Re: [Xen-devel] [PATCH v2 1/2] xen_platform: unplug also SCSI disks

2016-09-16 Thread Olaf Hering
On Wed, Sep 14, Stefano Stabellini wrote: > Written like this, the code will unplug any Xen SCSI disks together with > Xen IDE disks when the guest writes "1" to ioport `0x10`. I am sorry to > be pedantic, but the recent changes introduced to > docs/misc/hvm-emulated-unplug.markdown do not cover a

Re: [Xen-devel] [PATCH v2 1/2] xen_platform: unplug also SCSI disks

2016-09-14 Thread Stefano Stabellini
On Fri, 2 Sep 2016, Olaf Hering wrote: > Using 'vdev=sd[a-o]' will create an emulated LSI controller, which can > be used by the emulated BIOS to boot from disk. If the HVM domU has also > PV driver the disk may appear twice in the guest. To avoid this an > unplug of the emulated hardware is needed