On 20/12/2019 13:29, Jan Beulich wrote: > There's no reason to have the PIC vectors (which are typically entirely > unused on 64-bit systems anyway) right below the high priority ones. Put > them in the lowest possible range, and shift the dynamic vector range up > accordingly.
It might be helpful to explain why, which is to reduce the priority of PIC vectors in the LAPIC vs everything else. > > Note that irq_move_cleanup_interrupt(), despite using > FIRST_DYNAMIC_VECTOR, does not get touched, as PIC interrupts aren't > movable. > > Suggested-by: Andrew Cooper <[email protected]> > Signed-off-by: Jan Beulich <[email protected]> Acked-by: Andrew Cooper <[email protected]> _______________________________________________ Xen-devel mailing list [email protected] https://lists.xenproject.org/mailman/listinfo/xen-devel
