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Re: [Qemu-devel] pvpanic plans?
From: |
Paolo Bonzini |
Subject: |
Re: [Qemu-devel] pvpanic plans? |
Date: |
Thu, 31 Oct 2013 18:09:53 +0100 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:17.0) Gecko/20130923 Thunderbird/17.0.9 |
Il 31/10/2013 18:00, Michael S. Tsirkin ha scritto:
> Interesting. Why do we have
> - { RUN_STATE_INTERNAL_ERROR, RUN_STATE_PAUSED },
> then?
It's only for non-resumable states (such as pvpanic right now).
It's used here:
if (qemu_reset_requested()) {
pause_all_vcpus();
cpu_synchronize_all_states();
qemu_system_reset(VMRESET_REPORT);
resume_all_vcpus();
if (runstate_needs_reset()) {
runstate_set(RUN_STATE_PAUSED);
}
}
Don't ask me what's happening with that resume_all_vcpus, because I have
no idea. But I tested it now, and "system_reset" will indeed move you
from "paused (internal-error)" to "paused" with RIP=0xfffffff0.
Paolo
- Re: [Qemu-devel] pvpanic plans?, (continued)
- Re: [Qemu-devel] pvpanic plans?, Paolo Bonzini, 2013/10/31
- Re: [Qemu-devel] pvpanic plans?, Michael S. Tsirkin, 2013/10/31
- Re: [Qemu-devel] pvpanic plans?, Paolo Bonzini, 2013/10/31
- Re: [Qemu-devel] pvpanic plans?, Michael S. Tsirkin, 2013/10/31
- Re: [Qemu-devel] pvpanic plans?, Paolo Bonzini, 2013/10/31
- Re: [Qemu-devel] pvpanic plans?, Michael S. Tsirkin, 2013/10/31
- Re: [Qemu-devel] pvpanic plans?, Paolo Bonzini, 2013/10/31
- Re: [Qemu-devel] pvpanic plans?, Michael S. Tsirkin, 2013/10/31
- Re: [Qemu-devel] pvpanic plans?, Paolo Bonzini, 2013/10/31
- Re: [Qemu-devel] pvpanic plans?, Michael S. Tsirkin, 2013/10/31
- Re: [Qemu-devel] pvpanic plans?,
Paolo Bonzini <=
- Re: [Qemu-devel] pvpanic plans?, Michael S. Tsirkin, 2013/10/31
- Re: [Qemu-devel] pvpanic plans?, Paolo Bonzini, 2013/10/31
- Re: [Qemu-devel] pvpanic plans?, Michael S. Tsirkin, 2013/10/31
- Re: [Qemu-devel] pvpanic plans?, Paolo Bonzini, 2013/10/31
- Re: [Qemu-devel] pvpanic plans?, Michael S. Tsirkin, 2013/10/31
- Re: [Qemu-devel] pvpanic plans?, Michael S. Tsirkin, 2013/10/31
- Re: [Qemu-devel] pvpanic plans?, Eric Blake, 2013/10/31
- Re: [Qemu-devel] pvpanic plans?, Michael S. Tsirkin, 2013/10/31