On 01.06.2010, at 10:36, Andreas Schwab wrote: > Paul Mackerras <[email protected]> writes: > >> I re-read the relevant part of the PowerPC architecture spec >> yesterday, and it seems pretty clear that the FPSCR doesn't affect the >> behaviour of lfs and stfs, and is not affected by them. So in fact 4 >> out of the 7 instructions in each of those procedures are unnecessary >> (and similarly for the cvt_fd/df used in the alignment fixup code). > > I'd prefer to have this deferred to a separate patch.
I agree. Andreas' patch takes the current logic and moves it to be KVM contained, so we don't clutter the stack. The fact that the old code was inefficient is a separate story. Avi / Marcelo, please apply the patch nevertheless. Alex -- To unsubscribe from this list: send the line "unsubscribe kvm-ppc" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
