
2012-05-22 20:47   ` Luiz Capitulino
2012-05-21 16:59 ` [Qemu-devel] [PATCH v2 2/3] Add event notification for guest balloon changes Daniel P. Berrange
2012-05-21 19:44   ` Amit Shah [this message]
2012-05-21 19:50     ` Daniel P. Berrange
2012-05-22 12:50       ` Amit Shah
2012-05-21 16:59 ` [Qemu-devel] [PATCH v2 3/3] Add rate limiting of RTC_CHANGE, BALLOON_CHANGE & WATCHDOG events Daniel P. Berrange
     [not found]   ` <20120530155037.4e5d46df@doriath.home>
2012-06-08 16:48     ` Daniel P. Berrange
2012-06-11 17:22       ` Luiz Capitulino
2012-06-13 14:53         ` Daniel P. Berrange
2012-06-13 14:57           ` Paolo Bonzini
2012-06-13 15:06             ` Daniel P. Berrange
2012-06-13 15:35               ` Paolo Bonzini
2012-06-13 15:04     ` Daniel P. Berrange
2012-05-22 20:55 ` [Qemu-devel] [PATCH v2 0/3] Event notifications for balloon driver Luiz Capitulino
2012-05-23 10:35   ` Daniel P. Berrange
2012-05-23 14:16     ` Luiz Capitulino

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