unsigned int local_bh_count[NR_CPUS];
unsigned int local_irq_count[NR_CPUS];
I guess these variables are heavily used, and that the cachelines will
remain SHARED in all cpu's in the system. Lots of completely superflous
What about reordering the arrays, and cache-line aligning everything?
unsigned int local_bh_count;
unsigned int local_irq_count;
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