From: Avi Kivity <avi@redhat.com>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: Jeremy Fitzhardinge <jeremy@goop.org>,
Dmitry Torokhov <dtor@vmware.com>,
linux-kernel@vger.kernel.org, pv-drivers@vmware.com,
Dan Magenheimer <dan.magenheimer@oracle.com>
Subject: Re: [PATCH] VMware Balloon driver
Date: Tue, 06 Apr 2010 19:28:00 +0300 [thread overview]
Message-ID: <4BBB6110.2080505@redhat.com> (raw)
In-Reply-To: <20100405154023.c7e4f877.akpm@linux-foundation.org>
On 04/06/2010 01:40 AM, Andrew Morton wrote:
> On Tue, 06 Apr 2010 01:26:11 +0300
> Avi Kivity<avi@redhat.com> wrote:
>
>
>> On 04/06/2010 01:17 AM, Andrew Morton wrote:
>>
>>>> The basic idea of the driver is to allow a guest system to give up
>>>> memory it isn't using so it can be reused by other virtual machines (or
>>>> the host itself).
>>>>
>>>>
>>> So... does this differ in any fundamental way from what hibernation
>>> does, via shrink_all_memory()?
>>>
>>>
>> Just the _all_ bit, and the fact that we need to report the freed page
>> numbers to the hypervisor.
>>
>>
> So... why not tweak that, rather than implementing some parallel thing?
>
That's maybe 5 lines of code. Most of the code is focused on
interpreting requests from the hypervisor and replying with the page
numbers.
--
error compiling committee.c: too many arguments to function
next prev parent reply other threads:[~2010-04-06 16:28 UTC|newest]
Thread overview: 36+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-04-04 21:52 [PATCH] VMware Balloon driver Dmitry Torokhov
2010-04-05 21:24 ` Andrew Morton
2010-04-05 22:03 ` Jeremy Fitzhardinge
2010-04-05 22:17 ` Andrew Morton
2010-04-05 22:26 ` Avi Kivity
2010-04-05 22:40 ` Andrew Morton
2010-04-05 23:01 ` Dmitry Torokhov
2010-04-05 23:03 ` Dan Magenheimer
2010-04-05 23:11 ` Andrew Morton
2010-04-05 23:28 ` Dmitry Torokhov
2010-04-06 16:28 ` Avi Kivity [this message]
2010-04-05 23:28 ` Jeremy Fitzhardinge
2010-04-05 23:34 ` Andrew Morton
2010-04-06 0:26 ` Dan Magenheimer
2010-04-06 16:30 ` Avi Kivity
2010-04-06 17:27 ` Dan Magenheimer
2010-04-06 23:20 ` Dave Hansen
2010-04-05 22:58 ` Dmitry Torokhov
2010-04-06 16:32 ` Avi Kivity
2010-04-06 17:06 ` Dmitry Torokhov
2010-04-06 17:42 ` Avi Kivity
2010-04-06 18:25 ` Jeremy Fitzhardinge
2010-04-06 18:36 ` Avi Kivity
2010-04-06 19:18 ` Jeremy Fitzhardinge
2010-04-08 5:30 ` Pavel Machek
2010-04-08 7:18 ` Avi Kivity
2010-04-08 17:01 ` Jeremy Fitzhardinge
2010-04-15 21:00 ` [PATCH v2] " Dmitry Torokhov
2010-04-21 19:59 ` Dmitry Torokhov
2010-04-21 20:18 ` Andrew Morton
2010-04-21 20:52 ` Dmitry Torokhov
2010-04-21 21:13 ` Andrew Morton
2010-04-22 0:09 ` Dmitry Torokhov
2010-04-21 23:54 ` Andrew Morton
2010-04-22 0:00 ` Dmitry Torokhov
2010-04-22 1:02 ` [Pv-drivers] " Dmitry Torokhov
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