On Thu, Jun 12, 2014 at 05:08:28PM -0400, Waiman Long wrote: > >Native performance is king, try your very utmost bestest to preserve > >that, paravirt is a distant second and nobody sane should care about the > >virt case at all. > > The patch won't affect native performance unless the kernel is built with > VIRT_UNFAIR_LOCKS selected. The same is also true when PARAVIRT_SPINLOCKS is > selected. There is no way around that.
VIRT_UNFAIR_LOCKS is an impossible switch to have; a distro cannot make the right choice. > I do agree that I may over-engineer on this patch, Simple things first, then add complexity. _______________________________________________ Virtualization mailing list [email protected] https://lists.linuxfoundation.org/mailman/listinfo/virtualization
