Re: [Xen-devel] [Qemu-devel] [PVSCSI]How to unplug scsi disk simulated by Qemu, just like unplug the ide disk?

[Laszlo Ersek <lersek@xxxxxxxxxx>]

On 05/30/13 13:23, Gonglei (Arei) wrote:
> Hi all,
>     My environment is xen-4.1.2 + qemu-1.2.2
>       I made a pvscsi driver for Redhat guest, but I encountered a problem 
> that I could see two scsi disks, one was simulated by QEMU, another was 
> passthrough.
>     Actually I want to unplug the scsi disk simulated. Any methods can solve 
> the problem on the qemu upstream. Thanks!

Unless I'm misunderstanding you (which is more likely than not):
emulated devices (eg. NIC and IDE disks) are unplugged by the guest
kernel. See "arch/x86/xen/platform-pci-unplug.c".

The qemu side seems to be in "hw/xen/xen_platform.c".

Laszlo


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