Re: [RFC 1/2] misc: Add vboxguest driver for Virtual Box Guest integration

From	Hans de Goede <hdegoede@redhat.com>
Newsgroups	linux.kernel
Subject	Re: [RFC 1/2] misc: Add vboxguest driver for Virtual Box Guest integration
Date	2017-08-21 14:10 +0200
Message-ID	<ugTGP-4d6-45@gated-at.bofh.it> (permalink)
References	(2 earlier) <udpFf-a0-13@gated-at.bofh.it> <udMBQ-6rM-5@gated-at.bofh.it> <uek0O-2qo-35@gated-at.bofh.it> <uemvE-42v-15@gated-at.bofh.it> <ugTns-3Rl-37@gated-at.bofh.it>
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Hi,

On 21-08-17 13:43, Hans de Goede wrote:

<snip>

> I'm also thinking that under Linux since we never use userspace to
> alloc memory for the balloon, we don't need to involve userspace at
> all, the drivers interrupt handler could detect the event that the
> host wants to change the balloonsize itself and start a workqueue
> item which then asks for what the new size should be and do the
> adjustment all inside the kernel.  I think that will even lead to
> simpler code as we no longer need to track the balloon userspace
> owner and do reclaim when it dies.
> 
> Typing this out I really see no reason to not do this inside the
> kernel, so I think I'm going to implement that right away / for
> the [RFC v2] I plan to post later today or tomorrow.

Done:

https://github.com/jwrdegoede/vboxguest/commit/2920882cb0ce9af11a843affc58d4a08ef47e16b

Regards,

Hans

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Re: [RFC 1/2] misc: Add vboxguest driver for Virtual Box Guest  integration Hans de Goede <hdegoede@redhat.com> - 2017-08-13 00:00 +0200
  Re: [RFC 1/2] misc: Add vboxguest driver for Virtual Box Guest  integration Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2017-08-13 01:30 +0200
  Re: [RFC 1/2] misc: Add vboxguest driver for Virtual Box Guest  integration Hans de Goede <hdegoede@redhat.com> - 2017-08-14 09:40 +0200
  Re: [RFC 1/2] misc: Add vboxguest driver for Virtual Box Guest integration Arnd Bergmann <arnd@arndb.de> - 2017-08-14 11:40 +0200
    Re: [RFC 1/2] misc: Add vboxguest driver for Virtual Box Guest  integration Hans de Goede <hdegoede@redhat.com> - 2017-08-14 14:20 +0200
      Re: [RFC 1/2] misc: Add vboxguest driver for Virtual Box Guest  integration Hans de Goede <hdegoede@redhat.com> - 2017-08-21 13:50 +0200
        Re: [RFC 1/2] misc: Add vboxguest driver for Virtual Box Guest  integration Hans de Goede <hdegoede@redhat.com> - 2017-08-21 14:10 +0200

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