On Tue, 2013-03-19 at 12:45 +0100, Paolo Bonzini wrote: > Il 19/03/2013 12:32, James Bottomley ha scritto: > > On Tue, 2013-03-19 at 17:57 +0800, Wanlong Gao wrote: > >> From: Paolo Bonzini <pbonzini@xxxxxxxxxx> > >> > >> virtio_scsi_target_state is now empty. We will find new uses for it in > >> the next few patches, so this patch does not drop it completely. > >> However, having dropped the sglist flexible array member, we can turn > >> the tgt array-of-pointers into a simple array. This simplifies the > >> allocation. > >> > >> Even simpler would be to place the virtio_scsi_target_state structs in a > >> flexible array member at the end of struct virtio_scsi. But we do not > >> do that, because we will place the virtqueues there in the next patches. > > > > I'm really sorry, but I must have been asleep at the wheel when I let > > code like this go in. No modern driver should have fixed arrays for > > target information. The way this is supposed to work is that you have > > entries in the host template for target_alloc and target_destroy. You > > hook into these and attach your struct virtio_scsi_target_state to > > scsi_target->hostdata, > > So that would be sc->device->sdev_target->hostdata. No, unfortunate name, but it's used for something else (actually, I think it *was* used by something else and is unused now). The construct is scsi_target(sc->device)->hostdata James -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
