Re: powerpc/32: Optimise __csum_partial()

2018-06-04 Thread Michael Ellerman
On Thu, 2018-05-24 at 11:22:27 UTC, Christophe Leroy wrote: > Improve __csum_partial by interleaving loads and adds. > > On a 8xx, it brings neither improvement nor degradation. > On a 83xx, it brings a 25% improvement. > > Signed-off-by: Christophe Leroy > Reviewed-by: Segher Boessenkool

Re: [PATCH] powerpc/32: Optimise __csum_partial()

2018-05-24 Thread Segher Boessenkool
On Thu, May 24, 2018 at 11:22:27AM +, Christophe Leroy wrote: > Improve __csum_partial by interleaving loads and adds. > > On a 8xx, it brings neither improvement nor degradation. > On a 83xx, it brings a 25% improvement. Thanks! Looks fine to me. > Signed-off-by: Christophe Leroy

[PATCH] powerpc/32: Optimise __csum_partial()

2018-05-24 Thread Christophe Leroy
Improve __csum_partial by interleaving loads and adds. On a 8xx, it brings neither improvement nor degradation. On a 83xx, it brings a 25% improvement. Signed-off-by: Christophe Leroy --- arch/powerpc/lib/checksum_32.S | 13 +++-- 1 file changed, 11