On 07/17/2012 12:45 PM, Mike Christie wrote: > On 07/17/2012 10:47 AM, Paolo Bonzini wrote: >> Il 17/07/2012 18:36, Christoph Hellwig ha scritto: >>>>> There's no such thing in the market today as a removable disk that's >>>>> resizeable. Removable disks are for things like backup cartridges and >>>>> ageing jazz drives. Worse: most removeable devices today are USB card >>>>> readers whose standards compliance varies from iffy to non existent. >>>>> Resizeable disks are currently the province of storage arrays. >>> The virtual disks exported by aacraid are both marked removable and >>> can be resized. >> >> Do they report resizing via unit attention? I can skip this part on >> removable virtio-scsi disks if that's what real hardware does, it would >> also work. >> > > Not sure if we are talking about the same thing. > > So can virtio-scsi send a UA with asc/ascq that indicates the lun > changed size? Other drivers do this. I updated Hannes's patches the > other day to support UAs like those in userspace. > > I just saw the code in the patch where virtio-scsi gets that event. Was not done. I meant I saw that patch where virtio-scsi gets that virtio_scsi_event and kicks of a rescan based off of that. -- To unsubscribe from this list: send the line "unsubscribe linux-scsi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
