From: Xiao Guangrong <xiaoguangrong.eric@gmail.com>
To: Gleb Natapov <gleb@redhat.com>
Cc: Markus Trippelsdorf <markus@trippelsdorf.de>,
kvm@vger.kernel.org,
Xiao Guangrong <xiaoguangrong@linux.vnet.ibm.com>,
Marcelo Tosatti <mtosatti@redhat.com>,
Paolo Bonzini <pbonzini@redhat.com>,
linux-kernel@vger.kernel.org
Subject: Re: commit f8f559422b (KVM: MMU: fast invalidate all mmio sptes) causes hang
Date: Thu, 18 Jul 2013 03:52:43 +0800 [thread overview]
Message-ID: <1B1F8ADA-1CD3-4CC4-B24D-A0C81B7DFCC5@gmail.com> (raw)
In-Reply-To: <20130717193100.GM13732@redhat.com>
On Jul 18, 2013, at 3:31 AM, Gleb Natapov <gleb@redhat.com> wrote:
> On Thu, Jul 18, 2013 at 03:07:11AM +0800, Xiao Guangrong wrote:
>> Ouch!
>>
>> The guest is hang when boot from ubuntu iso, i bisected the code and found it is caused by:
>>
>> cad55f1aed000db46dfd1b5706707f33624d8604 is the first bad commit
>> commit cad55f1aed000db46dfd1b5706707f33624d8604
>> Author: Cornelia Huck <cornelia.huck@de.ibm.com>
>> Date: Wed Jul 3 16:30:53 2013 +0200
>>
>> KVM: kvm-io: support cookies
>>
>> Add new functions kvm_io_bus_{read,write}_cookie() that allows users of
>> the kvm io infrastructure to use a cookie value to speed up lookup of a
>> device on an io bus.
>>
>> Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
>> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
>>
>> Now, i have reset the code behind this commit and continue to install the guest…...
>>
> You are on an old queue branch (the commit was never in next). I fixed it not long time ago. Can you
> pull?
Yes. The issue is gone after update the code. Thank you, Gleb!
prev parent reply other threads:[~2013-07-17 19:52 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-07-17 16:32 commit f8f559422b (KVM: MMU: fast invalidate all mmio sptes) causes hang Markus Trippelsdorf
2013-07-17 16:42 ` Gleb Natapov
2013-07-17 16:57 ` Markus Trippelsdorf
2013-07-17 17:25 ` Xiao Guangrong
2013-07-17 17:34 ` Markus Trippelsdorf
2013-07-17 18:42 ` Markus Trippelsdorf
2013-07-17 18:55 ` Gleb Natapov
2013-07-17 19:00 ` Markus Trippelsdorf
2013-07-17 19:27 ` Xiao Guangrong
2013-07-17 19:38 ` Markus Trippelsdorf
2013-07-17 19:28 ` Gleb Natapov
2013-07-17 19:22 ` Xiao Guangrong
2013-07-17 19:07 ` Xiao Guangrong
2013-07-17 19:31 ` Gleb Natapov
2013-07-17 19:52 ` Xiao Guangrong [this message]
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