Christoph Hellwig wrote: > On Thu, Apr 30, 2009 at 10:49:19PM +0100, Paul Brook wrote: > > Only if you emulate a crufty old parallel scsi bus, and that's just silly. > > One of the nice things about scsi is it separates the command set from the > > transport layer. cf. USB mass-storage, SAS, SBP2(firewire), and probably > > several others I've forgotten. > > It has nothing to do with an SPI bus. Everything that resembles a SAM > architecture can have multiple LUs per targer, and multiple targers per > initiator port, so we need all the complex queing code, and we need > error handling and and and. If you're using virtio-block to connect to lots of LUNs on lots of targets (i.e. lots of block devices), don't you need similar queuing code and error handling for all that too? -- Jamie -- 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
