On 15/12/15 17:51, Julien Grall wrote: > Hi all, > > This patch aims is a first attempt to write the hypercall dispatch in assembly > in order to avoid reloading the hypercall arguments from the stack.
Why? A couple of stack operations are in the noise, performance wise. I have half a patch series to do exactly the opposite for x86 PV guests, as C is far more maintainable than asm. ~Andrew _______________________________________________ Xen-devel mailing list [email protected] http://lists.xen.org/xen-devel
