On Fri, Jul 29, 2011 at 10:56:07AM +0200, Markus Armbruster wrote: > > Hmm. We already do proper read-modify-write cycles for actual data > > transfers, so killing the buffer inside SD sounds like the better > > idea. qemu_blockalign really should be used only for block-layer internal > > allocations. > > What about the uses in scsi-disk.c and ide/core.c?
They are allocating internal bounce buffers due to suboptimal I/O models. But given that this is the reality in multiple qemu drivers I think I'll give up and ack the move.
