On Mon, Aug 13, 2012 at 4:24 PM, Stefan Fritsch <[email protected]> wrote: > - virtio: use lfence/sfence because __sync_synchronize() is broken > on gcc < 4.4
please don't. use bus_space_barrier.
On Mon, Aug 13, 2012 at 4:24 PM, Stefan Fritsch <[email protected]> wrote: > - virtio: use lfence/sfence because __sync_synchronize() is broken > on gcc < 4.4
please don't. use bus_space_barrier.