From: Marcelo Tosatti <mtosatti@redhat.com>
To: Avi Kivity <avi@redhat.com>
Cc: kvm-devel <kvm@vger.kernel.org>, Dor Laor <dlaor@redhat.com>,
Yaniv Kamay <yaniv@redhat.com>
Subject: Re: kvm: qemu: stop/start cpus before/after devices
Date: Wed, 25 Mar 2009 11:26:19 -0300 [thread overview]
Message-ID: <20090325142619.GA28345@amt.cnet> (raw)
In-Reply-To: <49CA1970.1090509@redhat.com>
On Wed, Mar 25, 2009 at 01:45:52PM +0200, Avi Kivity wrote:
> Marcelo Tosatti wrote:
>> From: Yaniv Kamay <yaniv@qumranet.com>
>>
>> Stop cpus before devices when stopping the VM, start cpus after devices
>> when starting VM.
>>
>>
>
> Why is this needed?
A vcpu could access a stopped device otherwise.
next prev parent reply other threads:[~2009-03-25 14:26 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-03-24 17:16 kvm: qemu: stop/start cpus before/after devices Marcelo Tosatti
2009-03-25 11:45 ` Avi Kivity
2009-03-25 14:26 ` Marcelo Tosatti [this message]
2009-03-25 14:39 ` Marcelo Tosatti
2009-03-25 14:52 ` Avi Kivity
2009-03-26 10:03 ` Avi Kivity
2009-03-26 16:36 ` Marcelo Tosatti
2009-03-26 18:45 ` Avi Kivity
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