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From: Srivatsa Vaddagiri <vatsa@linux.vnet.ibm.com>
To: Avi Kivity <avi@redhat.com>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>,
	Anthony Liguori <aliguori@linux.vnet.ibm.com>,
	qemu-devel@nongnu.org, kvm@vger.kernel.org,
	Chris Wright <chrisw@sous-sol.org>, Ingo Molnar <mingo@elte.hu>,
	Mike Galbraith <efault@gmx.de>
Subject: Re: [PATCH] qemu-kvm: response to SIGUSR1 to start/stop a VCPU (v2)
Date: Thu, 2 Dec 2010 17:49:45 +0530	[thread overview]
Message-ID: <20101202121945.GA22268@linux.vnet.ibm.com> (raw)
In-Reply-To: <4CF76440.30500@redhat.com>

On Thu, Dec 02, 2010 at 11:17:52AM +0200, Avi Kivity wrote:
> What I'd like to see in directed yield is donating exactly the
> amount of vruntime that's needed to make the target thread run.  The

How would that work well with hard-limits? The target thread would have been
rate limited and no amount of vruntime donation would make it work
"immediately" ..

- vatsa

  parent reply	other threads:[~2010-12-02 12:19 UTC|newest]

Thread overview: 40+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-11-23 16:49 [PATCH] qemu-kvm: response to SIGUSR1 to start/stop a VCPU (v2) Anthony Liguori
2010-11-23 19:35 ` [Qemu-devel] " Blue Swirl
2010-11-23 21:46   ` Anthony Liguori
2010-11-23 23:43     ` Paolo Bonzini
2010-11-24  1:15       ` Anthony Liguori
2010-11-24  2:08         ` Paolo Bonzini
2010-11-24  8:18 ` Avi Kivity
2010-11-24 13:58   ` Anthony Liguori
2010-11-24 14:23     ` Avi Kivity
2010-12-01 12:37       ` Srivatsa Vaddagiri
2010-12-01 12:56         ` Avi Kivity
2010-12-01 16:12           ` Srivatsa Vaddagiri
2010-12-01 16:25             ` Peter Zijlstra
2010-12-01 17:17               ` Chris Wright
2010-12-01 17:22                 ` Peter Zijlstra
2010-12-01 17:26                   ` Rik van Riel
2010-12-01 19:07                     ` Peter Zijlstra
2010-12-01 19:24                       ` Rik van Riel
2010-12-01 19:35                         ` Peter Zijlstra
2010-12-01 19:42                           ` Rik van Riel
2010-12-01 19:47                             ` Peter Zijlstra
2010-12-02  9:07                       ` Avi Kivity
2010-12-01 17:46                   ` Chris Wright
2010-12-01 17:29               ` Srivatsa Vaddagiri
2010-12-01 17:45                 ` Peter Zijlstra
2010-12-01 18:00                   ` Srivatsa Vaddagiri
2010-12-01 19:09                     ` Peter Zijlstra
2010-12-02  9:17                       ` Avi Kivity
2010-12-02 11:47                         ` Srivatsa Vaddagiri
2010-12-02 12:22                           ` Srivatsa Vaddagiri
2010-12-02 12:41                           ` Avi Kivity
2010-12-02 13:13                             ` Srivatsa Vaddagiri
2010-12-02 13:49                               ` Avi Kivity
2010-12-02 15:27                                 ` Srivatsa Vaddagiri
2010-12-02 15:28                                   ` Srivatsa Vaddagiri
2010-12-02 15:33                                   ` Avi Kivity
2010-12-02 15:44                                     ` Srivatsa Vaddagiri
2010-12-02 12:19                         ` Srivatsa Vaddagiri [this message]
2010-12-02 12:42                           ` Avi Kivity
2010-12-02  9:14                 ` Avi Kivity

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