From: Ingo Molnar <mingo@elte.hu>
To: Jeremy Fitzhardinge <jeremy@goop.org>
Cc: "dan.magenheimer@oracle.com" <dan.magenheimer@oracle.com>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
Xen-devel <xen-devel@lists.xensource.com>,
Stable Kernel <stable@kernel.org>
Subject: Re: [PATCH] xen: actually release memory when shrinking domain
Date: Thu, 22 Jan 2009 23:42:05 +0100 [thread overview]
Message-ID: <20090122224205.GA17450@elte.hu> (raw)
In-Reply-To: <4978F4D8.6090706@goop.org>
* Jeremy Fitzhardinge <jeremy@goop.org> wrote:
> From: Dan Magenheimer <dan.magenheimer@oracle.com>
>
> Fix this:
>
>> It appears that in the upstream balloon driver,
>> > the call to HYPERVISOR_update_va_mapping is missing
>> > from decrease_reservation. I think as a result,
>> > the balloon driver is eating memory but not
>> > releasing it to Xen, thus rendering the balloon
>> > driver essentially useless. (Can be observed via xentop.)
>
> Signed-off-by: Dan Magenheimer <dan.magenheimer@oracle.com>
> Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
> ---
> drivers/xen/balloon.c | 5 +++++
> 1 file changed, 5 insertions(+)
applied to tip/x86/urgent, thanks!
Ingo
next prev parent reply other threads:[~2009-01-22 22:42 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-01-22 22:36 [PATCH] xen: actually release memory when shrinking domain Jeremy Fitzhardinge
2009-01-22 22:42 ` Ingo Molnar [this message]
2009-01-23 14:09 ` [Xen-devel] " Ian Campbell
2009-01-23 16:16 ` Jeremy Fitzhardinge
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