linux-kernel - Re: [PATCH] VMware Balloon driver

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Tue, 06 Apr 2010 19:28:00 +0300
From:	Avi Kivity <avi@...hat.com>
To:	Andrew Morton <akpm@...ux-foundation.org>
CC:	Jeremy Fitzhardinge <jeremy@...p.org>,
	Dmitry Torokhov <dtor@...are.com>,
	linux-kernel@...r.kernel.org, pv-drivers@...are.com,
	Dan Magenheimer <dan.magenheimer@...cle.com>
Subject: Re: [PATCH] VMware Balloon driver

On 04/06/2010 01:40 AM, Andrew Morton wrote:
> On Tue, 06 Apr 2010 01:26:11 +0300
> Avi Kivity<avi@...hat.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

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/