Jeremy Fitzhardinge wrote: >> I wasn't suggesting we shouldn't have both interfaces, merely >> questioning why adding what to me seems like an unnecessary performance >> hit for the classic case of the call. > > I don't mind how many interfaces there are, so long as there only needs > to be one place to hook to plug in the Xen version of > smp_call_function_whatever. Perhaps the answer is to just hook the IPI > mechanism itself rather than the whole of smp_call_function_mask... Well we're obviously going to have at least two interfaces given that we have the traditional Linux one and Xen seems to require something different :-) > Have you looked at Jens Axboe's patches to make all this stuff a lot > more arch-common? Nope, do you have a pointer? Cheers, Jes _______________________________________________ Virtualization mailing list Virtualization@xxxxxxxxxxxxxxxxxxxxxxxxxx https://lists.linux-foundation.org/mailman/listinfo/virtualization