From: Ian Jackson <Ian.Jackson@eu.citrix.com>
To: Stefano Stabellini <Stefano.Stabellini@eu.citrix.com>
Cc: xen-devel@lists.xensource.com
Subject: Re: [PATCH 0/3] prevent qemu-xen-traditional from waking up needlessly
Date: Thu, 1 Dec 2011 17:56:44 +0000 [thread overview]
Message-ID: <20183.49116.134853.919558@mariner.uk.xensource.com> (raw)
In-Reply-To: <alpine.DEB.2.00.1111181351190.3519@kaball-desktop>
Stefano Stabellini writes ("[Xen-devel] [PATCH 0/3] prevent qemu-xen-traditional from waking up needlessly"):
> this small patch series prevents qemu-xen-traditional from waking up
> needlessly several times a second in order to check some timers.
>
> The first patch makes use of a new mechanism to receive buffered io
> event notifications from Xen, so that qemu doesn't need to check the
> buffered io page for data 10 times a sec for the entire life of the VM.
I see that the hypervisor patch has gone in, so I have applied 2 and 3
as well.
Ian.
prev parent reply other threads:[~2011-12-01 17:56 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-11-18 14:04 [PATCH 0/3] prevent qemu-xen-traditional from waking up needlessly Stefano Stabellini
2011-11-18 14:05 ` [PATCH 1/3] xen: introduce an event channel for buffered io event notifications stefano.stabellini
2012-04-03 14:43 ` Ian Jackson
2011-11-18 14:05 ` [PATCH 2/3] xen: don't initialize the RTC timers if xen is available stefano.stabellini
2011-11-18 14:05 ` [PATCH 3/3] increase minimum timeout to 1h stefano.stabellini
2011-12-01 17:56 ` Ian Jackson [this message]
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