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From: Avi Kivity <avi@redhat.com>
To: Chris Wright <chrisw@redhat.com>
Cc: Alexander Graf <agraf@suse.de>, Kenni Lund <kenni@kelu.dk>,
	kvm list <kvm@vger.kernel.org>
Subject: Re: PCI passthrough resource remapping
Date: Wed, 07 Apr 2010 08:52:59 +0300	[thread overview]
Message-ID: <4BBC1DBB.8010408@redhat.com> (raw)
In-Reply-To: <20100331151850.GC25786@x200.localdomain>

On 03/31/2010 06:18 PM, Chris Wright wrote:
>
>> Hrm, I'm not sure these would be related to the small BAR region patch.
>> It looks more like a timing issue.
>>      
> small BAR == slow path == timing issue?
>    

Would be interesting to verify using perf with the 'kvm:kvm_mmio' 
software event, see how many happen per second.

-- 
Do not meddle in the internals of kernels, for they are subtle and quick to panic.


      parent reply	other threads:[~2010-04-07  5:53 UTC|newest]

Thread overview: 39+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-01-09  2:45 PCI passthrough resource remapping Ryan C. Underwood
2010-01-09  3:22 ` Alexander Graf
2010-01-10 21:53   ` Ryan C. Underwood
2010-01-10 22:15   ` Ryan C. Underwood
2010-01-14 13:59     ` Avi Kivity
2010-01-14 15:26       ` Ryan C. Underwood
2010-01-14 15:34         ` Avi Kivity
2010-01-14 15:47           ` Michael S. Tsirkin
2010-01-14 15:54             ` Avi Kivity
2010-01-14 18:31               ` Ryan C. Underwood
2010-01-14 19:09                 ` Avi Kivity
2010-01-14 19:34                   ` Ryan C. Underwood
2010-01-16  9:23                     ` Avi Kivity
2010-01-15 13:11                 ` Pasi Kärkkäinen
2010-01-15 13:15                   ` Alexander Graf
2010-03-26  2:37   ` Kenni Lund
2010-03-26  3:00     ` Brian Jackson
2010-03-29 17:23       ` Kenni Lund
2010-03-29 19:17         ` Alexander Graf
2010-03-29 23:00           ` Kenni Lund
2010-03-29 23:12             ` Alexander Graf
2010-03-29 23:47               ` Chris Wright
2010-03-30  0:21                 ` Kenni Lund
2010-03-30  2:08                   ` Chris Wright
2010-03-30 22:27                     ` Kenni Lund
2010-03-30 22:29                       ` Alexander Graf
2010-03-30 23:52                         ` Kenni Lund
2010-03-31  0:59                           ` Chris Wright
2010-03-30 23:58                       ` Chris Wright
2010-03-31  0:47                         ` Kenni Lund
2010-03-31  1:32                           ` Chris Wright
2010-03-31 10:07                             ` Kenni Lund
2010-03-31 15:15                               ` Chris Wright
2010-03-31 11:43                           ` Kenni Lund
2010-03-31 12:24                             ` Alexander Graf
2010-03-31 13:04                               ` Kenni Lund
2010-03-31 15:18                               ` Chris Wright
2010-03-31 15:23                                 ` Alexander Graf
2010-04-07  5:52                                 ` Avi Kivity [this message]

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