On Fri, Oct 24, 2014 at 04:53:27PM -0400, Waiman Long wrote: > The additional register pressure may just cause a few more register moves > which should be negligible in the overall performance . The additional > icache pressure, however, may have some impact on performance. I was trying > to balance the performance of the pv and non-pv versions so that we won't > penalize the pv code too much for a bit more performance in the non-pv code. > Doing it your way will add a lot of function call and register > saving/restoring to the pv code.
If people care about performance they should not be using virt crap :-) I only really care about bare metal. _______________________________________________ Virtualization mailing list Virtualization@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/virtualization
