On Wed, Sep 09, 2015 at 11:43:05AM +0200, Peter Zijlstra wrote:
> Sadly that makes the code worse; I get 14 mul instructions where
> previously I had 11.
FWIW I count like:
objdump -d defconfig-build/kernel/sched/fair.o |
awk '/<[^>]*>:/ { p=0 }
/<update_blocked_averages>:/ { p=1 }
{ if (p) print $0 }' |
cut -d\: -f2- | grep mul | wc -l
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