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From: | Avi Kivity |
Subject: | Re: [Qemu-devel] [PATCH 0/2 v3] kvm: notify host when guest panicked |
Date: | Wed, 14 Mar 2012 12:08:06 +0200 |
User-agent: | Mozilla/5.0 (X11; Linux x86_64; rv:10.0.1) Gecko/20120216 Thunderbird/10.0.1 |
On 03/14/2012 12:04 PM, Wen Congyang wrote: > > > > This is sufficient. On the host, you can open /tmp/foo using a custom > > program or nc (nc -U /tmp/foo). On the guest, you can just open > > /dev/virtio-ports/port1 and read/write into it. > > I have two questions: > 1. does it OK to open this device when the guest is panicked? > On panic, I think it's best to reset the device and drive it directly from the panic handler. -- error compiling committee.c: too many arguments to function
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