On Thu, 1 Dec 2011 01:13:07 +0200, "Michael S. Tsirkin" <[email protected]> wrote: > For x86, stores into memory are ordered. So I think that yes, smp_XXX > can be selected at compile time. > > So let's forget the virtio strangeness for a minute,
Hmm, we got away with light barriers because we knew we were not *really* talking to a device. But now with virtio-mmio, turns out we are :) I'm really tempted to revert d57ed95 for 3.2, and we can revisit this optimization later if it proves worthwhile. Thoughts? Rusty. _______________________________________________ Virtualization mailing list [email protected] https://lists.linuxfoundation.org/mailman/listinfo/virtualization
