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[Qemu-devel] Re: Cannot not unplug cold-plugged devices
From: |
Michael S. Tsirkin |
Subject: |
[Qemu-devel] Re: Cannot not unplug cold-plugged devices |
Date: |
Sat, 13 Nov 2010 22:59:15 +0200 |
User-agent: |
Mutt/1.5.21 (2010-09-15) |
On Fri, Nov 12, 2010 at 09:50:30PM +0900, Isaku Yamahata wrote:
> On Fri, Nov 12, 2010 at 01:26:30PM +0200, Michael S. Tsirkin wrote:
> > No, I am just trying to understand why is hotplug event dangerous.
> > We still get it if we do device add before starting the VM, right?
>
> I'm not sure if it's safe to call enable/disable_device() and
> pm_update_sci() before starting VM.
> So I'd like to avoid to call them instead of making sure it.
> If someone else ensures its safety, I'm willing to eliminate the if clause.
Well I don't think it's dangerous.
I guess it makes sense for whatever is supplied on qemu command line
to not cause a hotplug event.
> --
> yamahata
- [Qemu-devel] Cannot not unplug cold-plugged devices, Cam Macdonell, 2010/11/12
- [Qemu-devel] Re: Cannot not unplug cold-plugged devices, Isaku Yamahata, 2010/11/12
- [Qemu-devel] Re: Cannot not unplug cold-plugged devices, Michael S. Tsirkin, 2010/11/12
- [Qemu-devel] Re: Cannot not unplug cold-plugged devices, Isaku Yamahata, 2010/11/12
- [Qemu-devel] Re: Cannot not unplug cold-plugged devices, Michael S. Tsirkin, 2010/11/12
- [Qemu-devel] Re: Cannot not unplug cold-plugged devices, Isaku Yamahata, 2010/11/12
- [Qemu-devel] Re: Cannot not unplug cold-plugged devices,
Michael S. Tsirkin <=
- [Qemu-devel] Re: Cannot not unplug cold-plugged devices, Isaku Yamahata, 2010/11/13
- [Qemu-devel] Re: Cannot not unplug cold-plugged devices, Michael S. Tsirkin, 2010/11/14