[NET]: Avoid divides in net/core/gen_estimator.c
We can void divides (as seen with CONFIG_CC_OPTIMIZE_FOR_SIZE=y on x86) changing ((HZ<<idx)/4) to ((HZ/4) << idx) Signed-off-by: Eric Dumazet <dada1@cosmosbay.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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@ -135,7 +135,7 @@ skip:
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}
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if (!list_empty(&elist[idx].list))
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mod_timer(&elist[idx].timer, jiffies + ((HZ<<idx)/4));
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mod_timer(&elist[idx].timer, jiffies + ((HZ/4) << idx));
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rcu_read_unlock();
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}
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@ -191,7 +191,7 @@ int gen_new_estimator(struct gnet_stats_basic *bstats,
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}
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if (list_empty(&elist[idx].list))
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mod_timer(&elist[idx].timer, jiffies + ((HZ<<idx)/4));
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mod_timer(&elist[idx].timer, jiffies + ((HZ/4) << idx));
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list_add_rcu(&est->list, &elist[idx].list);
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return 0;
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