On Monday 07 April 2008 23:50:24 Anthony Liguori wrote: > Rusty Russell wrote: > > The 'disable_cb' callback is designed as an optimization to tell the host > > we don't need callbacks now. As it is not reliable, the debug check is > > overzealous: it can happen on two CPUs at the same time. Document this. > > > > Even if it were reliable, the virtio_net driver doesn't disable > > callbacks on transmit so the START_USE/END_USE debugging reentrance > > protection can be easily tripped even on UP. > > > > Thanks to Balaji Rao for the bug report and testing. > > I think the printk() in start_xmit should be removed too (or at least > rate limited).
Yep, please send patch. I'm about to jump on a plane, so consider this a pre-canned ack. Thanks, Rusty. _______________________________________________ Virtualization mailing list [email protected] https://lists.linux-foundation.org/mailman/listinfo/virtualization
