From: "Michael S. Tsirkin" <[email protected]> Date: Sun, 10 Jun 2012 13:25:12 +0300
> On Wed, Jun 06, 2012 at 10:35:24AM +0200, Eric Dumazet wrote: >> From: Eric Dumazet <[email protected]> >> >> commit 3fa2a1df909 (virtio-net: per cpu 64 bit stats (v2)) added a race >> on 32bit arches. >> >> We must use separate syncp for rx and tx path as they can be run at the >> same time on different cpus. Thus one sequence increment can be lost and >> readers spin forever. >> >> Signed-off-by: Eric Dumazet <[email protected]> >> Cc: Stephen Hemminger <[email protected]> >> Cc: Michael S. Tsirkin <[email protected]> >> Cc: Jason Wang <[email protected]> > > I'm still thinking about moving tx to take a xmit lock long term, > meanwhile this fix appears appropriate for 3.5. > > Acked-by: Michael S. Tsirkin <[email protected]> > > Dave, can you pick this up pls? Done, thanks. _______________________________________________ Virtualization mailing list [email protected] https://lists.linuxfoundation.org/mailman/listinfo/virtualization
